Power Wire Connectors | McMaster-Carr

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6,021 Products

Electrical Power, Networking, and Controlling

Wire Splices, Connectors, and Taps

Join wire and protect the connection

379 products

Terminals, Ferrules, and Lugs

Attach to the end of wire to connect circuits in control panels, motors, and machinery

1,265 products

Power Connectors

Plugs, sockets, receptacles, and other connectors for powering equipment

1,380 products

Molex Connectors

Plugs, sockets, and housings for making Molex connections

165 products

AMP Connectors

Build-your-own and ready-to-use AMP connectors

80 products

Metric Circular Connectors

Plugs, sockets, receptacles, and adapters for equipment with metric connections

247 products

Mil. Spec. Connectors

Meet strict military standards or are compatible with Mil. Spec. connectors

154 products

Latching Connectors

Protect connections in wet or harsh environments while keeping them accessible

173 products

Amphenol Connectors

Attach wires to a circuit board

32 products

Mini Connectors

Plugs, sockets, and receptacles send power and control signals to equipment and automated systems

78 products

Sure Seal Connectors

A PVC housing keeps out liquids and dust and resists chemicals

6 products

Ecomate Connectors

Connect machine tools, robots, and other vibrating equipment

14 products

Han Connectors

Plugs and sockets to make Han connections

8 products

Solenoid Valve Connectors

Sockets and receptacles to connect solenoid components, such as valves and motors

20 products

Ballast Connectors

Avoid exposure to live wires when replacing fluorescent ballasts

2 products

USB Connectors

Plugs, sockets, receptacles, and adapters to make USB connections

71 products

Breakaway Connectors

If pulled or stressed, these disconnect without damaging cables and equipment

3 products

Metric Circular Cords

Send power and signal to equipment with metric connections

466 products

Mini Cords

Often used to send power and control signals to automated systems, motors, and pumps

199 products

Power Cords

Connect equipment and devices to a power source

258 products

Solenoid Valve Cords

Connect solenoid components, such as valves and motors

59 products

Ribbon Cable

Ultra flexible to connect components inside electronics

6 products

USB Cords

Transfer data between computers, printers, and mobile devices

230 products

Ethernet Cords

Send data between computers, printers, servers, and switches

2 products

Extension Cords

Extend the reach of power from an outlet

386 products

Terminal and Splice Kits

Maintain a supply of extra terminals and splices to join and terminate wire

17 products

Terminal Adapters

Convert wire terminals from one connection type or gender to another

7 products

Terminal Splitters

Divide one male quick-disconnect connection into two

4 products

Welding Cable Connectors

Plugs and sockets to deliver power to welding cable

13 products

Distribution Blocks

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

8 products

Battery Terminals

Connect cable to battery posts to power vehicles and machines

131 products

Jumper Cords

Ready to connect with a terminal at one or both ends

10 products

Circuit Board Terminals

Connect wire to circuit boards

9 products

Outlet Boxes

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

5 products

Fastening and Joining

Welding Lugs

Screw, hammer, or crimp on to secure welding cable connections

13 products