Johnson Controls P70CA-4 Pressure Control Refrigerant Simply de-energize the coil and

Simply de-energize the coil and remove the bonnet bolts to access the internal components for a rapid field repair

System Longevity: 40-micron filtration prevents debris from reaching the thermal expansion valve (TXV)

Does this unit require a separate power supply for the LED

Retrofit Ready: Provides an efficient ZG-NM3 replacement path for older systems without requiring extensive modifications

Johnson Controls P70CA-4 Pressure Control Refrigerant Simply de-energize the coil andThe Johnson Controls P70CA 4 Pressure Control is a heavy duty electromechanical switch engineered for high demand commercial refrigeration and HVACR systems. Specifically designed for compatibility with ammonia refrigerants, this unit features a rugged 1 4" female NPT stainless steel pressure connector to resist corrosion in harsh environments. As a direct replacement for P70CA 64, it provides a reliable SPST switch action configured to close high and