Quarter turn actuator is also known as part turn actuator. It is used to control the opening and closing of valves such as ball valves, plug valves, butterfly valves and louver etc.   According to the engineering situation and valve torque requirements, there are different type of selection and configurations.

quarter turn electric actuator can satisfy wide range of torque and functional requirement. With models including: EFMB1-3, EFMC1~6-H, EFM1/A/B-H, EOM2-9, EOM10-12， EOM13-15 and ETM spring return.  Explosion proof are EXC and EXB models.EOM & EFM series: Basic type、Integral type、Integration type、Intelligent type、Super Intelligent type