and mixed gas air

Packaged as a set of 2

7 microamp sensitivity to prevent unsafe gas accumulation

consistent spark is non-negotiable for optimal combustion

UV-resistant enclosure designed for outdoor air sensing in extreme weather conditions

Carrier HH18HA496 Limit Switch 340155-7024 and mixed gas airFor veteran contractors looking for a direct OEM replacement part, the Carrier HH18HA496 is a mission critical safety component designed for Carrier, Bryant, and Payne gas furnaces. This furnace limit switch functions as a high limit thermal protector, monitoring the internal temperature to prevent equipment damage. It features a specified cut out temperature of 200F and a cut in temperature of 160F. As an automatic reset limit switch, it restores the