Supco SHP400300 High Pressure Switch 400 Open PSI (CUT-OUT) 300 Close PSI (CUT-IN)

Supco SHP400300 High Pressure Switch is a monitoring and controlling element used to control high pressure in refrigeration HVAC systems. It starts with 400 PSI to avoid overpressure and stops at 300 PSI to revert to normal operation. It is mounted on the side of compressors or refrigeration lines, valves, and piping against possible damage caused by excessive pressure. As an essential, secure and control component, the switch ensures a consistent system operation, allows to maintain the system, and also the HVAC and refrigeration equipment.