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Rosewood paper grain — description and returns beneath the overlapping buy card.
Verify your specific wiring diagram to ensure the contact rating matches your furnace's control board requirements
This specific limit switch is calibrated to trip (open) at 200°F and will reset (close) once the sensing element reaches 60°F
This unit is built for 5/32" OD polyethylene tubing
Will this fit competitive brand dispensers
As a specialized bimetal flame rollout limit switch
Carrier HH18HA138 Limit Switch Verify your specific wiring diagramThe Carrier HH18HA138 is a professional grade HVAC high limit switch engineered for precision thermal protection in Carrier, Bryant, and Payne gas furnaces and packaged units. As a normally closed (NC) disc style limit switch, it serves as a critical safety component by monitoring internal heat levels and interrupting the burner circuit if temperatures exceed safe operational parameters. This specific factory authorized part features an open
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