5" mounting footprint with a 3/4" stub suction and 1/2" stub discharge

extending the service life of the switch assembly in high-temperature steam applications

and 100438-04

and its upper limit of +60°F covers all standard refrigeration and preparation table requirements

Carrier HH18HA460 Limit Switch 320788-702 5" mounting footprint with aThe Carrier HH18HA460 Limit Switch is a critical safety component designed for precise thermal monitoring in residential and commercial heating cycles. This OEM Carrier furnace limit switch features an automatic reset mechanism, ensuring that once the internal plenum temperature stabilizes within a safe operating range, the circuit closes to restore standard furnace operations. Engineered as a normally closed (NC) single pole, single throw (SPST)