Contact

Pneumatic LEDEEN Actuators

Compressed air, natural gas, or nitrogen actuator supply

Quarter-turn

Quarter-turn pneumatic actuators are used for on/off or modulating control of any ball, plug, or butterfly valve utilizing compressed air, natural gas, or nitrogen actuator supply.

Linear

Linear pneumatic actuators are used for on/off or modulating control of any gate valve or rising stem ball valve utilizing compressed air, natural gas, or nitrogen actuator supply.

Standard features

All models available as double acting or spring return
Open and close travel stops, ±3° minimum
Local position indication
Suitable for SIL3 environments

Core	Series	Torque and Thrust Outputs	Pressure Range (Gauge)	Temperature Range
Quarter-turn	VA Series	9,700 lbf.in [1,100 N.m]	40 to 175 psi [3 to 12 bar]	–22 to 212 degF [–30 to 100 degC]
Quarter-turn	GS and SY Series	5,700,000 lbf.in [644,000 N.m]	40 to 175 psi [3 to 12 bar]	–22 to 212 degF [–30 to 100 degC]
Linear	LD Series	4,400,000 lbf	40 to 175 psi [3 to 12 bar]	–22 to 212 degF [–30 to 100 degC]

DYNATORQUE SD

Declutchable manual override

Used with pneumatic, hydraulic, and backdrivable electric actuators.

View All

Brochure LEDEEN Quarter Turn Actuator

Installation, Operation and Maintenance Manual

Brochure VA Series Pneumatic LEDEEN Actuators

Pneumatic actuators.

Brochure SY Series LEDEEN Actuators

Pneumatic and hydraulic actuators.

Brochure GS Series LEDEEN Actuators

Pneumatic and hydraulic actuators.

Brochure LEDEEN Actuators and Control Solutions

Innovative solutions for pneumatic, hydraulic, gas-over-oil, direct gas, and subsea applications.

Brochure Valve Solutions for Liquid Tank Storage

Increase uptime and safety with high-quality valves and valve services for accurate, zero-leakage product segregation.