28 L refrigerated circulator featuring precise ±0.01 °C control across −30 °C to 30 °C, color LCD, robust pump, drain valve, and compact footprint—ideal for demanding lab testing, sub-ambient applications, and viscosity control.
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The PolyScience SD28R‑30‑A11B delivers high-performance cooling in a 28 L format, maintaining ±0.01 °C stability within −30 °C to 30 °C range using an integrated refrigeration unit.
Its stainless-steel reservoir includes a rear drain valve and insulated cover. Advanced features include a color LCD display, powerful circulation pump (~30 L/min), and safety systems such as low-liquid and over-temperature shutdown. Built for precision labs, viscosity testing, material conditioning, and sample prep under sub-zero conditions.
Key Features
Specifications Table
| Feature | Specification |
|---|---|
| Reservoir Volume | 28 L stainless steel |
| Temperature Range | −30 °C to 30 °C |
| Temperature Stability | ±0.01 °C |
| Circulation Flow | Approx. 30 L/min |
| Cooling System | Built-in refrigeration |
| Display | Color LCD |
| Drain Valve | Rear-mounted |
| Safety Features | Low-liquid and over-temp shutdown |
| Weight (empty/full) | ~130 lb / ~190 lb (59 kg / 86 kg) |
