single-pole definite purpose contactor designed for precise electrical switching in furnace and air conditioning applications

Durable Construction: Oval run capacitor housing is corrosion-resistant for long-term reliability in outdoor condensers

For contractors performing boiler gasket replacement

This deluxe-level mechanical relay features a full suite of diagnostic tools

5 uF rating

Weil McLain 511-210-423 Drain Valve single-pole definite purpose contactor designedThe Weil McLain 511 210 423 Drain Valve is a heavy duty brass boiler drain valve engineered specifically for hydronic heating systems. Featuring a rugged 3 4" NPT connection and a 1 1 2" shank, this component ensures a secure, leak proof interface with the boiler block or distribution manifold. As an authentic Weil McLain replacement part, it is designed to meet exact OEM tolerances, providing contractors with a reliable solution for system flushing