Johnson Controls P20BA-22 Pressure Switch Open-Low Manual Reset 7-150 PSI

The Johnson Controls P20BA-22 Pressure Switch is a strong, manual reset switch, which is used for accurate control of pressure in HVAC systems. Coming in at a 3/4” size and with an adjustable differential type, it can be adjusted to fit certain systems. The switch works on a 120V power supply and can regulate the pressure between 7 to 150 PSI. It is used with an SPST connection type and manual changeover that makes it secure and safe for usage. This pressure switch is mostly applied in HVAC equipment such as compressors and refrigeration systems to measure and control pressure so that system failure is prevented.