Key Features
  • Automatic closure in case of ambient heat from fire, remote signal or local pushbutton
  • Can be installed on both fire safe approved quarter-turn ball or butterfly valves
  • Fully re-settable/testable for quarterly or annual maintenance
  • Stainless steel components; modular design for easy parts replacement
  • Operational by one person
  • Low air consumption for actuator and solenoid
  • Torque output to 21,000 inch pounds with clockspring design
  • Adjustable speed of closure to prevent valve damage or pipeline vibration
  • Continuous position feedback through limit switch
  • Patented design (patent # 503397577)