... , 2-way, 3-way, Fan coil motorized valveDN15-DN25, 220V,110V,24V power supply, ,NPT/BSPP connection5, Electro thermal heating valveDN15-20 ... , Reliable performance, durable, energy-saving,IP40,220V,110V power supply, 6, Damper actuator2Nm~30Nm, 220V,24V power supply, On/Off,0~10V or ...