Johnson Controls P72CA-8 Ammonia Pressure Switch 50-240 PSI DPST Open High

The Johnson Controls P72CA-8 Ammonia Pressure Switch is a pressure switch that works on Ammonia refrigeration and HVAC. This switch is reliable for pressure monitoring and control with a pressure range of 50-240 Psi and DPST switch output. For the safety of the system, the senses ammonia pressure levels and turns on the switch when pressures are above the standard level. At certain levels, the arrangement shuts off the system to avoid overpressure situations. They have several advantages, including having a pressure rating that is adaptable to different operations and having a reliable DPST switch output.