• Rated Current(A) : 14.7
• Rated Power Input(kW) : 3.2
• Noise Level(1m): ≦ 56
• Water Flow Volume(Gal/h) : 1717
• Working Temperature Range(℉): 5~109.4
• Net Weight(lbs): 128
• Net Dimensions(inch): 35.2*14.3*25.2
• Outer diameter of the pipe connector: (USA)1.5inch / (EU)50mm 

✅ Details:

• Powerful Variable Speed Heat Pump: This 21kw swimming pool heater is designed for above ground pools up to 15,000 gallons, allowing you to enjoy comfortable swimming time all year round.

(The specific applicable swimming pool capacity depends on the local ambient temperature, the water outlet temperature you set, and the swimming pool insulation measures when using the product. If you are not sure how much power heat pump you need, please contact us.)

• R32 Refrigerant and Titanium Heat Exchanger: Utilizing R32 refrigerant and titanium heat exchanger, this heat pump provides improved heating efficiency and environmental friendliness.
• Multiple Operating Modes and Low Noise: The heat pump offers various operating modes, with a noise level of only 56 decibels during operation. You can choose the silent mode for quiet operation while you sleep, ensuring a comfortable and undisturbed rest.
• Smart Control Panel with WiFi Connectivity: Equipped with an intelligent control panel, this heat pump can be connected to WiFi, allowing you to remotely control it through a mobile app. This convenient feature gives you the flexibility to manage and adjust settings from anywhere.
• Energy-efficient and Cost-effective: With its advanced technology and efficient performance, this heat pump helps you save on energy costs while maintaining optimal pool temperatures.
• Power Connection: The heat pump has single-phase power connections, hot, neutral and ground. If you have 2 hot lines, a neutral line and a ground line, please connect like this way: Hot line 1 to L, Hot line 2 to N, ground line to G. You only need to connect these 3 wires to reach 220v, the remaining neutral line does not need to be connected.

✅ High-efficiency operation provides you with a constant temperature in all seasons

Heating Capacity Standard (kW) 21~4.8

At Air 78.8℉, Humidity 80%, Water 78.8℉ in, 82.4℉ out

Power Input(kW) 3.09~0.3

COP 15.8~6.8

Heating Capacity Low Temperature(kW) 16.5~3.8

At Air 59℉, Humidity 70%, Water 78.8℉ in, 82.4℉ out

Power Input(kW) 3.37~0.5

COP 7.6~4.9

Cooling Capacity Low Temperature(kW) 11.6~2.7

At Air 95℉, Water 84.2℉ in, 80.6℉ out

Power Input(kW) 3.05~0.4

EER: 6.7~3.8