Lennox 79J08 Suction Pressure Switch 25PSI

The Lennox 79J08 is a low-pressure switch used in suction line of HVAC equipment such as air conditioning and refrigerator. It protects the compressor, the most essential parts, by measuring the pressure inside the refrigerant suction line. which is normally 25 PSI for the 79J08, the switch is activated. This blows the circuit and stops the compressor from working under low suction conditions to avoid getting damaged. In other words, 1the Lennox 79J08 is a safety switch of your HVAC system of your home.