Pumps (liquid, other)

VACUUBRAND PC 610 Select Chemistry Pumping Unit Ultimate Vacuum 1.5 mbar (1.1 Torr) Maximum Pumping (more) Speed 2.2 CFM at 60Hz Number of Heads/Stages 4/3 Features - VACUU·SELECT vacuum controller with graphical user interface simplifies work in the laboratory - Predefined applications save time and give reproducible results - Easy-to-use application editor allows own process sequences - Meets high vacuum requirements for most high boiling solvents - Excellent environmental friendliness due to efficient solvent recovery Our PC 600-series chemistry pumping units of this series are an excellent choice for supporting electronically controlled evaporation or drying processes with even many high boiling point solvents. Our popular MD 4C NT three-stage chemistry diaphragm pump, with its 2 mbar ultimate vacuum rating, is the heart of these pumping units. Typical applications include lab applications such as rotary evaporation, vacuum drying ovens, and vacuum distillation. The integrated VACUU·SELECT controller provides an easy-to-use, application based interface that covers all common lab applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, it constantly monitors the pressure and switches to 2 point control mode to hold the pressure stable when a boiling point is detected. The controller also allows for easy manual vacuum control for simple processes. The inlet separator, made of glass with protective coating, prevents particles and liquid droplets from entering the pump. The exhaust vapor condenser provides nearly 100% recovery of solvents for economical recycling and environmental protection.INCLUDED: The VACUUBRAND PC 610 Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 520 Select Chemistry Pumping Unit Ultimate Vacuum 7 mbar (5 Torr) Maximum Pumping Spe (more)ed 1.4 CFM at 60Hz Number of Heads/Stages 2/2 Features - VACUU·SELECT vacuum controller with graphical user interface simplifies work in the laboratory - Predefined applications save time and give reproducible results - Easy-to-use application editor allows own process sequences - Powerful vacuum pump with excellent chemical and condensate compatibility - PC 520 select allow simultaneous operation of two independent applications with electronic vacuum control This chemistry vacuum pumping unit is an economical, compact solution for simultaneous operation of two electronically controlled vacuum applications with one single pump. Based on our popular MZ 2C NT two-stage chemistry diaphragm pump, the PC 520 select is frequently used for medium-sized vacuum applications involving common solvents. Both vacuum ports have independent solenoid valves for electronic vacuum control, and check valves to protect against cross contamination and interference. With an intuitive, application-based interface, the VACUU·SELECT controller offers predefined vacuum processes for all common laboratory applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, it detects the boiling pressure and switches to two point control to hold the pressure stable when a boiling point is detected. The inlet separator, made of glass with a robust protective coating, prevents particles and liquid droplets from entering the pump, preventing damage and extending pump life. And the exhaust vapor condenser allows for nearly complete recovery of solvents when used with a chilled water line or recirculating chiller for economical recycling and environmental protection.INCLUDED: The VACUUBRAND PC 520 Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 511 Select Chemistry Pumping Unit Ultimate Vacuum 7 mbar (5 Torr) Maximum Pumping Spe (more)ed 1.4 CFM at 60Hz Number of Heads/Stages 2/2 Features - VACUU·SELECT vacuum controller with graphical user interface simplifies work in the laboratory - Predefined applications save time and give reproducible results - Easy-to-use application editor allows own process sequences - Powerful vacuum pump with excellent chemical and condensate compatibility - PC 511 select allows simultaneous operation of two independent vacuum applications The PC 511 select is an economical, compact solution for simultaneously running two independent vacuum applications with a single pump. Our popular MZ 2C NT two stage chemistry diaphragm pump is the heart of these pumping units, frequently used for medium-sized vacuum applications involving common solvents. With an intuitive, application-based interface, the VACUU·SELECT controller offers predefined vacuum processes for all common laboratory applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, the electronically controlled port detects the boiling pressure and switches to two point control to hold pressure steady when a boiling point is detected. A second, manually controlled vacuum port permits simultaneous operation of a second vacuum application on the same pump. The inlet separator, made of glass with a robust protective coating, prevents particles and liquid droplets from entering the pump, preventing damage and extending pump life. And the exhaust vapor condenser allows for nearly complete recovery of solvents when used with a chilled water line or recirculating chiller for economical recycling and environmental protection.INCLUDED: The VACUUBRAND PC 511 Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 510 Select Chemistry Pumping Unit Ultimate Vacuum 7 mbar (5 Torr) Maximum Pumping Spe (more)ed 1.4 CFM at 60Hz Number of Heads/Stages 2/2 Features - VACUU·SELECT vacuum controller with graphical user interface simplifies work in the laboratory - Predefined applications save time and give reproducible results - Easy-to-use application editor allows own process sequences - Powerful vacuum pump with excellent chemical and condensate compatibility - Excellent environmental friendliness due to efficient solvent recovery Our PC 500-series chemistry pumping units of this series are an excellent choice for supporting electronically controlled evaporation or drying processes. Our popular MZ 2C NT two stage chemistry diaphragm pump is the heart of these pumping units, frequently used for medium-sized vacuum applications involving common solvents. The integrated VACUU·SELECT controller provides an easy-to-use, application based interface that covers all common lab applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, it detects the boiling pressure and switches to two point control to hold pressure steady when a boiling point is detected. The inlet separator, made of glass with a robust protective coating, prevents particles and liquid droplets from entering the pump, preventing damage and extending pump