![Trane CNT7943 Control Board, 120V HSI 1-Stage specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-cnt7943-specs.png?v=1794000026&width=1445)
This Trane CNT7943 is a 120V control board for 1-stage furnaces with hot surface ignition (HSI), managing the ignition sequence and safety circuits.
This is a genuine Trane replacement part. Confirm the part number against your equipment's parts list before ordering.
Specifications
| Part Number | CNT7943 |
|---|---|
| Brand | Trane |
| Type | Control Board |
| Voltage | 120V |
| Ignition Type | Hot Surface Ignition (HSI) |
| Stages | 1-Stage |