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Each kit includes the valve plate assembly
It is intended for specific AERCO models—confirm compatibility before purchase
Technicians prioritize this specific solenoid coil assembly for its ability to withstand rapid cycling and thermal stress in demanding industrial environments
It is fully compatible with diverse ICP (International Comfort Products) furnace models
maintaining the integrity of the system's original specifications
Resideo HPSR103 Switching Relay 321142-301 Each kit includes the valveThe Resideo HPSR103 is a three zone switching relay designed for high performance control of hydronic heating systems. This heavy duty relay allows for the seamless integration of three thermostats and three circulator pumps, along with a dedicated output for a boiler controller. Engineered for maximum field reliability, the HPSR103 features diagnostic LED indicators that simplify troubleshooting by providing clear status updates for each zone and the