life. And the exhaust vapor condenser allows for nearly complete recovery of solvents when used with a chilled water line or recirculating chiller for economical recycling and environmental protection.INCLUDED: The VACUUBRAND PC 510 Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 3004 VARIO Select Chemistry Pumping Unit Ultimate Vacuum 1.5 mbar (1.1 Torr) Maximum  (more)Pumping Speed 2.7 CFM at 60Hz Number of Heads/Stages 4/3 Features - VACUU·SELECT vacuum controller with graphical user interface and predefined applications simplifies work in the laboratory - Automatic boiling point detection and adjustment of the vacuum for short process times - Powerful vacuum pump meets high vacuum requirements for most high boiling solvents - Extraordinary diaphragm life, therefore minimum operational and servicing costs - Excellent environmental compatibility through low energy consumption and efficient solvent recovery The PC 3004 VARIO select pumping unit precisely controls the vacuum level in order to achieve unparalleled process control. With its high pumping speed and deep ultimate vacuum, this pump is suitable for demanding applications with even high boiling point solvents. The integrated VACUU·SELECT controller provides an easy-to-use, application based interface that covers all common lab applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run fully automated distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, the VACUU·SELECT controller continuously detects the boiling point and automatically adjusts the vacuum process as necessary. And the VARIO control algorithm maintains the desired vacuum level without running the motor faster than necessary. This prevents bumping and foaming, makes the pump whisper quiet, and extends maintenance intervals. The inlet separator, made of glass with a robust protective coating, prevents particles and liquid droplets from entering the pump, preventing damage and extending pump life. And the exhaust vapor condenser allows for nearly complete recovery of solvents when used with a chilled water line or recirculating chiller for economical recycling and environmental protection. Typical applications are all evaporation processes. They can be run fully automatically and with shorter process times and extra sensitivity even for challenging mixtures at the same time. The VARIO® control ensures high process reliability through prevention of boiling retardation or foaming. It detects boiling pressures automatically and self-adapts to changing process parameters at any time. This all without any need of parameter input or the use of a solvent library. Also in many other applications and in laboratory vacuum networks the VARIO® control brings significant advantages as it provides always the appropriate pumping speed. The VACUU·BUS® interface facilitates an user-friendly configuration of even complex vacuum installations.INCLUDED: The VACUUBRAND PC 3004 VARIO Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 3003 VARIO Select Chemistry Pumping Unit Ultimate Vacuum 1.5 mbar (1.12 Torr) Maximum (more) Pumping Speed 1.65 CFM at 60Hz Number of Heads/Stages 4/4 Features - VACUU·SELECT vacuum controller with graphical user interface and predefined applications simplifies work in the laboratory - Automatic boiling point detection and adjustment of the vacuum for short process times - Ideal for evaporation of high-boiling solvents even at low temperatures - Extraordinary diaphragm life for minimum operational and servicing costs - Excellent environmental compatibility through low energy consumption and efficient solvent recovery The PC 3003 VARIO select pumping unit precisely controls the vacuum level in order to achieve unparalleled process control. With its high pumping speed and deep ultimate vacuum, this pump is suitable for demanding applications with high boiling point solvents in low temperature conditions. The integrated VACUU·SELECT controller provides an easy-to-use, application based interface that covers all common lab applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run fully automated distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, the VACUU·SELECT controller continuously detects the boiling point and automatically adjusts the vacuum process as necessary. And the VARIO control algorithm maintains the desired vacuum level without running the motor faster than necessary. This prevents bumping and foaming, makes the pump whisper quiet, and extends maintenance intervals. The inlet separator, made of glass with a robust protective coating, prevents particles and liquid droplets from entering the pump, preventing damage and extending pump life. And the exhaust vapor condenser allows for nearly complete recovery of solvents when used with a chilled water line or recirculating chiller for economical recycling and environmental protection. Typical applications are all evaporation processes. They can be run fully automatically by the integrated vacuum controller CVC 3000 resulting in both shorter process times and extra sensitivity at the same time. The excellent ultimate vacuum allows even high boiling solvents to evaporate at low temperatures. The VARIO® control ensures high process reliability through prevention of superheating or foaming. It detects boiling pressures of solvents fully automatically and adapts continuously the vacuum conditions to changing process parameters. All this without any need of parameter input or the use of a solvent library. In many other applications - like in local vacuum networks - the VARIO® control offers a significant advantage by supplying always the appropriate pumping speed. The VACUU·BUS® interface facilitates an user-friendly configuration of even complex vacuum installations.INCLUDED: The VACUUBRAND PC 3003 VARIO Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 3002 VARIO Select Chemistry Pumping Unit Ultimate Vacuum 7 mbar Max. pumping speed a (more)t 60 Hz 1.65 cfm Number of Heads/Stages 2/2 Features - VACUU·SELECT vacuum controller with graphical user interface and predefined applications simplifies work in the laboratory - Automatic boiling point detection and adjustment of the vacuum for short process times - Compact and efficient, good ultimate vacuum even with open gas ballast valve - Very quiet, low-vibration operation and extra long service intervals - Excellent environmental compatibility through low energy consumption and efficient solvent recovery The PC 3002 VARIO select pumping unit precisely controls the vacuum level in order to achieve unparalleled process control. This two stage MZ 2C VARIO pump at the core of