![Lennox 12L46 Pressure Switch, 0.40 in. WC SPST — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-12l46-card.png?v=1794090407&width=1946)
![Lennox 12L46 Pressure Switch, 0.40 in. WC SPST specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-12l46-specs.png?v=1794090408&width=1946)
Lennox 12L46 Pressure Switch, 0.40 in. WC SPST
Lennox 12L46 Pressure Switch, 0.40 in. WC SPST
Regular price
$116.65 USD
Regular price
Sale price
$116.65 USD
Shipping calculated at checkout.
Low stock: 3 left
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SKU:12L46
View full details![Lennox 12L46 Pressure Switch, 0.40 in. WC SPST — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-12l46-card.png?v=1794090407&width=1445)
![Lennox 12L46 Pressure Switch, 0.40 in. WC SPST specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-12l46-specs.png?v=1794090408&width=1445)
This Lennox 12L46 pressure switch is a genuine Lennox replacement part that confirms proper draft or airflow before allowing furnace ignition. It is an SPST switch rated at 0.40 inches water column.
Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | 12L46 |
|---|---|
| Brand | Lennox |
| Type | Pressure Switch |
| Switch Type | SPST |
| Pressure Rating | 0.40 in. WC |