F81-ME Ultra-low refrigerated / heating circulator
Ultra-low refrigerated circulator with 2-stage cascade-cooling
The ultra-low refrigerated circulators of the TopTech series are equipped with a dual-stage cascade refrigeration system for continuous operation of internal and external temperature applications.
Models with ME circulator
- Heated bath cover plate to prevent condensation or ice build-up
- Pressure pump up to 0.45 bar, electronically adjustable in steps
- ACC Active Cooling Control across the entire temperature range
- Compact design Note: FP models feature an energy-saving proportional cooling control.
F81-ME Benefits

For flammable bath fluid
Classification III (FL) according to DIN 12876-1

ATC3. Calibration.
‘Absolute Temperature Calibration’ for compensating a physically caused temperature difference, 3-point calibration.

100 % Cooling capacity
‘Active Cooling Control’ for cooling available throughout the entire working temperature range, fast cool-down even at higher temperatures

Early warning system for high/low temperature limits
Maximum safety for applications, optical and audible alarm, convertible to automated cut-off function