![Lennox 10U40 High Pressure Switch, 675/490 PSI — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-10u40-card.png?v=1794091697&width=1946)
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Lennox 10U40 High Pressure Switch, 675/490 PSI
Lennox 10U40 High Pressure Switch, 675/490 PSI
Regular price
$74.26 USD
Regular price
Sale price
$74.26 USD
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Low stock: 2 left
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SKU:10U40
View full details![Lennox 10U40 High Pressure Switch, 675/490 PSI — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-10u40-card.png?v=1794091697&width=1445)
![Lennox 10U40 High Pressure Switch, 675/490 PSI specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-10u40-specs.png?v=1794091697&width=1445)
This Lennox 10U40 high pressure switch monitors system pressure and opens the control circuit if pressure rises too high, protecting compatible HVAC equipment from damage. It is rated to trip at 675 PSI and reset at 490 PSI.
This is a genuine Lennox replacement part. Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | 10U40 |
|---|---|
| Brand | Lennox |
| Type | Pressure Switch |
| Cut-out Pressure | 675 PSI |
| Cut-in Pressure | 490 PSI |