Engineered to handle the rigorous switching demands of air conditioning parts and heating components

ensuring accurate fluid temperature regulation and flow control

while the temperature-compensated design ensures precision regardless of ambient fluctuations

whichever occurs first

Replacing the defective HVAC thermistor with this OEM part typically resolves sensor-related fault codes

MARS 32391 Relay 340155-7026 Engineered to handle the rigorousThe MARS 32391 Relay is a field proven solid state delay on make timer engineered to protect HVACR equipment from rapid short cycling. Designed for professional contractors, this universal 2 wire delay on make solution operates across a wide 18 240V AC input range, making it a staple for servicing residential and commercial systems alike. This MARS 32391 adjustable timer features a heavy duty dial that allows for precise time delay relay settings from