20 L refrigerated circulator with SmartTouch color LCD, precise ±0.01 °C control across −30 °C to 30 °C, integrated chiller, efficient pump flow, and rear drain—built for sub-zero QA, lab testing, and sample prep.
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The PolyScience AP20R‑30‑A11B brings sub-zero temperature precision and SmartTouch usability to a compact 20 L bath. Maintaining ±0.01 °C stability between −30 °C to 30 °C, it integrates a powerful refrigeration system and touchscreen interface.
Designed to support demanding lab protocols, it includes a stainless-steel reservoir with insulated lid and rear drain valve, and delivers ~20 L/min circulation through its built-in pump. Color LCD offers intuitive monitoring, while safety features like low-liquid and over-temperature shutdown protect samples. Ideal for QA labs, viscosity measurements, material conditioning, and cold-range workflows requiring reliability and precision.
Key Features
Specifications Table
| Feature | Specification |
|---|---|
| Reservoir Volume | 20 L stainless steel |
| Temperature Range | −30 °C to 30 °C |
| Stability | ±0.01 °C |
| Circulation Flow | Approx. 20 L/min |
| Cooling System | Internal refrigeration |
| Display | SmartTouch color LCD |
| Drain Valve | Rear-mounted |
| Safety Features | Low-liquid & over-temp shutdown |
| Weight (empty/full) | ~90 lb / ~140 lb (41 kg / 64 kg) |
