Yellow Plugs | McMaster-Carr

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1,228 Products

Electrical

Electrical Plugs

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

Electrical Sockets

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

Electrical Cord Adapters

Electrical Cord Adapters

Change the electrical connection style between an outlet and your equipment

Electrical Cords

Electrical Cords

Connect equipment and devices to a power supply

Electrical Receptacles

Electrical Receptacles

Install in a wall or panel to transmit power or data to plugs or sockets

Electrical Adapters

Electrical Adapters

Change electrical connectors to another type, size, or gender

Electrical Connector Caps

Electrical Connector Caps

Protect data connectors when not in use

Electrical Connector Boots

Electrical Connector Boots

Protect connectors and cords from strain, bends, and pulls

Development Board Cords

Development Board Cords

Connect your development board to components such as sensors and actuators

Terminal Blocks

Terminal Blocks

Mate with terminals to complete circuits in control panels, motors, and small machines

Electrical Cord Circuit Interrupter Converters

Electrical Cord Circuit Interrupter Converters

Hardwire to extension cords to protect against electric shock in wet areas

Outlet Strips

Plug in multiple devices to power them from a single outlet

Binding Posts

Test circuits before making permanent connections

Electrical Cord Holders

Electrical Cord Holders

Keep extension cords, rope, hose, and chain tangle-free and ready to use

Building and Machinery Hardware

Protective Plugs

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

Protective Caps

Protective Caps

Cover holes at the end of pipe, conduit, and fittings to keep out debris

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

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

Fluid Handling

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

Hose and Hose Fittings

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Safety Equipment

Floor Drain Plugs

Floor Drain Plugs

Prevent oil and other spills from going down your floor drain

Spill-Control Drain Covers

Spill-Control Drain Covers

Block grates and manholes so liquid can't get in and odors can't get out

Earplugs

Protect your hearing in loud environments without the bulk of earmuffs

Bearing Guards

Shield bearings from dirt, and protect fingers and tools from moving parts

Lubricating

Grease Fitting Caps

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

Material Handling

Conveyor Guide Mounting Rod Caps

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

Facility and Grounds Maintenance

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

Storm Drain Filters

Storm Drain Filters

Prevent leaves, sticks, and trash from washing down storm drains and grates

Communication

Tamper-Evident Seals

Tamper-Evident Seals

Secure hasps, latches, and other connections to visibly indicate tampering

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)