Metric Wire Connectors | McMaster-Carr

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Number of Terminals per Circuit

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DIN Rail Trade Size

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Thread Size

Knockout Trade Size

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C-UL Recognized Component

TUV Rheinland Certified

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UL Recognized Component

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Export Control Classification Number (ECCN)

EAR99

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DFARS Specialty Metals

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511 Products

Electrical Power, Networking, and Controlling

Terminal Blocks

Create tidy rows of wire connections that you can identify, test, and adjust on the spot

281 products

Terminals

Attach wire endings everywhere from circuit breaker panels to batteries

16 products

Power Connectors

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

33 products

Metric Circular Connector Caps

Keep metric circular connectors safe when they're not in use

4 products

Latching Connector Inserts

Male and female inserts for making connections inside hoods and bases

4 products

Distribution Bars

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

9 products

Sensor Signal Adapter Cords

Send data between sensors and receivers that have different signal types

2 products

Power Cords

Connect equipment and devices to a power source

4 products

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

114 products

Fastening and Joining

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

1 product

Building and Machinery Hardware

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

35 products

Material Handling

Vacuum Lifters

Grip and move objects with air- or electric-powered suction

5 products