Supco 90290 Relay 318518-761 System Protection: Integrated bypass feature

System Protection: Integrated bypass feature manages thermal expansion pressure to prevent plumbing failure

mitigating the risk of bearing washout or mechanical failure in demanding commercial environments

Matching Consistency: Meets RMA standards for size uniformity

Proper HVAC high pressure limit calibration at 440 PSI ensures your equipment operates within its intended design parameters while mitigating terminal damage to the refrigerant circuit

mount the sensor in a location with free-flowing air

Supco 90290 Relay 318518-761 System Protection: Integrated bypass featureThe Supco 90290 Relay is a heavy duty, general purpose 24V N O SPST relay engineered for reliable switching in HVACR and industrial control circuits. Built for high cycling applications, this SPST fan relay features a 24 VAC coil and single pole, normally open contacts, making it a professional grade solution for managing HVAC blower motor operation and automated equipment sequences. With a contact rating of 8 FLA 18 LRA and a 50 60 Hz frequency