Lennox 51M75 Limit Switch 340155-7026 The unit utilizes internal terminal

The unit utilizes internal terminal strips for secure wiring and includes 1/2-inch internal threaded conduit ports for standard electrical termination

and Day & Night commercial units

This R-22 pressure control typically functions as an automatic reset switch

Applying 115V will result in insufficient torque and potential motor failure

Lennox 51M75 Limit Switch 340155-7026 The unit utilizes internal terminalThe 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