Its robust NEMA 1 enclosure protects the snap-acting switch mechanism

the AIM1 features a factory-calibrated 1:1 linear ratio

While it functions as a time delay relay

which is compatible with a wide range of ICP brands

Complete Installation Kit: Ships with the necessary bracket

Sterling HVAC 11J11R06780-001 Pressure Switch Freon Its robust NEMA 1 enclosureThe Sterling HVAC 11J11R06780 001 Pressure Switch is a critical safety component factory calibrated for high altitude HVAC installations exceeding 5,000 feet. At these elevations, lower air density prevents standard inducer blowers from generating the negative pressure required to trip sea level switches, leading to consistent nuisance lockouts. This OEM Sterling replacement part (also identified as Cleveland Controls NS2 1014 00) features a specific