Retrofit Boxes | McMaster-Carr

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Outlet Box Designation

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Depth

Knockout Trade Size

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For Maximum Number of Devices

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For Conduit Material

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Outlet Box Component

Number of Conduit Connections

Circular Outlet Diameter

REACH

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

Yes

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Performance

Protects while in Use

291 Products

Electrical Power, Networking, and Controlling

Outlet Boxes

House electrical components such as on-off switches, receptacles, and dimmer knobs

184 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

Wall Plates

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

79 products

Building and Machinery Hardware

Strut Channel Framing and Fittings

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

3 products