![Trane CNT3666 Pressure Switch, 0.15 in. WC SPST — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-cnt3666-card.png?v=1793999321&width=1946)
![Trane CNT3666 Pressure Switch, 0.15 in. WC SPST specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-cnt3666-specs.png?v=1793999322&width=1946)
Trane CNT3666 Pressure Switch, 0.15 in. WC SPST
Trane CNT3666 Pressure Switch, 0.15 in. WC SPST
Regular price
$140.87 USD
Regular price
Sale price
$140.87 USD
Shipping calculated at checkout.
14 in stock
Quantity
- Purchase Orders & Tax-Exempt Welcome Contractors, municipalities, schools and businesses: email a PO, or send your exemption certificate once and tax comes off every order.
SKU:CNT3666
View full details![Trane CNT3666 Pressure Switch, 0.15 in. WC SPST — New England Supply House spec card [NESH-SPEC-CARD-V2]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-cnt3666-card.png?v=1793999321&width=1445)
![Trane CNT3666 Pressure Switch, 0.15 in. WC SPST specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-cnt3666-specs.png?v=1793999322&width=1445)
The Trane CNT3666 is an SPST pressure switch that monitors draft or airflow pressure in gas furnaces and shuts down the burner if proper pressure is not detected. It is set to actuate at 0.15 in. WC. This is a genuine Trane replacement part.
Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | CNT3666 |
|---|---|
| Brand | Trane |
| Type | Pressure Switch |
| Switch Type | SPST |
| Pressure Setpoint | 0.15 in. WC |