Carrier HH18HA150 Limit Switch 319852-301 This is an OEM part

This is an OEM part designed for specific system logic

replacing the faulty lead with an OEM 48G63 will typically clear the fault and restore modulating functionality

maintaining high system efficiency and protecting the compressor from liquid slugging

Robust Connection: Equipped with a standard female nut and a male terminal adapter to suit multiple automatic pilot control configurations

Carrier HH18HA150 Limit Switch 319852-301 This is an OEM partThe 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