Description
Tongyi’s DC Inverter Commercial Heat Pump Water Heater is designed for high-demand hot water applications in hotels, hospitals, schools, dormitories, sports facilities and commercial buildings. Available in nominal heating capacities from 10 kW to 90 kW, the range combines inverter-controlled operation, remote monitoring and modular installation options for commercial hot water projects.
Using R32 refrigerant, the units deliver outlet water temperatures of up to 60°C and are designed for operation in ambient temperatures from -35°C to 43°C. Selected configurations can be connected in parallel, allowing project capacity to be adapted to larger hot water requirements.

Improved heat exchange: Side outlets provide a more uniform wind field and higher efficiency.

Key product highlights
- Nominal heating capacities: 10 kW, 20 kW, 45 kW and 90 kW
- Maximum outlet water temperature: 60°C
- COP up to 5.15 under stated rating conditions
- Operating ambient range: -35°C to 43°C
- DC inverter compressor and fan technology
- IoT-enabled remote monitoring and control
- Modular operation with up to 8 units of the same model in parallel
- Designed for commercial domestic hot water production
Unit connects to the cloud for real-time data, enabling remote monitoring and control.



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Tongyi heat pumps achieve the highest EU energy efficiency rating of A+++, saving you money on your energy bills.

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Explore the mechanism of an Air-to-water heat pump's operation.
An air-to-water heat pump functions by absorbing the latent thermal energy present in the air, which serves as the primary heat source. Through a refrigeration cycle, the heat pump employs a compressor to increase the captured heat’s temperature and transfers it to a water-based system. This heated water can then be utilized for space heating, as well as domestic hot water production.




















