This TES pressure switch, identified by the part number 9013FSG2J20, is a vital control component for a wide range of HVAC/R applications. With factory-calibrated pressure settings of 20 PSI (cut-in) and 40 PSI (cut-out), it accurately senses pressure changes within refrigeration lines, air compressors, or pump systems. Its primary function is to maintain system integrity by preventing operation outside of safe pressure limits, thereby extending equipment lifespan and preventing costly repairs.
Ideal for HVAC technicians and industrial maintenance teams, this switch is a common replacement part for systems requiring specific low-pressure regulation. It plays a crucial role in preventing system damage due to under-pressure conditions or to control the cycling of compressors and pumps. Buyers are typically searching for a direct replacement or an equivalent switch with these exact pressure specifications.
To ensure proper functionality and system compatibility, it is essential to verify that the 9013FSG2J20 model and its 20/40 PSI pressure range match your existing equipment or manufacturer guidelines. This precise match guarantees reliable control and continued safe operation for your HVAC/R setup, addressing the need for specific pressure switch configurations.









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