4w 3 way motorized ball valves

Stainless steel flow switch 1 inch for hvac Description KWFS is a flow switch with protection class IP65, which can be used in harsh environments, and its contact with the medium is made of brass, which can make the service life of the equipment long. Application Control and monitor liquid flow of boilers, pumps, etc., of heating, cooling, and air conditioning equipment. Features ● Flow control of water and normal media ● Renovated SPDT micro switch ensures the reliable