the PC 3002 VARIO is suitable for work with most common solvents. The integrated VACUU·SELECT controller provides an easy-to-use, application based interface that covers all common lab applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run fully automated distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, the VACUU·SELECT controller detects the boiling point and automatically adjusts the vacuum process as necessary. The application, desired vacuum, and other parameters can also be combined or controlled individually. The pump runs only as fast as necessary due to the VARIO control. This extends the maintenance intervals and makes the pumping unit whisper-quiet. The inlet separator, made of glass with protective coating, prevents particles and liquid droplets from entering the pump. The exhaust vapor condenser provides nearly 100% recovery of solvents for economical recycling and environmental protection. Typical applications are all evaporation processes. Evaporation processes can be run fully automatically and with short process times and high sensitivity at the same time. The VARIO® control ensures high process reliability through prevention of superheating or foaming. The control allows for automatic vacuum level adaptation and is self-adapting to changing process parameters at any time. The VACUU·BUS® interface facilitates an user-friendly configuration of even complex vacuum installations.INCLUDED: The VACUUBRAND PC 3002 VARIO Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 3001 VARIO Select Chemistry Pumping Unit Ultimate Vacuum 2.0 mbar (1.5 Torr) Maximum  (more)Pumping Speed 1.18 CFM at 60Hz Number of Heads/Stages 4/3 Features - Simplify lab work with the VACUU·SELECT vacuum controller with graphic user interface and predefined applications - Automatic boiling point detection and continuous optimization of vacuum levels for quick process times - Compact and powerful; superior performance even with continuous condensate purge - Whisper quiet and ultra low vibration - Eco-friendly: extremely low power consumption and efficient solvent recovery. Oil-free! The PC 3001 VARIO select pumping unit precisely controls the vacuum level in order to achieve unparalleled process control. This pump is suitable for even high boiling point solvents. The integrated VACUU·SELECT controller provides an easy-to-use, application based interface that covers all common lab applications. The VACUU·SELECT controller has you covered. Use manual set-point-control for simple processes, run fully automated distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, the VACUU·SELECT controller detects solvent boiling and automatically adjusts the pump's motor speed to maintain process control. The VARIO motor speed control also makes the pump whisper quiet and provides for exceptionally long maintenance intervals. The inlet separator, made of glass with a robust protective coating, prevents particles and liquid droplets from entering the pump, preventing damage and extending pump life. And the exhaust vapor condenser allows for nearly complete recovery of solvents when used with a chilled water line or recirculating chiller for economical recycling and environmental protection.INCLUDED: The VACUUBRAND PC 3001 VARIO Select Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 201 NT Chemistry Pumping Unit Ultimate Vacuum 1.5 mbar Max. pumping speed at 60 Hz 2 (more).2 cfm Number of Heads/Stages 4/3 Features - Outstanding chemical resistance and superior vapor tolerance - Exceptionally high performance even at low vacuum - Excellent ultimate vacuum even with gas ballast - Manual vacuum control, analog vacuum display - Excellent environmental friendliness due to efficient solvent recovery This chemistry pumping unit has a wide range of applications like evacuation, evaporation and pumping of gases and vapors in chemical, biological and pharmaceutical laboratories. Typical applications are rotary evaporators, vacuum concentrators and vacuum drying ovens with high boiling solvents. The manual flow control valve regulates the effective pumping speed at the vacuum connection; the vacuum manometer offers an analog vacuum display. The separator at the inlet (AK), made of glass with a protective coating, retains particles and liquid droplets. The exhaust waste vapor condenser enables near-100-percent solvent recovery.INCLUDED: The VACUUBRAND PC 201 NT Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND PC 101 NT Chemistry Pumping Unit Ultimate Vacuum 7 mbar / 5 torr Maximum Pumping Speed 1 (more).4 CFM at 60Hz Number of Heads/Stages 2/2 Features - Outstanding chemical resistance and superior vapor tolerance. - High performance even at low vacuum levels. - Optimized vacuum even with gas ballast for condensate purge. - Whisper quiet and very low vibration. - Manual vacuum control, analog vacuum display. This chemistry pumping unit has a wide range of applications like evacuation, evaporation and pumping of gases and vapors in chemical, biological and pharmaceutical laboratories. Typical applications are rotary evaporators and vacuum drying ovens. The manual flow control valve regulates the effective pumping speed at the vacuum connection, the vacuum manometer offers an analog vacuum display. The waste vapor condenser at the outlet (EK) is highly efficient and compact. The condenser enables near-100-percent solvent recovery, efficient recycling and active protection of the environment. INCLUDED: The VACUUBRAND PC 101 NT Chemistry Pumping Unit includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MZ 2C VARIO Select Chemistry Diaphragm Pump Ultimate Vacuum 7 mbar (5 Torr) Maximum Pump (more)ing Speed 1.65 CFM at 60Hz Number of Heads/Stages 2/2 Features - VACUU-SELECT vacuum controller with graphical user interface and predefined applications simplifies work in the laboratory - Automatic boiling point detection and adjustment of the vacuum for short process times - Extraordinary diaphragm life for minimum operational and servicing costs - Excellent chemical resistance The MZ 2C VARIO select pump is an excellent solution for labs working with most common solvents. The integrated VACUU-SELECT controller provides an easy-to-use, application-based interface that covers all common lab applications. The VACUU-SELECT controller has you covered. Use manual set-point-control for simple processes, run fully automated distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, the VACUU-SELECT controller detects the boiling pressure and automatically adjusts the pump to maintain process control. On-demand motor speed control yields not only improved