Lennox 29M75 Limit Switch ensuring a seamless fit during

ensuring a seamless fit during maintenance or system overhauls

propane configurations

port connections ensure standard compatibility with existing polyethylene tubing

A noisy "chattering" unit usually indicates a worn impeller axle or bearing

providing the same technical specifications and physical footprint

Lennox 29M75 Limit Switch ensuring a seamless fit duringThe Lennox 29M75 Limit Switch is a critical safety component designed for precise thermal regulation within Lennox, Armstrong, and Ducane HVAC systems. This 29M75 auto limit switch serves as a high limit security measure, monitoring internal plenum temperatures to prevent equipment damage. Featuring a 3 inch insert length, this normally closed SPST switch is engineered to open on temperature rise when the system exceeds its safety threshold. It is