![Trane CNT3159 High Pressure Switch, SPNO specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-cnt3159-specs.png?v=1794012450&width=1445)
This high pressure switch monitors refrigerant pressure and opens the electrical circuit to protect the compressor if pressure climbs too high in Trane HVAC equipment. Its SPNO contact opens at 400 PSI and closes at 250 PSI, and it is a genuine Trane replacement part. Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | CNT3159 |
|---|---|
| Brand | Trane |
| Type | High Pressure Switch |
| Switch Type | SPNO |
| Opens At | 400 PSI |
| Closes At | 250 PSI |