![Weil Mclain 511-624-402 Pressure Switch, 1.48 in. WC SPST specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-511624402-specs.png?v=1794033940&width=1445)
This Weil Mclain 511-624-402 pressure switch monitors combustion air pressure on applicable boilers, rated at 1.48 in. WC with SPST contacts. It signals the control board that proper draft is present before allowing ignition. This is a genuine Weil Mclain replacement part. Confirm this part number against your boiler's parts list before ordering.
Specifications
| Part Number | 511-624-402 |
|---|---|
| Brand | Weil Mclain |
| Type | Pressure Switch |
| Pressure Rating | 1.48 in. WC |
| Contact Type | SPST |