Old-Work Boxes | McMaster-Carr

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Outlet Box Designation

Material

Shape

Depth

Width

Color

Number of Outlets

Knockout Trade Size

1/2

3/4

1 1/4

Number of Knockouts

For Maximum Number of Devices

Performance

Protects while in Use

Outlet Box Component

Device Type

For Conduit Material

RoHS

Mounting Bracket Location

Number of Conduit Connections

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Environment

Signal Type

REACH

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Certification

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240 Products

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Outlet Boxes

Plastic Outlet Boxes

Designed for commercial use with thick, rigid walls

11 products

Steel Switch Boxes with Knockouts

Remove knockouts to create custom outlet boxes for your switches

26 products

Steel Outlet Boxes with Knockouts

Remove knockouts to create custom outlet boxes for your receptacles

23 products

Low-Voltage Plastic Outlet Boxes

An open back accommodates your extra-deep, low-voltage devices

2 products

Other Products

Wall Plates

Cover switches and outlets for a finished look or to close them off when not in use

114 products

Outlet Box Covers

Enclose wiring for outlets and switches or block off unused components

85 products

Outlet Box Extenders

Add depth to an outlet box when there’s not enough space for components

50 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

2 products