Lennox 51M75 Limit Switch 323269-701 this motorized flue damper replaces

this motorized flue damper replaces part number 192957-004

Instrument Grade Air: High-density activated carbon media removes vaporous oil contaminants to protect pneumatic actuators and controllers

For contractors managing compressor protection or industrial pressure control

45" WC rating

Direct OEM Compatibility: Engineered for a perfect fit on Reznor 195679 compatible shafts

Lennox 51M75 Limit Switch 323269-701 this motorized flue damper replacesThe Lennox 51M75 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. This OEM Lennox replacement part operates with a fixed temperature range, featuring a 95 125F trip point with an automatic reset configuration. Engineered to monitor heat exchanger temperatures, the Lennox 51M75 prevents overheating by breaking the electrical circuit to the gas valve or blower motor if