vacuum control, but it also results in unparalleled service intervals for wear parts like diaphragms and valves. Typical applications are all evaporation processes. Evaporation processes can be run fully automatically and with short process times and high sensitivity at the same time. The VARIO control ensures high process reliability through prevention of superheating or foaming. The control allows for automatic vacuum level adaptation and is self-adapting to changing process parameters at any time. The VACUU-BUS interface facilitates a user-friendly configuration of even complex vacuum installations. INCLUDED: The VACUUBRAND MZ 2C VARIO Select Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MZ 2 NT Diaphragm Pump Ultimate Vacuum 7 mbar / 5.2 torr Maximum Pumping Speed 1.4 cfm at (more) 60Hz Number of Heads/Stages 2/2 Features - Contamination-free pumping and evacuation - High flow rate even near ultimate vacuum - Whisper quiet - Very low vibration - Xxceptionally long diaphragm life and maintenance-free drive system for low lifetime costs Diaphragm pumps are an excellent solution for continuous, oil-free evacuation and pumping of gases. All parts in contact with pumped media are made of aluminum and selected plastics and allow a wide range of applications for non corrosive gases. The two-stage construction provides the advantageous combination of high pumping speed and an ultimate vacuum down to 7 mbar. The highly flexible fabric-reinforced double diaphragm made of FKM is ideal for extended operating life. The new NT-series features further improved performance data. Two-stage diaphragm pumps are an excellent choice for continuous, oil-free pumping at medium vacuum requirements. In contrast to water jet pumps they do not consume water and therefore do not produce any contaminated waste water. Typical applications are vacuum ovens and aqueous filtrations. INCLUDED: The VACUUBRAND MV 2 VARIO Select Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MZ 1C Chemistry Diaphragm Pump Ultimate Vacuum 12 mbar / 9 torr Maximum Pumping Speed 0.5 (more) cfm at 60Hz Number of Heads/Stages 2/2 Features - Outstanding chemical resistance and superior vapor tolerance. - Convenient, quick and simple to use due to the top mounted power switch. - Optimized vacuum even with gas ballast for continuous purge. - Whisper quiet and very low vibration. - Maintenance-free drive system and proven long diaphragm life. Chemistry-design diaphragm pumps are an excellent solution for continuous, oil-free pumping of corrosive gases and vapors. The two-stage construction provides the advantageous combination of high pumping speed and low ultimate vacuum. All major parts in contact with pumped media are made of chemically resistant fluoroplastics. Well-proven PTFE-sandwich diaphragms increase reliability and extend operating life. The MZ 1C pump is equipped with a gas ballast valve for continuous condensate purge increasing the pumping capability of condensable vapors. It features slim design for space-saving installation and good vacuum performance. A manual vacuum regulator valve with dial gauge for adjustment of pumping speed and ultimate vacuum is available as accessory. Two-stage chemistry-design diaphragm pumps are an excellent choice for continuous, oil-free pumping of gases at medium vacuum requirements. In contrast to water jet pumps, they do not consume water and therefore do not produce any contaminated waste water. Typical applications are rotary evaporators, gel dryers, filtrations and many other lab applications. The MZ 1C is a powerful pump for smaller vacuum apparatus enabling continuous pumping of solvent vapors. It´s a compact, stand alone pump with low ultimate vacuum. If the process requires atmospheric condensation of pumped vapors or electronic vacuum control, we recommend the pump families based on the MZ 2C NT or MD 1C. INCLUDED: The VACUUBRAND MZ 1C Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MV 2 VARIO Select Diaphragm Pump Ultimate Vacuum 0.3 mbar (0.2 Torr) Maximum Pumping Spe (more)ed 1.9 CFM at 60Hz Number of Heads/Stages 4/4 Features - VACUU-SELECT vacuum controller with graphical user interface and predefined applications simplifies work in the laboratory - Automatic boiling point detection and adjustment of the vacuum for short process times - Extraordinary diaphragm life for minimum operational and servicing costs - Contamination-free pumping and evacuation - Excellent ultimate vacuum, and even better ultimate vacuum with VARIO version in TURBO-MODE for use as backing pump for turbo pumps Four-stage diaphragm pumps - like the MV 2 VARIO select - are an excellent solution for continuous, oil-free pumping of non-corrosive gases at fractional millibar vacuum levels. Wetted parts are made of aluminum, stainless steel and carefully selected plastics suitable for a wide range of non-corrosive applications. The MV 2 VARIO select continuously adapts its motor speed to hold the desired vacuum level. That means the pump is whisper-quiet and generates ultra-low vibrations, and has high leak tightness. The highly flexible fabric-reinforced double FKM diaphragm is ideal for extended operating life. The VARIO design includes the variable speed pump and the VACUU-SELECT vacuum controller with an external gauge head. The demand-responsive motor speed control on VARIO models further extends the already long lifetimes of diaphragms and valves. Four-stage diaphragm pumps are an excellent choice for continuous, contamination-free evacuation and pumping of non-aggressive gases under the very high vacuum demands of applications in physics and analytics. They generate a clean vacuum as they are designed without any sliding seals. Hence abrasion or dust are excluded that might creep back into the application. Due to the outstanding ultimate vacuum these pumps are often used as an alternative to rotary vane pumps. A typical application is the use as backing pump for turbomolecular drag pumps. Additionally, the VARIO version provides vacuum control by precise adjustment of the diaphragm pump's motor speed. Depending on the application the demand-responsive motor speed control results in unsurpassed lifetimes of service parts like diaphragms as well as optimal performance for backing of turbo pumps. INCLUDED: The VACUUBRAND MV 2 VARIO Select Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MV 2 NT Diaphragm Pump Ultimate Vacuum 0.5 mbar Max. pumping speed at 60 Hz 1.4 cfm Num (more)ber of Heads/Stages 4/4 Features - Outstanding chemical resistance and superior vapor tolerance - Exceptionally high performance even at low vacuum - Compact design - Whisper quiet and very low vibration - Long diaphragm life, maintenance-free drive system Four-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of gases when the need is to reach fractional millibar ultimate vacuums. All parts in contact with pumped vapors or gases are made of aluminum, stainless steel and carefully selected plastics suitable for a wide range of non-corrosive applications. The new NT-series pumps provide whisper-quiet and ultra-low-vibration operation, high leak-tightness and improved vacuum. The highly flexible, fabric-reinforced double diaphragm made of FKM offers extended operating life. Four-stage diaphragm pumps are an excellent choice for continuous, contamination-free evacuation and pumping of non-aggressive gases under the very high vacuum demands of applications in physics and analytics. Due to the outstanding ultimate vacuum, these pumps are often used as alternative to rotary vane pumps. A typical application is the use as backing pump for turbomolecular drag pumps.INCLUDED: The VACUUBRAND MV 2 NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MV 10C NT Chemistry Diaphragm Pump Ultimate Vacuum 0.9 mbar / 0.68 torr Maximum Pumping  (more)Speed 5.6 CFM at 60Hz Number of Heads/Stages 8/4 Features - Outstanding chemical resistance and superior vapor tolerance - Reduced process time due to very high flow rates even close to ultimate vacuum - Very low vibration and quiet - Excellent ultimate vacuum even with gas ballast - Excellent environmental friendliness due to efficient solvent recovery (on models with EK accessory) Four-stage chemistry-design diaphragm pumps are an excellent solution for continuous, oil-free pumping of corrosive gases and vapors and meet the highest requirements. The four-stage design of the eight-cylinder pump MV 10C NT provides the advantageous combination of high pumping speed and very low ultimate vacuum of 0.9 mbar in a very compact design. All internal parts in contact with pumped media are made of chemically resistant fluoroplastics. Well-proven PTFE sandwich diaphragms increase reliability and extend operating life. Upgraded with an exhaust waste vapor condenser (EK) the MV 10C NT +EK provides an excellent, environmentally friendly system with efficient solvent recovery. A separator for the inlet (AK) made of glass (with protective coating) against particles and liquid droplets is available as an optional accessory. The high pumping speed and excellent ultimate vacuum of the MV 10C NT reduces the process time significantly. The pump meets the high vacuum requirements, e.g., of parallel processes in vacuum networks. Further typical applications are vacuum ovens, large rotary evaporators, pilot plants and mini plants as well as kilo laboratories. For rough operating conditions we recommend an inlet separator (AK) to protect the pump from particles and liquid droplets. The exhaust waste vapor condenser on the MV 10C NT +EK (also available as accessory) enables near-100-percent solvent recovery, efficient recycling, and active protection of the environment. INCLUDED: The VACUUBRAND MV 10C NT Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MV 10 NT Diaphragm Pump Ultimate Vacuum 0.5 mbar Max. pumping speed at 60 Hz 6.1 cfm Nu (more)mber of Heads/Stages 8/4 Features - Contamination-free pumping and evacuation - High flow rate even near ultimate vacuum - Whisper quiet - Very low vibration - Exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs Four-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of gases when the need is to reach fractional millibar ultimate vacuums. All parts in contact with pumped vapors or gases are made of aluminum, stainless steel and carefully selected plastics suitable for a wide range of non-corrosive applications. These pumps provide the advantageous combination of high pumping speed with an extraordinary good ultimate vacuum down to 0.5 mbar. The highly flexible, fabric-reinforced double diaphragms made of FKM offer extended operating life. Eight-cylinder NT pumps features quiet operation, smooth and easy to clean surfaces. Four-stage diaphragm pumps are an excellent choice for continuous, contamination-free evacuation and pumping of non-aggressive gases under the very high vacuum demands of applications in physics and analytics. They generate a clean vacuum, as they are designed without any contact seals, hence no abrasion or dust is produced that might creep back into the application. Due to the outstanding ultimate vacuum, these pumps are often used as alternative to rotary vane pumps. A typical application is the use as backing pump for turbomolecular drag pumps. Additionally, the VARIO® design provides vacuum control by precise adjustment of the diaphragm pump´s motor speed. Depending on the application, the demand-responsive motor speed control results in unsurpassed lifetimes of service parts such as diaphragms, as well as optimal performance for backing of turbo pumps.INCLUDED: The VACUUBRAND MV 10 NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 8C NT Chemistry Diaphragm Pump Ultimate Vacuum 70 mbar Max. pumping speed at 60 Hz 4 (more).6 cfm Number of Heads/Stages 4/1 Features - Outstanding chemical resistance and superior vapor tolerance - Exceptionally high performance even at low vacuum - Compact design - Whisper quiet and very low vibration - Long diaphragm life, maintenance-free drive system Chemistry-design diaphragm pumps are an excellent solution for continuous, oil-free pumping of corrosive gases and vapors. The one-stage construction provides the advantageous combination of high pumping speed and low ultimate vacuum down to 70 mbar. All major parts in contact with pumped media are made of chemically resistant fluoroplastics. Well-proven PTFE sandwich diaphragms for increased reliability and extended operating life. These large pumps have an exceptionally high pumping speed. The NT-series features further improved performance data and superior vapor tolerance. Large one-stage chemistry-design diaphragm pumps are an excellent choice for pumping large amounts of gases and vapors. They do not consume water and therefore do not produce any contaminated waste water. Typical applications are degassing of liquids, multiport filtrations e. g. on vacuum networks and in general evaporation of low boiling solvents. We recommend these pumps especially for processes with large gas flow at high process pressures.INCLUDED: The VACUUBRAND ME 8C NT Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 8 NT Diaphragm Pump Ultimate Vacuum 70 mbar Max. pumping speed at 60 Hz 4.8 cfm Numb (more)er of Heads/Stages 4/1 Features - Contamination-free pumping and evacuation - Very high flow rate even near ultimate vacuum - Quiet operation - Very low vibration - Exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs Diaphragm pumps are an excellent solution for continuous, oil-free evacuation and pumping of gases. All parts in contact with pumped media are made of aluminum and selected plastics, and allow a wide range of applications for non-corrosive gases. The highly flexible, fabric-reinforced double diaphragm made of FKM is ideal for extended operating life. These pumps with four heads provide very high pumping speed. The new NT-series features improved performance data. Large one-stage diaphragm pumps are an excellent choice for continuous, oil-free pumping of large amounts of gas- es. Typical applications are vacuum ovens and pumping of non-corrosive gases in general. We recommend these pumps especially for processes with high inlet and process pressures. They are excellent for very fast evacuations. The ME 8 NT offers very short evacuation times.INCLUDED: The VACUUBRAND ME 8 NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 4R NT Diaphragm Pump Ultimate Vacuum 100 mbar (75 torr) Maximum Pumping Speed 2.5 cfm (more) at 60Hz Number of Heads/Stages 2/1 Features - Contamination-free pumping, evacuation and compression - High flow rate even near ultimate vacuum - Adjustment of outlet pressure and vacuum level with regulator valves - Very low vibration - Exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs This one-stage diaphragm pump works as a vacuum generator and as well as a compressor. All parts in contact with pumped media are made of aluminum and selected plastics (PTFE diaphragms and valves). They enable a wide range of applications for non-corrosive gases. The inlet and outlet connections of the ME 4R NT are equipped with regulator valves for vacuum and overpressure, respectively. Both the compression pressure and vacuum level can be adjusted. Inlet vacuum level and outlet pressure are indicated by manometers. This one-stage diaphragm pump is an excellent choice for continuous, oil-free pumping and evacuation of non-corrosive gases and also for compression. Typical applications are vacuum ovens, pressure and vacuum filtrations and generation of compressed, absolutely oil-free air. Inlet- and outlet pressure can be adjusted continuously using the regulator valves. The manometers on inlet- and outlet side enable easy setting of the desired vacuum and pressure levels.INCLUDED: The VACUUBRAND ME 4R NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 4C NT Chemistry Diaphragm Pump Ultimate Vacuum 70 mbar (52 torr) Maximum Pumping Spee (more)d 2.6 cfm at 60Hz Number of Heads/Stages 2/1 Features - Outstanding chemical resistance - High performance even at low vacuum levels - Whisper quiet - Low vibration - Long diaphragm life, maintenance-free drive system Chemistry-design diaphragm pumps are an excellent solution for continuous, oil-free pumping of corrosive gases and vapors. The one-stage construction provides the advantageous combination of high pumping speed and low ultimate vacuum down to 70 mbar. All major parts in contact with pumped media are made of chemically resistant fluoroplastics. Well-proven PTFE sandwich diaphragms increase reliability and extend operating life. The NT-series features further improved performance data, higher tolerance for condensates and simplified maintenance. The ME 4C NT is also available as chemistry vacuum system ME 4C NT +2AK with inlet separator to protect the pump against particles and liquid droplets, plus outlet separator to collect condensate. One-stage chemistry-design diaphragm pumps are an excellent choice for applications with corrosive gases and vapors which do not require very deep vacuum levels. They do not consume water and therefore do not produce any contaminated waste water. Typical applications are filtration as well as concentration of solvents with low boiling points. The ME 4C NT is recommended for processes which require higher flow rates. The chemistry vacuum system ME 4C NT +2AK with inlet separator and condensate catchpot is an excellent choice for rugged applications and for collecting condensates at the exhaust of the pump.INCLUDED: The VACUUBRAND ME 4C NT Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 4 NT Diaphragm Pump Ultimate Vacuum 70 mbar (52 Torr) Maximum Pumping Speed 2.6 CFM a (more)t 60Hz Number of Heads/Stages 2/1 Features - Contamination-free pumping and evacuation - High flow rate even near ultimate vacuum - Whisper quiet - ME 4 NT with low vibration and higher pumping speed - Exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs Diaphragm pumps are an excellent solution for continuous, oil-free evacuation and pumping of gases. All parts in contact with pumped media are made of aluminum and selected plastics, allowing a wide range of applications for non-corrosive gases. The one-stage construction provides the advantageous combination of high pumping speed and an ultimate vacuum down to 70 mbar. The highly flexible fabric-reinforced double diaphragm made of FKM is ideal for extended operating life. The NT-series features further improved performance data. One-stage diaphragm pumps are an excellent choice for continuous, oil-free pumping at modest vacuum requirements. In contrast to water jet pumps, they do not consume water and therefore do not produce any contaminated waste water. Typical applications are vacuum ovens, aqueous filtrations and pumping and evacuation of non-aggressive gases in general. The ME 4 NT offers shorter evacuation times and higher gas throughput.INCLUDED: The VACUUBRAND ME 4 NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 2C NT Chemistry Diaphragm Pump Ultimate Vacuum 70 mbar / 52 torr Maximum Pumping Spee (more)d 1.4 cfm Number of Heads/Stages 1/1 Features - Whisper quiet and very low vibration. - Powerful, even for parallel operation of several applications. - High performance even at low vacuum levels. - Outstanding chemical resistance. - Long diaphragm life, maintenance-free drive system. One-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of gases and vapors at low vacuum requirement. In contrast to waterjet pumps they do not consume water and therefore do not produce any contaminated waste water in daily use. Typical applications are vacuum ovens, filtrations and multi-port manifolds for medium throughput, as well as pumping of gases and oil-free evacuation in general. The one-stage construction provides the advantageous combination of high pumping speed and low ultimate vacuum down to 70 mbar. One-stage chemistry