Heated Circulating Baths
We have dozens of different solutions to your laboratory’s liquid heating needs – from a simple Immersion Circulator to economical Open Bath Systems to full-featured Circulating Baths with ramp and soak capability. 60 years of patented innovation and award winning technology are the foundation of all of our Heated Circulating Baths.
To learn more about all of our Circulating Baths, download our free information guide here!


Stainless Steel Open Bath Systems with
Advanced Programmable Temperature Controller
Key Specifications
Working Temperature: Ambient +10 to +150°C
Temperature Stability: ±0.005°C
Safety Rating: DIN 12876-1 Class I (for use with non-flammable liquids)
External Temperature Control Capability: Yes
Pump: Variable-speed
External Circulation: Open- or closed-loop
- DuraTop™ insulating, chemical-resistant top deck
- Lidded opening for optional cooling coil (10, 20 and 28 liter models)
- Includes bath cover
Key Features
- OpenMode time/temperature programming (no restrictions on number of programs or steps)
- Intuitive 4.3” (10.9 cm) SmartTouch display
- 11 languages: French, German, Spanish, Chinese, Portuguese, Russian, Hindi, Arabic, Italian, Korean, English
- Variable speed pump with open- and closed-loop external circulation capability
- Swivel 180™ Rotating Controller
- On-board connectivity: USB-A & B, Ethernet, RS-232/RS-485, romote on/off and external temperature probe
- Event scheduling (time & date) with real-time clock
- Review temperature trends for up to 10 days
- Multiple selectable “home” screens
- On-screen help
- Automatic and/or user-adjustable performance optimization
- 10-point calibration capability
- Includes Enhanced Performance Hardware & Software Package (Pt100 temperature probe, USB flash drive for data logging, stainless steel fittings and tubing adapters, PolyScience LabVIEW Virtual Instrument, iPhone application download)
Performance Specifications & Part Numbers
6 Liter Stainless Steel Open Bath System | 10 Liter Stainless Steel Open Bath System | 20 Liter Stainess Steel Open Bath System | 28 Liter Stainless Steel Open Bath System | |
---|---|---|---|---|
Maximum Temperature |
150°C |
150°C |
150°C |
150°C |
Working Access (LxWxD) |
3.9 x 4.3 x 6 in 10 x 11 x 15.2 cm |
3.9 x 10.1 x 6 in 9.9 x 25.5 x 15.2 cm |
10.4 x 9 x 6 in 26.4 x 22.8 x 15.2 cm |
10.1 x 8.4 x 8 in 25.7 x 21.4 x 20.3 cm |
Overall Dimensions (LxWxD) |
13.4 x 8.1 x 14.9 in 34 x 20.6 x 37.8 cm |
13.9 x 13.5 x 14.9 in 35.3 x 34.2 x 37.8 cm |
20.9 x 13.5 x 14.9 in 53.1 x 34.2 x 37.8 cm |
20.9 x 13.5 x 16.9 in 53.1 x 34.2 x 42.9 cm |
60Hz Part Number |
AP06S150-A11B |
AP10S150-A11B |
AP20S150-A11B |
AP28S150-A11B |
50Hz Part Number | AP06S150-A12E | AP10S150-A12E | AP20S150-A12E | AP28S150-A12E |