Laswim residential standard on/off heat pump is specially designed for energy efficient pool heating, it extracts the talent heat in the air and transfers into the pool water, which helps to extend the swimming season with minimum cost. With a COP as high as 5.9, this standard on/off heat pump offers over 5 times heat power than electrical power input. Features: 1. COP up to 5.9, over 5 times saving With a COP as high as 5.9, standard on/off heat pump offers over 5 times heat power than electrical power input. Giving you exceptional performance at the minimum running cost. 2. Hot gas defrosting With Saginomiya 4-way valve, standard on/off heat pump can automatically and efficiently deforst by hot gas. 3. Plug & Play for easy installation (Optional) Standard on/off heat pump can be fitted with plug and play which makes installation easy and less expensive. 4. Titanium heat exchanger Standard on/off heat pump adopts 100% titanium heat exchanger, it is excellent for all common pool chemical systems including chlorine and salt water. 5. Down to 0 running 6. Quiet operation 7. Simple LED digital controller 8. Silver welding for reliable refrigerant system Applications: Indoor or outdoor pools Endless pool Hot srping /SPA Technical parameters: Air 27/Water 27/Humidity 80% 1. Heating capacity: 9.9kW 2. COP: 5.8 Air 15/Water 26/Humidity 80% 3. Heating capacity: 7.1kW 4. COP: 4.2 5. Advised pool volume: 30~45m³ 6. Operating temperature: 0~43 7. Rated input power: 1.6kW 8. Rated input current: 7.4A 9. Power supply: 230V/1N/50Hz 10. Heat exchanger: Titanium 11. Refrigerant: R32 12. Casing: ABS material 13. Advised water flow: 4~6 m³/h 14. Water connection: 50mm 15. Net weight: 54.8kg 16. Net dimension: 961x312x658