High-Efficiency Heat Exchange
Evaporators and condensers utilize high-efficiency heat exchange tubes with a reserved 5-10% area margin. Combined with a high COP at both partial and full loads, it ensures exceptionally low operating costs.

In the field of refrigeration systems and applied technologies, our company possesses over 20 years of extensive experience and has achieved remarkable success. Yiyun perfectly integrates advanced design technology for low-temperature ethylene glycol/brine chiller units, precise programmable control technology, and the outstanding reliability of low-temperature explosion-proof compressors into a single unified system.
Our units are available in various configurations tailored to different industries, including: low-temperature explosion-proof chillers for reactors, petroleum, chemicals, coal, textiles, and pharmaceuticals; as well as low-temperature chillers for food, lithium salts, laboratories, fragrances, single crystals, and divalent nickel, along with other facilities requiring artificial low-temperature refrigeration. Configurations are available for temperature applications ranging from 0°C to -80°C.
Cooling capacity :
1 ~ 1000kwRefrigerant :
R22/R407C/R404A/R507 Environmentally FriendlyMOQ :
1 unitApplication :
Food and chemical processing, pharmaceuticals, bio-fermentation, reaction vessels, military research and testing, aerospace applications, etc.Low-Temperature Explosion-Proof Chiller
The Explosion-Proof Low-Temperature Chiller is an advanced refrigeration system that seamlessly integrates high-efficiency ethylene glycol/brine cooling technology, precise programmable control, and highly reliable explosion-proof compressors into a single unified unit. Designed specifically for extreme and hazardous environments, it delivers safe, stable, and continuous artificial refrigeration.
Evaporators and condensers utilize high-efficiency heat exchange tubes with a reserved 5-10% area margin. Combined with a high COP at both partial and full loads, it ensures exceptionally low operating costs.
Specifically engineered for hazardous, flammable, and explosive environments. It provides highly reliable, safe low-temperature operation with exceptionally low noise and vibration levels for demanding sites.
Features built-in communication protocols for seamless SCADA system integration. Allows for precise programming of temperature uniformity and resolution tailored to specific user operation modes.
High COP & Low Cost |
Easy Maintenance |
Low Noise Operation |
100,000h Bearing Life |
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