Our circulating pump for hot water can be used directly to drinking water pipelines with a wrench, fitting with an NPT 3/4" inlet/outlet hose, only need a wrench to connect the pump to the ...

Scientists in China have designed a photovoltaic-thermal integrated air-source heat pump hot water system that uses a phase change tank to lower energy consumption and achieve higher power generation ...

The system uses a circulation pump to draw water from the bottom of ... The rated heat pump input/output is 802 W/3,725 W and the hot water recovery rate is 89 L/h. The system also features ...