Whether you are servicing steam lines

and differential air pressure setups

This model typically requires a 45/370 or 45/440 MFD run capacitor

meeting the requirements of most safety shutoff valves

Aaon P86520 Pressure Switch Els PW 17895 Whether you are servicing steamThe Aaon P86520 Pressure Switch is a critical safety component designed for high pressure monitoring in Aaon HVAC systems. Engineered specifically for R22 refrigerant circuits, this manual reset high pressure switch functions as a fail safe to prevent compressor damage during over pressure conditions. Calibrated to trigger at 450 PSI, the P86520 ensures the system shuts down before internal pressures exceed safe operating limits. This HVAC pressure