diaphragm vacuum pumps are an excellent choice for applications with corrosive gases and vapors which do not require very deep vacuum levels. Typical applications are vacuum ovens, filtrations as well as concentration of solvents with low boiling points. All major parts in contact with pumped media are made of chemically resistant fluoroplastics. The well proven robust PTFE sandwich diaphragm provides outstanding reliability and operating life. INCLUDED: The VACUUBRAND ME 2C NT Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 2 NT Diaphragm Pump Ultimate Vacuum 70 mbar / 52 torr Maximum Pumping Speed 1.4 CFM a (more)t 60Hz Number of Heads/Stages 1/1 Features - Whisper quiet and very low vibration. - Powerful, even for parallel operation of several applications. - High performance even at low vacuum levels. - Very low vibration. - Exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs. One-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of gases and vapors at low vacuum requirement. In contrast to waterjet pumps they do not consume water and therefore do not produce any contaminated waste water in daily use. Typical applications are vacuum ovens, filtrations and multi-port manifolds for medium throughput, as well as pumping of gases and oil-free evacuation in general. The one-stage construction provides the advantageous combination of high pumping speed and low ultimate vacuum down to 70 mbar. Diaphragm vacuum pumps are an excellent choice for applications with non-corrosive gases and vapors. The materials used in these pumps like aluminum and special plastics are opening a wide range of applications. The highly flexible fabric-reinforced double diaphragm made of FKM is ideal for extended operating life. INCLUDED: The VACUUBRAND ME 2 NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 1C Chemistry Diaphragm Pump Ultimate Vacuum 100 mbar / 75 torr Maximum Pumping Speed 0 (more).5 CFM at 60Hz Number of Heads/Stages 1/1 Features - Convenient, quick and simple to use due to the new top-mounted power switch. - Whisper quiet and very low vibration. - Requires minimal benchtop space. - Maintenance-free drive system and proven long diaphragm life. - High chemical resistance. Vacuum filtration is one of the most common applications used for sample preparation in chemistry, microbiology, waste water control and other analytical processes. The ME 1C diaphragm pump offers a compact, high performance and easy-to-use solution which is perfect for single filtrations. This development, based on the highly successful technology of the oil-free diaphragm pump MD 1C, provides a well-proven and extraordinarily long diaphragm life time. The functional, space saving and innovative design with easily accessible, top-mounted power switch ensures convenient and quick operation for day-to-day lab work. Robust PTFE diaphragms and valves provide optimal chemical resistance. A manual vacuum regulator valve with dial gauge for adjustment of pumping speed and ultimate vacuum is available as accessory. One-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of gases and vapors with a modest vacuum requirement. In contrast to water-jet pumps they do not consume water and therefore do not produce any contaminated waste water in daily use. Typical applications for the ME 1C are filtrations and solid phase extractions with solvents. At a process vacuum of 100 mbar, 90% of the atmospheric pressure is available as the driving force for the application. If a certain pressure difference must not be exceeded, the pump can be equipped with an optional manual vacuum regulator valve with dial gauge. It enables continuous adjustment of pumping speed and ultimate vacuum. INCLUDED: The VACUUBRAND ME 1C Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 16 NT Diaphragm Pump Ultimate Vacuum 70 mbar Max. pumping speed at 60 Hz 9.6 cfm Num (more)ber of Heads/Stages 8/1 Features - Contamination-free pumping and evacuation - High flow rate even near ultimate vacuum - Whisper quiet - Very low vibration - Exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs Diaphragm pumps are an excellent solution for continuous, oil-free evacuation and pumping of gases. The one-stage design provides the advantageous combination of high pumping speed and low ultimate vacuum down to 70 mbar. All parts in contact with pumped media are made of aluminum and selected plastics allowing a wide range of applications for non-corrosive gases. The highly flexible, fabric-reinforced double diaphragms made of FKM are ideal for extended operating life. These pumps are particularly powerful and offer large volume flow. The eight-cylinder pump ME 16 NT features exceptionally high pumping speed, low vibration and a very compact design with smooth and easy-to-clean surfaces. Large one-stage diaphragm pumps are an excellent choice for continuous, oil-free pumping of large amounts of gases. Typical applications are vacuum ovens and in general evacuation and pumping of non-corrosive gases. They are also excellent for very fast evacuations down to modest vacuum levels.INCLUDED: The VACUUBRAND ME 16 NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND ME 1 Diaphragm Pump Ultimate Vacuum 100 mbar / 75 torr torr Maximum Pumping Speed 0.5 cfm (more) at 60Hz Number of Heads/Stages 1/1 Features - Convenient, quick and simple to use due to the new top mounted power switch - Whisper quiet and very low vibration - Requires minimal benchtop space - Maintenance-free drive system and proven long diaphragm life - Wetted materials: PTFE, aluminum Vacuum filtration is one of the most common applications used for sample preparation in chemistry, microbiology, waste water control and other analytical processes. The ME 1 diaphragm pump offers a compact, high performance and easy-to-use solution which is perfect for single port filtrations. These oil-free diaphragm pumps provide a well-proven and extraordinarily long diaphragm life time with typically 15,000 operating hours. The functional, space saving and innovative design with visible top mounted power switch ensures convenient and quick operation for day to day lab work. The PTFE diaphragm and valves are rugged and provide high chemical resistance. An optional manual regulator valve with dial gauge enables variable fine adjustment of the pumping speed and ultimate vacuum. One-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of gases and vapors for modest vacuum requirements. In contrast to water-jet pumps, they do not consume water and therefore do not produce any contaminated waste water in daily use. Typical applications for the ME 1 are aqueous