Gate Valves, Brass Ball Valves, Check Valves manufacturer / supplier in China, offering 12VDC Electric Actuated Motorized SS304 Ball Valves for Drinking Water, 3 Way Electric Actuator Central Heating DN20 Motorized Ball Valve for HVAC Water Flow Control, 12V DC 24V DC or 110V 220V AC+-15% 50-60Hz Cr02 Electric Actuator Motorized Brass Ball Valve 1/2"-2" and so on.