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Jointlab srl
Milano - Italy
(€928.20 incl. VAT*)*if applicable
This item is
for sale
State of item

Diaphragm pump Liquiport NF 300 KT.18 S KNF

Jointlab srl€780.00 
(€928.20 incl. VAT* )* - if applicable
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Description by the supplier

Product Specifications:

This laboratory equipment offers an optimal flow rate of 0.5-3.0 l/min with a suction potential of up to 3 mWg. It can operate efficiently at a maximum pressure of 1 bar (relative), whilst accommodating a fluid temperature of 5-80°C. The equipment has been designed to handle a maximum permissible viscosity of up to 150 cSt. Its valve is made of a quality FFKM material, while its membrane boasts a PTFE coating. The pump head material is a mixture of PTFE, PP, PVDF adding to the durability and robustness of the apparatus.

Product Applications:

This apparatus is ideally designed and engineered for effective liquids transfer.

Key Features:

The laboratory equipment features a compact size for a minimal physical footprint. It is user-friendly, with easily understandable operations and a manual control system. The equipment is self-priming and can function without fluid. Safety features are encapsulated in its splash-proof design with an IP65 protection rating. It comes in multiple material configurations, ensuring chemical resistance. The apparatus is maintenance-free and produced using high-quality pump head materials- PP, PVDF, PTFE. The membrane is PTFE-coated while the valve is manufactured with FFKM Simriz®.

Product Versions:

This equipment can be delivered in two versions:

'Standard (S)' offers manual setting of the flow rate via a control knob.

'Remote Control (RC)' provides the luxury of distance control, possibly from a computer, including a fault alarm feature. A connection cable is provided with the latter.

Included Accessories:

The equipment includes a fitting suitable for a 12 mm internal diameter tube.

For further information and details about more accessories, kindly download the respective data sheet.


If you need guidance in selecting the right vacuum pump, please follow our comprehensive guide: VACUUM PUMPS FOR THE LABORATORY. Alternatively, download THE KNF guide: THE IDEAL DIAPHRAGM PUMP FOR EVERY APPLICATION.

Product details
External dimensions mm L x P x A160 x 104 x 188 mm
VariousIP 65
Absorption29-34 W
Weight kg1.5 kg
Supply100–240 V / 50–60 Hz
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Chemical resistant vacuum pump consisting of N 840 G diaphragm vacuum pump, base plate and two separ (more)ator bottles on the suction and pressure side. Thanks to the high compatibility of steam and condensate, the system is perfectly suited for extremely aggressive/corrosive gases and vapours. Technical features Flow rate (max.): 20 l / min Final vacuum (max.): 6 mbar (abs.) Pressure (max.): 0.1 bar (rel.) Flow rate (m³/h) at atm. pressure: 2,04 Permissible fluid temperature between 5°C and 40°C Valve material: FFPM Diaphragm material: PTFE coated Pump head material: TFM ™ PTFE Applications Filtration Degassing Vacuum oven Centrifugal concentration Qualitative characteristics Ideal for extremely aggressive / corrosive gases and vapors High compatibility with steam and condensate Integrated gas ballast valve Integrated control of the rotation speed 3-color status display for running / stand-by / error Compact, silent and reliable Chemically resistant compound vacuum system diaphragm vacuum pump, base plate and two separating bottles on the suction and pressure sides Modular; expandable 100% oil-free transfer - then pure transfer, evacuation and compression of gases High compatibility with steam and condensate Ecological Download the data sheet for further information and accessories. NOT SURE WHICH VACUUM PUMP YOU NEED? Try following our guide to KNF pumps: VACUUM PUMPS FOR THE LABORATORY Or download the KNF guide: THE IDEAL DIAPHRAGM PUMP FOR EVERY APPLICATION

€2,603.00 ex VAT
€3,097.57 incl. VAT if applicable
pumps liquid & other, vacuum pumps
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