Electric Butterfly Valve, Electric Ball Valve, Electric Control Valve manufacturer / supplier in China, offering Rail-Mounted 24V DC Electric Actuator with Switch Open for Automated Train Doors, Beverage Industry Quick Release Motorized Switch Open Electric Actuator for Brewery Filling Machine Valves, DN150 Electric Butterfly Valve Actuator with Modbus for Pump Station Control with Action Time 4 Seconds and so on.