Johnson Controls A350SS-1 Temperature System Refrigerant For technicians performing routine maintenance

For technicians performing routine maintenance or emergency repairs

Contractor-Friendly Install: Mounts horizontally with no accurate leveling required

Robust brass construction provides superior corrosion resistance and durability in outdoor environments

allowing a standard low-voltage 2-wire thermostat to manage line-voltage equipment like baseboard heaters and wall-insert units

this unit stands up to demanding mechanical room environments and can be mounted horizontally without requiring precise leveling

Johnson Controls A350SS-1 Temperature System Refrigerant For technicians performing routine maintenanceThe Johnson Controls A350SS 1 is a high performance electronic temperature reset system designed for veteran contractors who require precise, reliable thermal management in complex HVACR applications. Operating on a standard 24Vac supply, this System 350 module executes a dynamic reset strategy, automatically adjusting the supply temperature setpoint based on fluctuating master sensor conditions. Whether you are managing chilled water loops or