Carrier HH11AZ200 Vent Switch THPU32HP7Y They are used interchangeably across

They are used interchangeably across various Lennox equipment models

heat-resistant elastomer materials capable of withstanding the thermal cycling common in Lochinvar Knight and Armor water heater applications

The Rheem-Ruud 47-20545-91 Switch is a high-precision 5-inch fan and limit control designed for critical thermal management in forced-air furnaces

but the stroke can be limited using mechanical stops to match specific damper or valve requirements

Reznor updated terminal standards for ANSI/CSA compliance

Carrier HH11AZ200 Vent Switch THPU32HP7Y They are used interchangeably acrossThe Carrier HH11AZ200 Vent Switch is a critical OEM replacement safety component designed to monitor airflow and temperature within the burner box of select Carrier, Bryant, and Payne furnaces. This single pole, single throw (SPST) switch operates as a normally closed safety device, engineered to interrupt the ignition sequence if it detects a temperature rise reaching 200F. Once tripped, the switch requires a manual reset, ensuring that a technician