Carrier HH12ZZ150 Limit Switch 323055-751 while the non-mechanical disc alignment

while the non-mechanical disc alignment eliminates the risk of sticking or freezing during critical overpressure events

Utilizing an OEM replacement pan ensures that all factory drainage ports align perfectly with existing plumbing

this unit serves as the direct technical successor to the HE-67N2nd generation

Common Questions Can this be used with normally open dampers

it allows for accurate positioning of the valve stem

Carrier HH12ZZ150 Limit Switch 323055-751 while the non-mechanical disc alignmentThe Carrier HH12ZZ150 Limit Switch is a critical safety component engineered for precise thermal monitoring within residential furnaces and heat pump systems. This secondary high limit control is designed to open the electrical circuit when internal plenum temperatures exceed 150F, effectively preventing heat exchanger damage and ensuring the safe operation of Carrier, Bryant, and Payne HVAC units. Featuring an automatic reset mechanism, the L150 40F