Infors HT Labfors 5 Benchtop Bioreactor System, Three-Fold, Jacketed 3.6 L Vessels

Infors HT Labfors 5 benchtop bioreactor system configured as a three-position platform for microbial fermentation, biotechnology process development, fed-batch cultivation, strain screening, and oxygen-transfer optimization. The system includes one master unit, two satellite units, and three jacketed 3.6 L culture vessels.

System configuration

• Quantity: One master control unit and two satellite units
• Vessels: Three round-bottom, double-walled, jacketed culture vessels
• Total volume: 3.6 L per vessel
• Working volume: 0.5-2.3 L per vessel
• Nominal vessel diameter: 150 mm
• Control interface: 12-inch color touchscreen
• Manufacturing year: 2021
• Condition: Used, serviced, fully functional, and tested by the seller’s in-house service team

Agitation and mixing

• Three Dunkermotoren 48 V brushless stir motors with mechanical-seal shafts
• Rotation speed with three impellers: 400-1200 min⁻¹
• Three Rushton impellers per vessel, each with six blades
• Arch spargers for microbial cultivation
• Ring spargers also included

Gassing and gas analysis

• Compatible gases: Air, O₂, and CO₂
• Three mass flow controllers for gas-flow control and gas mixing
• Air and O₂ control range: 0.05-5.0 L min⁻¹
• CO₂ control range: 0.05-2.5 L min⁻¹
• Measurement and control accuracy: ±1.5% FS
• BlueVary gas sensors with O₂, CO₂, and pressure/humidity cartridges
• Measurement ranges: 0-25% CO₂, 0-25% O₂, and 0-15% humidity
• Exit gas coolers provide exhaust-gas conditioning and condensate recovery
• BlueVary cartridges are consumables and may expire over time

Temperature control and sterilization support

• Water circulation through the vessel jackets
• Integrated 500 W heating system and pump in the basic unit
• Tap-water cooling through the vessel jacket circuit
• Pt100 temperature sensors with built-in cables
• Temperature control range: 5 °C above inlet temperature to 70 °C
• Water hose kits for the vessel jackets are included

Process control

• Four adjustable analogue peristaltic pumps per station for acid, base, antifoam, and feed
• Pump rotation speed: 0-74 min⁻¹
• pH control using acid/base dosing or CO₂ instead of acid
• pH control range: pH 2-pH 12
• pH measurement accuracy: ±0.1
• Dissolved oxygen control through stirrer cascade, gas flow, and gas-mixture control with O₂ addition
• pO₂ control range: 0-100%-sat
• pO₂ measurement accuracy: ±1%
• Antifoam control range: 0-100%
• Pressure control valve
• Harvest probes for culture collection

Balances and sensors

• Three Kern DS balances with a maximum capacity of 30 kg
• Three Sartorius Entris II balances with a maximum capacity of 4.2 kg
• Three pH cables with built-in VP8 digital connections
• Three Hamilton pH sensors
• Three DO cables with built-in VP8 digital connections
• Three dissolved oxygen sensors
• Temperature, pH, DO, pressure, humidity, and exhaust-gas monitoring capabilities

Included components

• Infors HT Labfors 5 master unit
• Two Infors HT Labfors 5 satellite units
• Three jacketed 3.6 L culture vessels
• Three base trays
• Three exit gas coolers
• Three arch spargers and three ring spargers
• Three sets of Rushton impellers
• Three harvest probes
• Communication and power cables
• Manual: *Labfors 5 Bench-Top Bioreactor Manual*

This parallel benchtop bioreactor is suited to microbial cultivation, fermentation research, bioprocess development, biomass production, synthetic biology workflows, molecular biology research, and biopharmaceutical process scale-up studies. Testing included the touchscreen, communication systems, peristaltic pumps, agitation motors, temperature probes, DO and pH sensors, temperature control loop, gas-mixing components, and coolant distribution components.