![Lennox 14A53 Pressure Switch, 2-Stage .40/.70 — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-14a53-card.png?v=1794089969&width=1946)
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Lennox 14A53 Pressure Switch, 2-Stage .40/.70
Lennox 14A53 Pressure Switch, 2-Stage .40/.70
Regular price
$72.09 USD
Regular price
Sale price
$72.09 USD
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Low stock: 5 left
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SKU:14A53
View full details![Lennox 14A53 Pressure Switch, 2-Stage .40/.70 — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-14a53-card.png?v=1794089969&width=1445)
![Lennox 14A53 Pressure Switch, 2-Stage .40/.70 specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-14a53-specs.png?v=1794089969&width=1445)
The Lennox 14A53 is a two-stage pressure switch rated .40/.70, used to monitor differential air pressure in the furnace venting system and confirm proper draft at each firing stage before allowing ignition. It is a genuine Lennox replacement part. Confirm this part number against your equipment's parts list before ordering.
Specifications
| Part Number | 14A53 |
|---|---|
| Brand | Lennox |
| Type | Pressure Switch |
| Stages | 2-Stage |
| Pressure Rating | .40/.70 |