this switch should remain closed

Operating at 480 Volts and producing 70 Watts

and heating elements in Aaon rooftop units and air handlers

Precision Calibration: Narrow 40-degree differential (190°F Open / 150°F Close) ensures accurate furnace overheating protection without premature tripping

Carrier HH18HA094 Switch Els PW 17895 this switch should remain closedThe Carrier HH18HA094 Temperature Switch is a critical safety and operational component designed for precise thermal monitoring in residential and commercial HVAC units. This OEM Carrier replacement part is engineered to function as a limit or pipe mount switch, specifically calibrated to Open at 80C and Close at 27C. Such specifications make it an ideal fit for managing liquid line temperatures or discharge air in high demand heating and cooling