Lennox 75M31 Limit Control 320734-701 375-inch I

375-inch I

Can the SBQ body be used in heat pump applications

This comprehensive kit streamlines the installation process for Carrier 58SX series furnaces and other 58-sequence condensing units

and ignition module share a common chassis ground

the MARS 33217 is specifically designed for 240V heat sequencer applications

Lennox 75M31 Limit Control 320734-701 375-inch IThe Lennox 75M31 Limit Control is a critical OEM replacement part designed to maintain safe thermal operating parameters within residential and commercial HVAC systems. As a primary high limit switch, this component utilizes a precise L170 40F calibration, meaning the normally closed contacts are engineered to open when the heat exchanger surface temperature reaches 170F. Once the circuit is interrupted, the burner ignition or heating source is