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Products Description
Air to water Heat Pump, 70% energy savings ,Wide range of use
With full inverter technology, soft start and fast heating can be realized. And water temperature will be more constant, making you enjoy the warmth and comfort of home all the time.
The unit can operate normally within the temperature range of -15C~48C;
Strong adaptability, personalized customization;


instant hot water without waiting,Clean air energy, Separation of water and electricity
ZhenXin dedicates to creating super quiet running environment for the user. adopts multiple noise reduction technologies, every product has been repeatedly tested and optimized.
Separation of water and electricity, no leakage explosion risk of electric shock;
24 hours constant temperature circulation supply;
Circulation pump works regularly, instant hot water without waiting;
Clean air energy, low carbon and environmentally friendly;





| Product Parameters | |
| Product Model | KFXRS-18II |
| Power supply | 380V/3N~/50Hz |
| Rated heating capacity (KW) | 18.8 |
| Rated power consumption (KW) | 4.27 |
| COP(W/W) | 4.4 |
| Water production (L/h) | 400 |
| Refrigerant | R22/R410A |
| Maximum working current (A) | 12 |
| Maximum water discharge temperature (℃) | 60 |
| Circulating water flow (m³/h) | 3.5 |
| Working environment (℃) | -15~48 |
| Circulating water pipe diameter | DN25 |
| Unit weight (kg) | 145 |
| Unit size (mm) | 900*730*1200 |
| Protection class | IPX4 |
| Category of protection against electric shock | CLASS I |
The heat pump offers up to 70% energy savings, with a coefficient of performance (COP) of 4.4, making it highly efficient.
The unit can operate normally within a temperature range of -15°C to 48°C.
The full inverter technology enables soft start and fast heating, ensuring a more constant water temperature for enhanced comfort.
The system provides instant hot water without waiting due to its 24-hour constant temperature circulation supply.
Yes, it uses clean air energy and is designed to be low carbon and environmentally friendly.
The maximum water discharge temperature is 60°C.
The heat pump can use either R22 or R410A refrigerant.
The heat pump has a rated power consumption of 4.27 kW.
The unit measures 900mm x 730mm x 1200mm and weighs 145kg.
The heat pump is designed for super quiet operation, utilizing multiple noise reduction technologies to minimize sound.
The heat pump has a protection class of IPX4, offering good protection against water ingress.
Yes, the heat pump offers strong adaptability and personalized customization options.
The circulating water flow rate is 3.5 m³/h.
The design includes a separation of water and electricity, significantly reducing the risk of electric shock and leakage.
The maximum working current is 12A.
No approved technical specifications are available yet. Please refer to the product description or contact our team.
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