![Trane SWT3221 Pressure Switch, SPST specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-swt3221-specs.png?v=1793998711&width=1445)
This Trane SWT3221 SPST pressure switch opens at 1.36 in. and closes at 1.55 in. of pressure, monitoring draft or airflow conditions in compatible furnace equipment. This is a genuine Trane replacement part.
Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | SWT3221 |
|---|---|
| Brand | Trane |
| Type | Pressure Switch |
| Switch Type | SPST |
| Open Setting | 1.36 in. |
| Close Setting | 1.55 in. |