![Lennox 15M20 Pressure Switch, -0.10 in. WC SPST specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-15m20-specs.png?v=1794088488&width=1445)
This Lennox 15M20 is an SPST pressure switch set at -0.10 in. WC that verifies draft pressure before permitting burner ignition on compatible Lennox furnaces. It is a genuine Lennox replacement part. Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | 15M20 |
|---|---|
| Brand | Lennox |
| Type | Pressure Switch |
| Setpoint | -0.10 in. WC |
| Switch Type | SPST |