Fulton Boiler 2-40-000420 Relay 321142-301 Engineered for reliability as a

Engineered for reliability as a critical safety component

Professional installation is recommended to ensure the blade is positioned at the correct depth within the shroud for maximum HVAC system efficiency

This 3-way ball valve HVAC component is engineered for precise flow regulation in heating and cooling coils

utilizing standard mounting points to align with the heat exchanger outlet

The Parker 76732 Repair Kit is a critical service component designed for high-performance maintenance of 3/4 inch solenoid valves

Fulton Boiler 2-40-000420 Relay 321142-301 Engineered for reliability as aThe Fulton Boiler 2 40 000420 Relay is a critical 120V low water safety relay designed for demanding steam and hydronic applications. As a genuine OEM Fulton replacement part, this component integrates directly with your boilers control circuit to provide precise low water cutoff (LWCO) monitoring and pump control. Maintaining proper water levels is essential to prevent dry firing and catastrophic pressure vessel failure; this relay ensures that if a