Weil McLain 510-350-223 Relay permitting air entry during system

permitting air entry during system drainage to prevent collapsing

copper tube extensions already brazed to the brass body

Durable Sealing: Equipped with a soft metal seat and a stuffing box to maintain a leak-proof seal during pressure spikes

This fitting is designed to handle pressures up to 5

Always verify the amp draw on the secondary side before finishing the call

Weil McLain 510-350-223 Relay permitting air entry during systemThe Weil McLain 510 350 223 Plug In Relay is a critical component for specialized switching in hydronic heating systems. Engineered with a DPST contact configuration and a 24V holding coil, this relay provides reliable circuit control for Weil McLain gas boilers, including the CGA, CGx, EG, and PFG series. Designed for secondary or auxiliary circuit management, it features a rugged high amperage capacityrated up to 25A at 30VDC and 10A at 250VACto