Model BN15-110S-/p Rated heating capacity KW 12.7 BTU 43000 Rated cooling capacity KW 9 BTU 30440 Domestic hot water capacity KW 17 BTU 57500 Power supply V/Ph/Hz 220/1/50 COP /EER   2.6/1.8 Domestic hot water COP   3.5  Heating power input KW 4.83 Cooling power input KW 5.07 Hot water power input KW 4.92 Max outlet water temp ° C 55 Applicable ambient temp ° C 一10~43 Noise d B(A) 58 Water connections Inch 1'' Compressor qty PC 1 Fan qty PC 1 Water pump qty PC 1 FAQ 1. What’s your after- sales policy? In 2 years period, we can offer free spare parts to replace damaged parts. Out of 2 years period, we also can offer parts with cost prices. 2.How much the air to water heat pump power consumption? Mainly influenced by outdoor temperature. When the outdoor temperature is lower,the heating time is longer,the power consumption is more,and vice versa. 3.Is the use and operation of air source heat pump unit easy? It is very easy. The whole unit adopts automatic intelligent control system. The user only needs to turn on the power supply for the first time, and fully realize the automatic operation in the later use process. When the water temperature reaches the user's specified temperature, the system automatically starts up and runs when the water temperature is lower than the user's specified water temperature, so that hot water can be available 24 hours a day without waiting.