MARS 39220 Limit Switch including the inducer motor

including the inducer motor

you would typically require the 143-08-021-02 green spring

or restricted airflow

Built with a rugged brass body and cover

MARS 39220 Limit Switch including the inducer motorThe MARS 39220 Limit Switch is a versatile, high reliability solution for field service technicians needing an exact or universal replacement for furnace high limit applications. This adjustable snap disc thermostat features a temperature range of 135F to 175F with a fixed 40F differential, allowing for precise calibration to match specific internal plenum requirements. Designed as an open on rise safety device, the 39220 ensures the heating circuit