Multi-Wire Connectors | McMaster-Carr

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3,717 Products

Electrical

Electrical Plugs

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

Electrical Cords

Electrical Cords

Connect equipment and devices to a power supply

Electrical Sockets

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

Electrical Adapters

Electrical Adapters

Change electrical connectors to another type, size, or gender

Wire Splices

Join wire and protect the connection

Terminal Blocks

Terminal Blocks

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

Distribution Bars

Distribution Bars

Route electricity within switchboards and battery banks; also known as bus bars

Patch Panels

Expand and reconfigure a data network when space inside your enclosure is limited

Development Board Cords

Development Board Cords

Connect your development board to components such as sensors and actuators

Distribution Blocks

Distribution Blocks

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

Electrical Connector Holding Tools

Electrical Connector Holding Tools

Hold electrical connectors in place to safely join wires

Terminal and Splice Kits

Terminal and Splice Kits

Join and terminate wire to connect circuits

Terminals

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

Binding Posts

Test circuits before making permanent connections

Distribution Posts

Distribution Posts

Send power from one source to several devices in a circuit in less space than a distribution block

Split-Bolt Connectors

Split-Bolt Connectors

Splice large wire sizes without special tools

Data Connection Hubs

Data Connection Hubs

Add USB ports to a computer to connect more devices

Electrical Connector Boots

Electrical Connector Boots

Protect connectors and cords from strain, bends, and pulls

Battery Connectors

Battery Connectors

Quickly make and break connections between a battery and a charger or equipment

Programmable Logic Controller Communication Modules

Programmable Logic Controller Communication Modules

Connect and communicate simultaneously with multiple automation devices

Programmable Logic Controller Expansion Modules

Programmable Logic Controller Expansion Modules

Increase the number of inputs and outputs for your PLC

IO Link Connectors

IO Link Connectors

Remotely view measurements, adjust settings, and identify errors in sensors and actuators

Grounding Blocks

Grounding Blocks

In cabinets and other tight spaces, ground multiple wires at one convenient spot

Grounding Splices

Grounding Splices

Extend a grounding connection by joining two wires, or connect to an existing ground wire

Grounding Bars

Create a convenient central grounding point by connecting multiple ground wires

Measuring and Inspecting

Load Cell Junction Boxes

Load Cell Junction Boxes

Join multiple load cells to combine their weight measurements

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