Duplex Covers | McMaster-Carr

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Shape

Outlet Box Designation

Number of Outlets

Material

Device Type

Width

For Maximum Number of Devices

Color

Depth

NEMA Type

Outlet Box Component

Knockout Trade Size

Environment

Conduit Trade Size

For Conduit Material

Performance

Protects while in Use

Ready to Use

Weatherproof

For Number of Toggle Switches

Certification

UL Recognized Component

Export Control Classification Number (ECCN)

EAR99

RoHS

Compliant

Not Compliant

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

Yes

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Current

Number of Knockouts

353 Products

Electrical Power, Networking, and Controlling

Outlet Box Covers

Enclose wiring for outlets and switches or block off unused components

86 products

Outlet Boxes

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

210 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

114 products

Extension Cords

Extend the reach of power from an outlet

2 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