Carrier HH18HA150 Limit Switch 319852-301 the kit includes the necessary

the kit includes the necessary LP gas orifice for conversion in the field

What power sources are supported

Simplified Installation: Features 1-3/8" ODF suction and 7/8" ODF discharge soldered connections for direct replacement compatibility

reducing diagnostic time for HVAC contractors

Direct Fitment: Standardized 7/8" x 1/2" stub connections allow for efficient brazing and installation by field technicians

Carrier HH18HA150 Limit Switch 319852-301 the kit includes the necessaryThe Carrier HH18HA150 150F Limit Switch is a critical OEM safety component engineered for precise thermal monitoring in HVAC furnaces and residential air handlers. As a veteran grade L150 40F limit control, this switch is designed to open on rise when the heat exchanger reaches a threshold of 150F, effectively interrupting the burner circuit to prevent thermal stress or equipment damage. It features an automatic reset mechanism that closes once