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By hangzhou Hangning heat energy technology co., LTD., independent research and development of solar energy water heater use special compressor of air can heat pump water heater production line, the product for the domestic heat pump hot water industry pioneered the use of heat pump water heater dedicated compressor products, products using environmental protection R417A working medium, replacing the traditional R22 working medium. Product has better energy-saving sex (15%) than that of R22 system energy saving, running is wider, more stable and reliable operation and long service life, higher water temperature, water temperature can reach 65 ℃), etc. The appearance of the product will bring a revolution to heat pump hot water industry.