CF31 Cryo-Compact Circulator -9400331

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Cryo-Compact Circulator for internal and external temperature applications

The new CF series offers compact refrigerated/heating circulators. With small overall dimensions the units can even be placed on a very small surface or within a complex installation. All models offer a heating capacity of 2 kW and classification 3 according to DIN12876-1. The maximum ambient temperature of 40℃ as well as a ventilation air cooling allow installing the units very closely side by side with other units or directly under a fume hood. Furthermore all the models feature pump connections for external temperature applications and a bath opening for temperature control of small objects directly in the circulator bath. Wetted parts are made of high quality stainless steel or plastic. The instruments provide a reliable Microprocessor electronics with high temperature stability as well as warning and safety functions.

Your advantages

  • Ergonomic design and easy operation
  • Small overall dimensions for lowest space requirement
  • Splash-proof keypad
  • Bright VFD display and interactive LCD dialog display
  • Highly precise ICC cascade temperature control
  • RS232/RS485 interface for PC connection
  • Electronically adjustable pump stages
  • External Pt100 sensor connection
  • Integrated programmer with 6×60 program steps
  • Early warning system for low liquid level
  • 3-point calibration
  • TCF Temperature Control Features
  • Adjustable high temperature cut-off
  • Classification 3 according to DIN12876-1
  • Pump connections for external temperature applications
  • Bath opening for temperature control of small objects in the bath
  • Front drain



Julabo is one of the world’s leading manufacturers of temperature control instruments for research, industry and science.