Computer Jacks | McMaster-Carr

Filter by

Electrical Connection

Electrical Connection Component

Gender

Shape

Ethernet Cable Category

Color

System of Measurement

Voltage

Shielding

Housing Material

Application

End ID

Number of Poles

Current

End OD

DFARS Compliance

Wire Connection

Plug End ID

RoHS Compliance

For Plug End OD

Panel Cutout Diameter

Wire Connection Method

Wire Construction

Forward

How can we improve?

332 Products

Data, Audio, and Video Connectors

Shielded Punch-Down Data Connectors

Protect sensitive equipment from electromagnetic interference.

Panel-Mount Ethernet Connectors

Install these connectors in a panel cutout to create a port for transferring data.

Unshielded Punch-Down Data Connectors

These sockets have a 110 punch-down connection; use a punch-down tool to terminate.

Unshielded Snap-On Data Connectors

The snap-on wire connection pierces the insulation to eliminate the need for wire stripping.

Latching Washdown RJ45 Connectors

Protect connections in washdown environments while maintaining access—these RJ45 plugs and adapters latch together securely, yet quickly detach.

Audio Equipment Connectors

These connectors are designed for use in audio equipment.

Panel-Mount Audio Equipment Connectors

Connect audio equipment. These connectors mount to panels of any thickness, as long as you drill a mounting hole first.

Panel-Mount Ethernet Adapters

Mount these adapters in a panel cutout.

Shielded Data Adapters

Protect sensitive equipment from electromagnetic interference.

Unshielded Data Adapters

Join two Ethernet cords—these adapters have an RJ45 female connection on both ends.

Data Adapters for Keystone Wall Plates

Create various data connector configurations by snapping these adapters into the ports of keystone wall plates.

Coaxial Adapters for Keystone Wall Plates

Create various configurations by snapping these adapters into the ports of keystone wall plates.

USB Adapters for Keystone Wall Plates

Snap these adapters into keystone wall plates to transfer USB data through walls or partitions.

Electrical Connectors

Barrel-Style DC Connectors

Made with industry standard barrel-style ends, these connectors carry DC power between electronic devices and power supplies.

Sanitary Electric Multipurpose Connectors

Reduce the number of electrical connections in sanitary areas, such as food plants—these connectors combine Ethernet, a power cable, and wire for signals into a single connection point.

Power Cords

AC to DC Adapter Cords

Plug these adapter cords into a standard outlet and they change AC voltage to DC voltage.

AC to AC Adapter Cords

Power devices that require less than 120 volts AC.

Barrel-Style DC Power Cords

Carry DC power in or out of electronic devices with these cords. All have industry standard barrel-style connections, letting you power electronics from power supplies.

Barrel-Style DC Power Cord Splitters

Send DC power to multiple electronics from one source. With industry standard barrel-style connections, these splitters are compatible with many power supplies and other devices.

Outlet Boxes and Enclosures

Enclosure-Mount Aluminum
Power and Data Outlet Boxes

Mount these boxes to the outside of an enclosure to access a programmable logic controller or other networked device without opening the enclosure.

Data Keystone Wall Plates

Create various data connector configurations by choosing adapters to snap into the ports in these wall plates.