Type 1N Terminal Box
For heaters having no thermostat:
| Flange Size | “K” | “L” | Conduit Opening | ||
|---|---|---|---|---|---|
| in | mm | in | mm | ||
| 3 | 4/1/08 | 4/14/00 | 3/1/16 | 78 | 1-1/8 |
| 4 | 6 | 152 | 4 | 102 | 1-1/8 |
| 5 | 6/3/08 | 6/10/00 | 4 | 102 | 1-1/8 |
| 6 | 7/13/16 | 7/16/00 | 5/3/08 | 5/16/00 | 1-1/8 |
| 8 | 9/7/08 | 9/7/00 | 5/3/08 | 5/16/00 | 1-3/8 |
| 10 | 11/3/04 | 10/24/00 | 6 | 152 | 1-3/4 |
| 12 | 13-3/4 | 349 | 6 | 152 | 1-3/4 |
| 14 | 15-1/4 | 387 | 6 | 152 | 1-3/4 |
Type 2N Terminal Box
For heaters having no thermostat: NEMA 4 rating requires the use of the cover gasket.
Type 3N Terminal Box
For heaters having no thermostat: NEMA 4 rating requires the use of the cover gasket.
Type 4N Terminal Box
For heaters having no thermostat:
| Flange Size | “K” | “L” | Conduit Opening | ||
|---|---|---|---|---|---|
| in | mm | in | mm | ||
| 6 | 8 | 203 | 6 | 152 | 2 |
| 8 | 10 | 254 | 6 | 152 | 2 |
| 10 | 13-3/4 | 349 | 6 | 152 | 2-1/2 |
| 12 | 15-5/8 | 397 | 6 | 152 | 2-1/2 |
| 14 | 17-1/4 | 438 | 6 | 152 | 2-1/2 |
Screw Terminals only
No Housing is needed for this heater.