Heavy Duty Actuators

Our Quifer KSY Series actuators have been designed to actuate larger valves operating in harsh environments and critical applications, providing reliable service in the most severe conditions. These actuators are typically found in the Oil, Gas, Petrochem and Offshore industries, where reliability and durability are absolutely vital.

Product Overview

Our range features various models with a torque range of 300 to 100,000Nm. These actuators can be supplied with hydraulic hand pump or jackscrew manual override and various control options with fitting to your free issue valves if required.

Custom Design and Build

Our in-house design team can procure, construct and supply complex valve automation systems complete with full documentation and AutoCAD GA drawings.

Features and Benefits

  • Carbon steel housing and carbon steel cylinders finished with an offshore epoxy paint system
  • Symmetric or Canted cams offering alternative torque profiles
  • Namur interface for positioners and switchboxes
  • 5° over travel for both open and closed positions
  • Low and high temperature versions
  • Certified to the latest ATEX, PED, CE and SIL 3 standards
  • Optional Jackscrew or Hydraulic Hand Pump manual override systems.

Technical Data

Quifer Scotch Yoke Technical & Dimension Data

O&M Manual

KSY-100 O&M Manual

KSY400 – 5000 O&M Manual

Knowledge Based Solutions

As industry experts, we offer unrivalled quality and service to our customers. Call us and find out how we can help.

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