Carrier 312926-240 High Pressure Switch 670/470 PSI

The Carrier 312926-240 High Pressure Switch is a safety device used in carrier HVAC systems to protect the systems from high pressure. This is essentialin guarding the integrity of the compressor and other devices in the system against possible destruction by undue pressure buildup. It is always essentialto monitor pressure within the system and the switch automatically turns off the system if the pressure is higher than the set limit. Its cut-in pressure is at 670 PSI and the cut-out pressure is at 470 PSI. This safety feature is useful in avoiding compressor failure, burst pipes and other problems that may be occasioned by pressure buildup.