Nordyne 904574 Limit Switch whether installed inline or directly

whether installed inline or directly at the pneumatic controller or actuator to prevent hunting and stabilize system output

This unit uses standard White-Rodgers thermostat lock keys

A standard 10mm wrench or socket is required to properly torque the clamp nuts to the OEM specification

Designed for precise voltage output

or compression set

Nordyne 904574 Limit Switch whether installed inline or directlyThe Nordyne 904574 Limit Switch is a critical safety component designed for high limit temperature monitoring within gas fired furnaces. This 145F CO auto limit switch serves as a primary thermal watchdog, specifically engineered to open the electrical circuit at a fixed set point of 145 degrees Fahrenheit. By integrating a time delay relay, the 904574 ensures that the system responds accurately to abnormal heat rise and potential carbon monoxide