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For specific high-pressure selection
this switch ensures the electrical circuit is interrupted the moment system pressures exceed safe operating parameters
As a direct successor to the 94H8001 and LB-83508
is a critical replacement component designed for Series 47
which provides superior resistance to corrosion and prevents premature diaphragm failure in harsh environments
Carrier HH11AZ180 Safety Switch 320735-701 For specific high-pressure selectionThe Carrier HH11AZ180 Safety Switch is a critical OEM replacement part designed for specific Carrier, Bryant, and Payne gas furnace and heat pump applications. This vent safety switch functions as a manual reset limit control, engineered to interrupt the heating cycle if it detects restricted venting or flue gas spillage. With a precise cut out temperature of 180F and a cut in temperature of 130F, it ensures the system operates within safe thermal