Product Overview
This Switch Box is for use with Williams Forsaire Furnaces. The switch box is for use with 3508, 5008, 5508, and 6508 Counterflow Top Vent Furnaces. The switch box is also for use with 4007, 5507, and 6007 Counterflow Direct Vent Furnaces.
It is compatible with the following models:
- 3508231, 3508232, 3508631, 3508632
- 5008631, 5008632
- 5508231, 5508232
- 6508631, 6508632
- 4007332, 4007732, 4007331, 4007731
- 5507332, 5507331
- 6007731, 6007732
Click here to download the replacement parts lists and exploded view diagrams. Please refer to the appropriate section for your specific furnace.
