HL4080B1352 MFG #: L4080B1352
  • Approval: UL
  • Features and More


  • High Limit Aquastat Controller has Adjustable Set Point
  • A Factory-Set Stop is Available on L4080 to Prevent Setting the Control at Too High a Temperature
  • Models Available with Second Limit Switch to Shut-Off All Gas to the Burner
  • Liquid Fill in Sensing Element Expands as the Boiler Temperature Rises
  • At the Set Point Temperature, a Diaphragm Actuated Snap Switch Breaks the Power Supply to the Burner Primary Control