Quarter Turn ( 90 degrees) Electrohydraulic Valve Actuators and Hydraulic Valve Actuators

Compact Quarter-Turn Self-Contained Actuator -- CQ Range
from Rotork plc

The CQ self-contained actuator is a fully concentric design based on a helical mechanism, transforming the linear motion of the piston into a quarter-turn rotation of the valve stem. • Weatherproof housing suitable for harsh environments. • Applications: SIL3, functional integrity, safety,... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: 1.33E6
  • Valve Motion: Rotary
  • Actuator Type: Piston Cylinder
Direct High-pressure Gas Actuator -- HPG Range
from Rotork plc

Hydraulic manual override standard. • Speed control in both directions standard. • Complies with EN 60529 (1991) + (A1:2000) for IP67M. • Actuators certified to ATEX 2014/34/EU. • Actuators certified in accordance with PED 2014/68/EU. • Torque output to 600,000 Nm (5,000,000... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: 5.31E6
  • Valve Motion: Rotary
  • Actuator Type: Scotch Yoke
Electro-Hydraulic Valve Actuators, Skilmatic Range
from Rotork plc

The Skilmatic range is a self-contained electro-hydraulic valve actuation solution available for both quarter-turn and linear applications. The actuators incorporate sophisticated electronics that provide non-intrusive set-up and interrogation via an infra-red hand held remote. They are suitable for... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: 575 to 5.31E6
  • Valve Motion: Rotary; Linear
  • Actuator Force: 382 to 1.24E6
Gas Over Oil Actuators -- GO Range
from Rotork plc

Low or high-pressure control logic options. • Hydraulic manual override as standard. • Speed control in both directions as standard. • PED or ASME approved gas/oil and power gas storage tanks. • Complies with EN 60529 (1991) + (A1:2000) for IP67M. • Actuators certified to... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: 5.31E6
  • Valve Motion: Rotary
  • Actuator Type: Rack and Pinion; Scotch Yoke
Heavy-duty Rack and Pinion Hydraulic Actuator -- RH Range
from Rotork plc

Double-acting and spring-return configurations. • Heavy-duty hydraulic actuators with cast iron bodies and torque output to 3,400 Nm (30,000 lbf.in). • Electro less nickel-plated cylinders for corrosion resistance. • Valve mounting dimensions per ISO 5211 DIN 3337. • Complies... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: 30000
  • Valve Motion: Rotary
  • Actuator Type: Rack and Pinion
Double-acting Pneumatic Actuator -- ACTO
from KSB AG

Design. Double-acting hydraulic actuator for mounting on quarter-turn valves (butterfly valves or ball valves). Top flange to ISO 5211. Control pressure up to 120 bar. Can be mounted on various types of valve stem ends (square end, flat end or key). Force transmission via rack-and-pinion,... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: 2478 to 1.33E6
  • Valve Motion: Rotary
  • Control Signal Input: Pressure
Single-acting Pneumatic Actuator -- DYNACTO
from KSB AG

Design. Single-acting hydraulic actuator for mounting on quarter-turn valves (butterfly valves or ball valves). Top flange to ISO 5211. Control pressure up to 120 bar. Can be mounted on various types of valve stem ends (square end, flat end or key). Force transmission via rack-and-pinion,... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: 1124 to 35398
  • Valve Motion: Rotary
  • Control Signal Input: Pressure
Single-acting Pneumatic Actuator -- ENNACTO
from KSB AG

Design. Single-acting hydraulic actuator for mounting on quarter-turn valves (butterfly valves or ball valves). Top flange to ISO 5211. Control pressure up to 120 bar. Can be mounted on various types of valve stem ends (square end, flat end or key). Force transmission via rack-and-pinion,... [See More]

  • Full Range of Rotary Motion: 90°
  • Actuator Torque: ? to 1.11E6
  • Valve Motion: Rotary
  • Control Signal Input: Pressure