Johnson Controls R120AAA-701 Repair Relay Pack R-410A effectively eliminating leaks and ensuring

effectively eliminating leaks and ensuring reliable seating without the expense of an entire valve replacement

Its modular NEMA 1 high-impact plastic enclosure ensures compatibility with other System 350 expansion modules

Safety Compliance: Built to meet original Williams Comfort Products engineering specs

For proper operation and to meet most safety codes

Johnson Controls R120AAA-701 Repair Relay Pack R-410A effectively eliminating leaks and ensuringThe Johnson Controls R120AAA 701 Repair Relay Pack is a critical field service component engineered specifically for addressing relay failure within S500 Series Electronic Fan Speed Controllers. This replacement kit allows technicians to restore functionality to AC fan speed control systems without requiring a full controller swap, maintaining precise condenser pressure regulation and head pressure control in HVACR applications. Designed for seamless