Piston type Electropneumatic Actuator is suitable for a 90 degree opening and closing of VFS-type butterfly valves, VSS-type ball segment valves and DVA-type diverter valves. The Electropneumatic Actuator can operate in a pressure range of 2 to 8 bar. The Electropneumatic Actuator is equipped with splined shaft coupling bush. Piston type Electropneumatic Actuator is offered in a compact design that facilitates ease of installation.