filtrations. With filtration at 100 mbar, 90% of atmospheric pressure is available as a driving force. If a certain pressure difference must not be exceeded, an optional manual regulator valve with dial gauge enables variable fine adjustment of the pumping speed and ultimate vacuum. For working with aggressive solvents a chemistry version (ME 1C) is available. INCLUDED: The VACUUBRAND ME 1 Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MD 4C VARIO Select Chemistry Diaphragm Pump Ultimate Vacuum 1.5 mbar (1.1 Torr) Maximum  (more)Pumping Speed 2.7 CFM at 60Hz Number of Heads/Stages 4/3 Features - VACUU-SELECT vacuum controller with graphical user interface and predefined applications simplifies work in the laboratory - Automatic boiling point detection and adjustment of the vacuum for short process times - Extraordinary diaphragm life for minimum operational and servicing costs - Meets high vacuum requirements for most high boiling solvents The MD 4C VARIO select pump is an excellent solution for labs working with most high boiling point solvents. The pump's three stage configuration gives it an ultimate vacuum rating of 1.5 mbar. The integrated VACUU-SELECT controller provides an easy-to-use, application-based interface that covers all common lab applications. The VACUU-SELECT controller has you covered. Use manual set-point-control for simple processes, run fully automated distillations, or create your own application with simple drag-and-drop editing. For solvent evaporation, the VACUU-SELECT controller continuously detects the boiling point and automatically adjusts the vacuum process as necessary. VARIO's on-demand motor speed control results in whisper-quiet operation and unparalleled length of service intervals for wear parts. Typical applications are all evaporation processes. They can be run fully automatically and with shorter process times and extra sensitivity even for challenging mixtures at the same time. The VARIO® control ensures high process reliability through prevention of boiling retardation or foaming. It detects boiling pressures automatically and self-adapts to changing process parameters at any time. This is all without any need for parameter input or the use of a solvent library. Also, in many other applications and in laboratory vacuum networks the VARIO control brings significant advantages as it always provides the appropriate pumping speed. The VACUU-BUS interface facilitates a user-friendly configuration of even complex vacuum installations. INCLUDED: The VACUUBRAND MD 4C VARIO Select Chemistry Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MD 4 VARIO Select Diaphragm Pump Ultimate Vacuum 1 mbar (0.75 Torr) Maximum Pumping Spee (more)d 3.4 CFM at 60Hz Number of Heads/Stages 4/3 Features - VACUU-SELECT vacuum controller with graphical user interface and predefined applications simplifies work in the laboratory - Extraordinary diaphragm life for minimum operational and servicing costs - Contamination-free pumping and evacuation - Excellent ultimate vacuum and TURBO-MODE for use as backing pump for turbo pumps This three-stage diaphragm pump is an excellent solution for continuous, oil-free pumping of non-corrosive gases to a vacuum level as deep as 1 mbar. All wetted parts are made of aluminum, stainless steel and carefully selected plastics suitable for a wide range of applications with non-corrosive gases. The MD 4 VARIO select continuously adapts its motor speed to hold the desired vacuum level. That means the pump is whisper-quiet and generates ultra-low vibrations and has high leak tightness. The highly flexible fabric reinforced double FKM diaphragm is ideal for extended operating life. The VARIO design includes the variable speed pump and the VACUU·SELECT vacuum controller with external gauge head. The demand-responsive motor speed control on VARIO models further extends the already long lifetimes of diaphragms and valves. These three-stage diaphragm pumps are an excellent choice for continuous, contamination-free evacuation and pumping of non-aggressive gases at demanding vacuum conditions. They are especially suitable for applications requiring high volume flow in physics and analytics. The low ultimate vacuum makes these an attractive alternative to rotary vane pumps. Typical uses are as backing (roughing) pumps for turbomolecular drag pumps, for degassing of viscous media, as well as for exhaust gas analytics. Additionally, the VARIO model provides vacuum control by precise adjustment of the diaphragm pump´s motor speed to process requirements. Back diffusion of oil or even oil back flow, e.g., into a high vacuum chamber is excluded due to its oil-free operation. For equipment manufacturers customized versions are available. Depending on the application, the demand-responsive motor speed control of VARIO models further extends the long diaphragm life for which VACUUBRAND pumps are well-known. In addition, it provides an even higher pumping speed and enables precise vacuum control. INCLUDED: The VACUUBRAND MD 4 VARIO Select Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty

VACUUBRAND MD 4 NT Diaphragm Pump Ultimate Vacuum 1 mbar Max. pumping speed at 60 Hz 2.5 cfm Numbe (more)r of Heads/Stages 4/3 Features - Contamination-free pumping and evacuation - High flow rate even near ultimate vacuum - Whisper quiet - Very low vibration - Exceptionally long diaphragm life and maintenance-free drive system for low lifetime costs These three-stage diaphragm pumps are an excellent solution for continuous, oil-free pumping of non-corrosive gases. They reach an excellent ultimate vacuum of 1 mbar. All parts in contact with pumped gases and vapors are made of aluminum, stainless steel and carefully selected plastics suitable for a wide range of applications with non-corrosive gases. The new NT-series provides whisper quiet and ultra-low vibration operation, high leak tightness and improved performance. The highly flexible fabric-reinforced double diaphragm made of FKM is ideal for extended operating life. These three-stage diaphragm pumps are an excellent choice for continuous, contamination-free evacuation and pumping of non-aggressive gases at demanding vacuum conditions. They are especially suitable for applications in physics and analytics. The low ultimate vacuum makes these an attractive alternative to rotary vane pumps in many applications. Typical uses are as backing pump for turbomolecular drag pumps, and for degassing of viscous media.INCLUDED: The VACUUBRAND MD 4 NT Diaphragm Pump includes: - Power Cord - Operator's Manual - Manufacturer's Documentation - 2 Year Manufacturer's Warranty