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AT-IS Series Quarter-turn Worm Gear Operator

Quarter-turn worm gear operators for manual operation. Widely used on valves for oil and gas, chemical, power, water and wastewater, pipelines, and HVAC applications.

Key Features

  • 27 models available up to 350,000 Nm torque and F-60 mounting base
  • Epoxy primer coating, and greased for life
  • Namur mounting available for limit switch box fitting
  • New ratios can be designed to meet any requirement
  • Standard input flanges (for actuator mounting) for ISO5211, MSS and DIN available
  • New ratios can be designed to meet any requirement