Octagonal Steel Outlet Boxes with Knockouts
Knockouts allow you to modify these boxes to fit your application.
For technical drawings and 3-D models, click on a part number.
Extenders

No. of Knockouts | Knockout Trade Size | Ht. | Wd. | Dp. | Capacity, cu. in. | Finish | Each | |
4 | 1/2 | 4" | 4" | 1 1/2" | 15.5 | Zinc Plated | 00000000 | 00000 |
Blank Covers

Ht. | Wd. | Finish | Mounting Fasteners Included | Each | |
4" | 4" | Zinc Plated | No | 00000000 | 00000 |
Blank Covers with Knockouts

No. of Knockouts | Knockout Trade Size | Ht. | Wd. | Finish | Mounting Fasteners Included | Each | |
1 | 1/2 | 4" | 4" | Zinc Plated | No | 00000000 | 00000 |
Covers for NEMA Outlets

For Max. No. of Devices | Ht. | Wd. | Finish | Mounting Fasteners Included | Each | |
1 | 4" | 4" | Zinc Plated | No | 00000000 | 00000 |
Blank Covers for Octagonal Steel Outlet Boxes
Extenders with Knockouts for Octagonal Steel Outlet Boxes
Add depth to your outlet box.
For technical drawings and 3-D models, click on a part number.

No. of Knockouts | Knockout Trade Size | Ht. | Wd. | Dp. | Capacity, cu. in. | Finish | Each | |
4 | 1/2 | 4" | 4" | 1 1/2" | 15.5 | Zinc Plated | 00000000 | 00000 |
Blank Covers

Ht. | Wd. | Finish | Mounting Fasteners Included | Each | |
4" | 4" | Zinc Plated | No | 00000000 | 00000 |
Blank Covers with Knockouts

No. of Knockouts | Knockout Trade Size | Ht. | Wd. | Finish | Mounting Fasteners Included | Each | |
1 | 1/2 | 4" | 4" | Zinc Plated | No | 00000000 | 00000 |
Covers for NEMA Outlets

For Max. No. of Devices | For No. of Outlets | Ht. | Wd. | Finish | Mounting Fasteners Included | Each | |
1 | 2 | 4" | 4" | Zinc Plated | No | 00000000 | 00000 |
Covers for Octagonal Steel Outlet Boxes

For technical drawings and 3-D models, click on a part number.
For Max. No. of Devices | For Device Type | For No. of Outlets | Ht. | Wd. | Finish | Mounting Fasteners Included | Each | |
1 | NEMA Outlet | 2 | 4" | 4" | Zinc Plated | No | 00000000 | 00000 |