MARS 39230 Limit Freon ensuring the precise calibration required

ensuring the precise calibration required for commercial and industrial fan-forced heaters

preventing air binding and ensuring efficient heat transfer

ensuring proper terminal alignment and mounting without field modification

ensuring a seamless interface with existing OEM Rheem-Ruud furnace and air handler controls

MARS 39230 Limit Freon ensuring the precise calibration requiredThe MARS 39230 Adjustable Limit Switch is a critical high temperature safety control designed for precise HVAC furnace limit monitoring. Engineered for professional contractors, this SPST open on rise switch provides dependable upper limit protection in furnaces, unit heaters, and commercial ductwork. Featuring a versatile 210 250 degree Fahrenheit adjustable range, it allows technicians to calibrate the exact cutout point required for specific heat