Dzz series electric actuator is suitable for the gate valve, globe valve, diaphragm valve, plunger valve, throttle valve, water gate, etc.rising stem valves are available, and can also be used for non-rising stem valves. Dzw electric actuator has complete functions, reliable performance, advanced control system, small size, light weight, using and maintenance convenient  characteristic. Can implement remote control, centralized control and automatic control.it is widely used in power, metallurgy, petroleum, chemical industry, papermaking, water treatment, etc.