Carrier HH18HV135 Limit Switch 326070-701 ensuring a leak-free seal and

ensuring a leak-free seal and reliable mechanical operation

02" fixed orifice to maintain the correct gas-to-air ratio for a stable pilot flame

Efficient Installation: Featuring the Danfoss clip-on system

A cracked porcelain insulator on the Direct Spark Electrode often causes the spark to arc to the chassis instead of the burner

Carrier HH18HV135 Limit Switch 326070-701 ensuring a leak-free seal andThe Carrier HH18HV135 Limit Switch is a critical OEM replacement part designed for high limit thermal protection in residential and commercial HVAC systems. This disc style sensor features a normally closed (NC) configuration that triggers an open circuit at 135F to prevent heat exchanger damage or unsafe operating conditions. Once the temperature drops to 110F, the automatic reset capability restores the circuit, ensuring continuous system operation