Key Benefits Direct OEM Integration: Drop-in HVAC replacement part ensures exact mounting alignment and electrical compatibility with Reznor unit heaters

this component features a 3/8-inch ODF connection and is rated for systems ranging from 3

making it compatible with a wide range of control circuits

overheating of the motor casing

industrial-grade construction is built to withstand the thermal cycling and mechanical vibration common in heavy-duty HVAC discharge pressure monitoring

MARS 43334 Pressure Switch 322055-301 Key Benefits Direct OEM Integration:The MARS 43334 is a heavy duty, fixed setting high pressure cut out switch engineered for maximum system protection in refrigeration and R410A HVAC applications. Designed with a SPST (Single Pole Single Throw) configuration, this Klixon pressure switch features an open on rise action, cutting the circuit when head pressure reaches 450 PSI and automatically resetting once it drops to 250 PSI. Built for direct mounting, the 1 4 inch female flare fitting