DW-ST80
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The Free-Piston Stirling Cooler (FPSC) is a compact, high-efficiency cryogenic module engineered for aerospace payload I&T, precision-instrument spot cooling, defense platforms, and portable or benchtop ULT systems.
It delivers ultra-low temperatures down to −145 °C with precise control (±0.1 °C) and instant freezing capability—cold tip to −130 °C within 3 minutes. Designed for real-world deployments, it operates across −20 °C to +42 °C ambient, draws only 80 W rated power while providing 30 W @ −80 °C (max 35 W @ −80 °C) of cooling capacity, and weighs 3.5 kg, enabling quick integration where space and power are constrained.
The Lowest Temperature of head can reach -145℃
e head can reach -100℃ in few minutes.
It can control the cooling output precisely within ±0.2℃
The dimension just 0.006496 cubic meter
It’s full of Helium inside.No CFC
100% domestic manufacture in China

Cooling Capacity Performance
| Free-piston Stirling Cooling Engine | |||
| Type | DW-ST80 | ||
| Input Date | |||
| Rated input voltage | 24V DC | ||
| Rated input voltage range | 21.6V to 26.4V DC | ||
| Rated input current | ≤6A | ||
| Output Date | |||
| Output current range | 0 to 9A | ||
| Output voltage range | 0 to 16V | ||
| Output frequency | 80.0Hz | ||
| Basic Date | |||
| Exterior(LxWxD) | 165*140*290mm | ||
| Net Weight | 3.2Kg | ||
| Refrigerating capacity | 32W @-80℃ | ||
| Top head temperature | -145℃ | ||
| Word temperature | -10℃ to 40℃ | ||
| Storage temperature | -20℃ to 60℃ | ||
| Humidity | 20% to 90% | ||
| Heat dissipation | Air cooling | ||
| Noise | ≤50dB | ||
Scientific Research:
For equipment requiring ultra-low temperature environments, such as low-temperature physics experiments and superconductivity research.
Medical:
For low-temperature storage of biological samples, vaccines, and pharmaceuticals.
Space Exploration:
For cooling systems in satellites, spacecraft, and space stations.
Industrial:
For manufacturing and processing that require precise temperature control, such as cooling electronic components and processing special materials.
Accessories

Packaging
