The same series of actuators are divided into three models, what is the difference? In order to let users purchase
A20 series electric valves no longer have such doubts, we do a brief explanation of the A20 series actuators.
According to whether with manual, whether with indicator window,it was divided into three categories:
A20-A, A20-B, A20- C.The following is a detailed analysis diagram of A20 series actuator.
