Lennox 69W40 Limit Control 323055-751 Check the temperature differential between

Check the temperature differential between the suction line from the evaporator and the permanent suction line on the valve

this RT series switch provides the reliability needed for neutral gases and non-corrosive liquids

System Safety: Maintains the integrity of the flame sensor and pilot assembly during the conversion process

the AT-1103 wire guard is purpose-built to fit a wide range of pneumatic and electronic room thermostats

Lennox 69W40 Limit Control 323055-751 Check the temperature differential betweenThe Lennox 69W40 Limit Control is a critical safety component designed for high temperature monitoring in residential and commercial heating systems. This fixed temperature limit switch features a 205 degree Fahrenheit (205F) trip point, ensuring the system shuts down immediately if internal temperatures exceed safe operational parameters. Engineered as an authentic Lennox replacement part, this high limit safety switch utilizes a reliable bimetallic