Carrier HH18HA119 Limit Switch 326058-757 preventing liquid slugging while maintaining

preventing liquid slugging while maintaining maximum evaporator efficiency

Robust OEM Build: Genuine Carrier replacement part quality ensures long-term reliability in high-cycle furnace environments

it is performing its safety function to prevent heat exchanger damage

Secure Connections: Equipped with compression ferrule connectors to prevent air leaks in sensing lines

Techs should confirm that the terminal layouts match the original board

Carrier HH18HA119 Limit Switch 326058-757 preventing liquid slugging while maintainingThe Carrier HH18HA119 is a critical safety component designed for precise thermal monitoring in high efficiency furnaces and air handlers. Engineered as a 125 35F limit switch, this bi metal snap disc functions as a formal high limit control to prevent heat exchanger damage or hazardous operating conditions. With an opening set point of 125F and a 35F differential for reset, the HH18HA119 ensures the blower assembly and burner sequence maintain safe