Mini Pool Heat Pump
ZN Mini Pool Heat Pump is a plug-and-play solution designed for smaller pools and spas. It's compact, easy to install, and operates quietly and cost-effectively, making it ideal for mini pools, plunge pools, cocktail pools (spools), swim spas, above-ground pools, and endless pools.

ZN Mini Pool Heat Pump for Above Ground Pools
- Heating capacity of 2.85 kW (9725 BTU) and 3.85 kW (13140 BTU)
- Heats pool volumes up to 25 m³
- Uses eco-friendly R32 refrigerant
- Works in 7°C to 43°C ambient temperatures
- Durable titanium in PVC heat exchanger
- Quiet operation at 53 dB(A)
- Easy-to-use WiFi LED controller
- Compact and lightweight for easy installation

Standard Mini Pool Heat Pump and Custom Solutions
ZN is a Chinese manufacturer and supplier of pool heat pumps. We partner closely with world-renowned brands like Mitsubishi, Toshiba, and Sanyo, utilizing their high-quality compressors and components to ensure exceptional reliability and longevity.
Beyond our standard product offerings, ZN specializes in ODM and OEM services. We can customize designs to meet most clients’ specific application needs, including heating capacity, design, and specifications, all while offering competitive pricing.
Model | ZNRJ-28R/N8-MIE | ZNRJ-40R/N8-MIE | |
Operating Ambient Temp. Range | ℃ | 7°C~43°C | 7°C~43°C |
Outlet Water Temp. | ℃ | 15°C~40°C | 15°C~40°C |
Power Supply | / | 220V/1Ph/50Hz | 220V/1Ph/50Hz |
Testing Condition: Ambient air temperature 28℃(DB)/25.3℃(WB), inlet water temperature 26℃ | |||
Heating Capacity | kW/COP | 2.85/5.48 | 3.85/5.7 |
Max.current | A | 3.6 | 4.5 |
Heat Exchanger | / | Titanium in PVC | Titanium in PVC |
Water Flow | m³/h | 1.5 | 2.5 |
Water Pipe Connection | inch | 1" | 1" |
Refrigerant | / | R32 | R32 |
Controller | / | LED | LED |
Noise | dB(A) | 51 | 53 |
Electric Protection | / | Class I | Class I |
Mechanical Protection | / | IPX4 | IPX4 |
Dimension (W*D*H) | mm | 411*250*376 | 411*250*376 |
Package Size | mm | 475*290*445 | 475*290*445 |
Net Weight | kg | 25 | 28 |
Gross Weight | kg | 28 | 31 |