Excessive heat can cause the internal binder to fail or release captured moisture back into the system

including FBD

The bulk polymer element and hydrophobic filter allow for reliable recovery from 100% saturation without permanent calibration shifts

Its compact footprint and molded-in terminal barriers make it a preferred HVAC replacement part for minimizing truck stock while maintaining compatibility with 7000 BDER

Fabricated with durable metal "tablock" construction

Lennox 10M66 Limit Switch 323269-701 Excessive heat can cause theThe Lennox 10M66 Limit Switch is a critical safety component engineered for precise thermal monitoring in high efficiency gas furnaces and air handlers. For technicians diagnosing a Lennox furnace limit switch opening prematurely or failing to reset, this SPST (Single Pole Single Throw) thermal sensor provides the exact calibration required for OEM compliance and system safety. Operating on a normally closed circuit, the 10M66 is designed to break the