Refrigerated/Heated Circulating Baths
Known for ease of use and useful innovation, our Circulating Baths set the standard for design, performance and value. Capable of reaching temperatures as low as -20°C, PolyScience Refrigerated/Heated Circulating Baths provide dependable temperature control for a wide variety of laboratory cooling applications and uphold our reputation for innovation, product quality and refrigeration expertise.
To learn more about our Refrigerated/Heated Circulating Baths, download our free information guide here!


Refrigerated Circulators with
MX Temperature Controller
Key Specifications
Working Temperature: From -30° up to +135°C
Temperature Stability: ±0.07°C
Safety Rating: DIN 12876-1 Class I (for use with non-flammable liquids)
Pump: 1-speed
External Circulation: Closed-loop
- LidDock™ self-stowing reservoir cover
- DuraTop™ insulating, chemical-resistant top deck
- WhisperCool® Environmental Control System
- Cool Command™ modulated refrigeration system
- Reservoir drain
- Washable air filter
Key Features
- Large, universal icon and English display
- On-screen prompts
- Single-point calibration capability
Performance Specifications & Part Numbers
7 Liter Refrigerated Circulator, -20°C | 7 Liter Low Profile Refrigerated Circulator, -20°C | 15 Liter Refrigerated Circulator, -30°C | 20 Liter Refrigerated Circulator, -30°C | |
---|---|---|---|---|
Working Temperature Range | -20° to 135° C | -20° to 135° C | -30° to 135° C | -30° to 135° C |
Nominal Cooling Capacity @ +20C (W) |
200 |
200 |
915 |
915 |
Heater Wattage |
1100 W (60Hz) 1100 W (50Hz) |
1100 W (60Hz) 1100 W (50Hz) |
1100 W (60Hz) 1100 W (50Hz) |
1100 W (60Hz) 1100 W (50Hz) |
60Hz Part Number |
MX07R-20-A11B |
MX7LR-20-A11B |
MX15R-30-A11B |
MX20R-30-A11B |
50Hz Part Number | MX07R-20-A12E | MX7LR-20-A12E | MX15R-30-A12E | MX20R-30-A12E |