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With a wide operating range of -50°F to 220°F
using this genuine Weil McLain part is essential for maintaining the manifold pressure and flame rectification integrity required for high-efficiency boiler operation
Utilizing a durable housing and precise calibration
With integrated quick-connect terminals
or undersized ductwork causing high static pressure
Carrier HH18HV131 Limit Switch With a wide operating rangeThe Carrier HH18HV131 Limit Switch is a critical OEM replacement part designed for precise thermal regulation in Carrier, Bryant, and Payne HVAC systems. Engineered as a high limit safety device, this automatic reset switch features a 130 30 degree operating range, meaning it trips at 130F to prevent furnace overheating and automatically resets when temperatures drop by 30F. Reliable thermal protection is essential for preventing damage to the heat
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