Computer Adapters | McMaster-Carr

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1,924 Products

Most Likely Products

Data Connection Hubs

Add USB, DisplayPort, or HDMI ports to your computer to connect multiple device

28 products

D-Sub Connectors

Plugs, sockets, receptacles, and adapters for connecting computers, monitors, and printers

145 products

USB Connectors

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

73 products

Video Adapters

Convert from one video connection to another

7 products

USB Cords

Transfer data between computers, printers, and mobile devices

260 products

USB Extenders

Increase the reach of USB devices with a transmitter and receiver

1 product

Telephone Connectors

Replace the plug on your phone cord, or extend your line by connecting cords together

12 products

Video Adapter Cords

Send video between devices with different connections

8 products

All Results

Electrical Power, Networking, and Controlling

D-Sub Connectors

Plugs, sockets, receptacles, and adapters for connecting computers, monitors, and printers

145 products

USB Connectors

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

73 products

Video Adapters

Convert from one video connection to another

7 products

Power Connectors

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

38 products

DisplayPort Connectors

Connect two DisplayPort cords of the same gender and connection type

1 product

Audio Connectors

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

27 products

Coaxial Connectors

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

52 products

RJ45 Connectors

Plugs, sockets, and receptacles to make Ethernet connections

70 products

ix Industrial Sockets

Pair with plugs to add ix Industrial connections to printed circuit boards

6 products

Fiber-Optic Connectors

Join fiber-optic cords that have the same gender and connection type

10 products

Metric Circular Connectors

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

11 products

Amphenol Connectors

Attach wires to a circuit board

32 products

Han Connectors

Plugs and sockets to make Han connections

4 products

HDMI Adapters

Convert one HDMI size or style to another

14 products

RJ45 Connector Caps

Protect sockets and maintain the IP67 rating when not in use

1 product

RJ45 Connector Security Clips

Lock Ethernet cords in place to prevent unauthorized removal from ports

3 products

HDMI Connector Caps

Protect HDMI sockets and maintain their IP rating when not in use

1 product

Coaxial Connector Caps

Terminate the end of an unused coaxial cable

2 products

RJ45 Connector Repair Clips

Snap onto broken Ethernet plugs to restore their ability to make secure connections

1 product

Data Connection Hubs

Add USB, DisplayPort, or HDMI ports to your computer to connect multiple device

28 products

USB Cords

Transfer data between computers, printers, and mobile devices

260 products

Video Adapter Cords

Send video between devices with different connections

8 products

HDMI Cords

Send high-definition signals to monitors, TVs, and projectors

21 products

Ethernet Cords

Send data between computers, printers, servers, and switches

318 products

Power Cords

Connect equipment and devices to a power source

23 products

Mitutoyo Cords

Connect your measuring tool to miniprocessors, multiplexers, or PCs

22 products

Fiber-Optic Cords

Connect computers, servers, and switches in a fiber-optic network

34 products

Audio Cords

Hook up speakers to an audio signal

10 products

Thunderbolt Cords

Transmit data and video at high speeds between PCs, mobile devices, and displays

2 products

DMX Cords

Connect to lighting equipment with five-pin XLR connections

3 products

Profibus Cords

Transmit data in automation systems and other networks

4 products

Coaxial Cords

Transmit audio, video, and data with minimal signal loss

65 products

Robot Controller Cords

Extend the distance between a robot arm and a controller

3 products

D-Sub Cords

Connect computers, monitors, printers, and other devices with DB connections

199 products

Robot Teach Pendant Cords

Connect robot controllers and teach pendants

25 products

USB Cord Locks

Keep your USB cord from shaking loose or being yanked out

2 products

USB Extenders

Increase the reach of USB devices with a transmitter and receiver

1 product

Patch Panels

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

1 product

Outlet Strips

Plug in multiple devices to power them from a single outlet

2 products

USB Chargers

Power up mobile devices and other electronics

27 products

Voltage Adapters

Change AC voltage to DC voltage to power a device

284 products

Ethernet Switches

Expand your data network by connecting computers, printers, and servers

68 products

Inverters

Transform DC voltage to power devices that run on AC voltage; prevent overload damage

12 products

Power Over Ethernet Injectors

Power devices such as routers and wireless access points in areas lacking a power outlet

5 products

Circuit Board Connectors

Connect flat flexible cable to circuit boards

10 products

Communication

Telephone Connectors

Replace the plug on your phone cord, or extend your line by connecting cords together

12 products

Telephone Splitters

Connect multiple phone lines to a single telephone jack

4 products

Flash Drives

Store data, take it on the go, and transfer it to other devices with a USB port

2 products

Measuring and Inspecting

Data Cable Testing Adapters

Isolate the signals of a data line by connecting your testing device to an Ethernet wall outlet

1 product

Line Tester Adapters

Connect a testing device to a telephone line

1 product