川重冷熱工業 List of Products and Services

"Wilheat" is a small once-through boiler developed based on heat exchange technology, combustion technology, and pressure and water level control technology cultivated in large boilers. It achieves high durability, high-quality steam, high efficiency, and energy savings. An evolved high-performance package is available to support increased productivity. 【Features】 ■ Long lifespan ■ High dryness / Wide turndown ■ PID quantity control / Energy saving ■ Low NPx / Lightweight and compact *For details, please request materials or view the PDF data from the download.

• Refrigeration units, boilers, cooling towers

The "SIGMA ACE" is a high-efficiency gas absorption chiller that breaks through the theoretical barriers of dual utility, developed with the aim of further improving efficiency. It achieves a COP of 1.74, changing conventional concepts and significantly contributing to the reduction of environmental impact. Additionally, in the waste heat hot water input type (GenLink), utilizing waste heat hot water can reduce fuel consumption by 20%, enabling further energy savings. 【Features】 ■ Cooling rated COP of 1.74 that changes the concept of absorption ■ Maximum efficiency COP of 1.83 ■ Significant reduction in CO2 emissions ■ Substantial savings in annual operating costs *For more details, please request materials or view the PDF data available for download.

• Refrigeration units, boilers, cooling towers

"SIGMAMIDY" is a compact and easy-to-install absorption chiller that makes operation and daily management simple. While retaining its traditional appeal, it incorporates the functions and quality developed in the large-capacity absorption chiller "SIGMA ACE," enhancing energy efficiency to a COP of 1.2. It represents the evolution of medium-capacity (141–246 kW) absorption chillers. 【Features】 ■ High efficiency and energy-saving ■ Standard telemonitoring function ■ Standard predictive function ■ 7-year warranty on the vacuum section of the main unit ■ Heavy-duty specifications For more details, please refer to the catalog or feel free to contact us.

• Refrigeration units, boilers, cooling towers

"Efficio" is a new type of absorption chiller developed by Kawasaki, focusing on the advancement of a low-carbon society in line with the times. By establishing various fuel consumption reduction technologies, including our own compact and high-performance plate heat exchangers, a two-stage evaporation and absorption structure, high-performance heat transfer tubes, and exhaust gas heat exchangers, we have achieved a COP of 1.51 (JIS standard). Additionally, by adopting parallel flow, solution inverter control, high-performance burner technology, and expanding the volume of the absorption liquid solution reservoir, we have realized high seasonal efficiency. [Features] ■ Achieves COP of 1.51 (JIS standard) ■ Realizes high seasonal efficiency ■ Enhances energy-saving control technologies to improve system efficiency For more details, please refer to the catalog or feel free to contact us.

• Refrigeration units, boilers, cooling towers