Products

Liangfa's QB Series Explosion-Proof Electric Actuator is designed for 90° valve automation in hazardous industrial environments, including petrochemical plants, gas facilities, and approved underground mining applications. With torque options ranging from 20 N·m to 12,000 N·m across the listed model series, ISO 5211 mounting options, and AC220V, AC380V, or specified mining AC127V power supplies, it supports a range of compatible butterfly valves, ball valves, plug valves, and dampers.

Liangfa's Compact Explosion-Proof Electric Actuator is designed for 90° valve automation in hazardous industrial environments where installation space is limited. With torque options from 50 to 600 N·m, ISO 5211 mounting interfaces, and AC220V, AC380V, or DC24V power supply configurations, it can be matched with compatible butterfly valves, ball valves, and plug valves.

Liangfa's QT Series Intelligent Electric Actuator is designed for precise 90° rotary valve control in water treatment, HVAC, fire protection and industrial pipeline systems. With torque options from 10 to 2000 N·m, standard IP67 protection and ISO 5211 mounting interfaces, it supports both on-off and 4–20 mA modulating control. Optional Modbus-RTU communication enables integration with compatible PLC and DCS systems, while multiple power supply options and an explosion-proof version support different installation requirements.

Liangfa's QB Series Intelligent Electric Actuator is designed for 90° rotary valve automation in industrial plants, mining facilities and other demanding environments. With torque options ranging from 20 to 12,000 N·m, it supports compatible butterfly valves, ball valves, plug valves and dampers. Available configurations include on-off and 4–20 mA modulating control, multiple power supply options, and explosion-proof versions for specified hazardous areas.

Liangfa's Compact Intelligent Electric Actuator is designed for precise 90° rotary valve control in space-limited industrial installations. It supports 4–20 mA signal input and position feedback, with optional Modbus RTU communication for integration with compatible PLC and DCS systems. Featuring ISO 5211 mounting options, AC220V, AC380V and DC24V power supplies, and standard IP65 protection with optional IP67, it is suitable for compatible butterfly valves, ball valves, plug valves and air dampers.

The QT Series Electric Actuator is designed for quarter-turn valve automation in industrial fluid control systems. With IP67 protection, on-off and modulating control options, and compatibility with butterfly valves, ball valves, and other quarter-turn equipment, it supports flexible integration into water treatment, pipeline, and industrial process applications.