12 Gauge Wire | McMaster-Carr

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447 Products

Electrical Power, Networking, and Controlling

Lead Wire

Your go-to wire for everything from electrical panels to plant equipment; also known as hook-up wire

29 products

Building Wire

With designations such as THHN or THWN, building wire brings power to wall outlets and outlet boxes

5 products

Power Cable

Deliver power to motors, pumps, appliances, computers, and more

34 products

Vehicle Wire

Make connections in low-voltage vehicle wiring systems

19 products

Control Cable

Send signals to control machinery and automated systems

24 products

Building Cable

With designations such as NM and UF, building cable brings power to wall outlets and outlet boxes

13 products

Vehicle Cable

Make multiple connections in low-voltage vehicle wiring systems

1 product

Servo Cable

Connect servocontrollers and servomotors in automated equipment and on assembly lines

2 products

Variable-Frequency Drive Motor Cable

Connect variable-frequency drive motors to equipment

3 products

Submersible Pump Cable

Supply power to submersible pumps in water or oil wells

1 product

Magnet Wire

Wind into coils for high-speed winding applications, such as motors, transformers, and relays

2 products

Extension Cords

Extend the reach of power from an outlet

172 products

Outdoor Lighting Cable

Power low-voltage lighting equipment, such as landscape lighting

1 product

Speaker Cable

Hook up speakers, intercoms, and other low-current devices to a building's wiring

1 product

Power Cords

Connect equipment and devices to a power source

11 products

Pendant Cable

Supply power from an overhead source

1 product

Extension Cord Reels

Keep extension cords easy to access without creating a tripping hazard

41 products

Metric Circular Cords

Send power and signal to equipment with metric connections

5 products

Wire Splices, Connectors, and Taps

Join wire and protect the connection

12 products

Distribution Blocks

Distribute electricity from a single power source to several devices in a circuit

39 products

Power Plug and Socket Sets

Mating components that are ready to connect to a power source

2 products

Metric Circular Receptacles

Install in walls and panels and pair with plugs to make metric connections

2 products

Outlet Strips

Plug in multiple devices to power them from a single outlet

21 products

Jumper Cords

Ready to connect with a terminal at one or both ends

3 products

Grounding Straps

Flat shape creates more surface area contact than grounding wire

1 product