Power Wire Connectors | McMaster-Carr

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5,242 Products

Electrical

Wire Splices

Join wire and protect the connection

Terminals

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

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 Cords

Electrical Cords

Connect equipment and devices to a power supply

Split-Bolt Connectors

Split-Bolt Connectors

Splice large wire sizes without special tools

Terminal and Splice Kits

Terminal and Splice Kits

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

Electrical Receptacles

Electrical Receptacles

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

Electrical Connector Contacts

Electrical Connector Contacts

Crimp wire into pins and sleeves to create custom Molex or Amphenol connectors

Electrical Adapters

Electrical Adapters

Change electrical connectors to another type, size, or gender

Terminal Adapters

Terminal Adapters

Convert wire terminals from one connection type or gender to another

Electrical Connector Seals

Electrical Connector Seals

Add to the front or back of connectors to block out dust, debris, and weather

Terminal Splitters

Terminal Splitters

Divide one male quick-disconnect connection into two

Circuit Board Terminals

Circuit Board Terminals

Connect wire to circuit boards

Distribution Blocks

Distribution Blocks

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

Battery Terminals

Battery Terminals

Connect cable to battery posts to power vehicles and machines

Outlet Boxes

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

Fastening and Joining

Welding Lugs

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

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