RJ-45 Connectors | McMaster-Carr

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482 Products

Most Likely Products

RJ45 Connectors

Plugs, sockets, and receptacles to make Ethernet connections

85 products

Strain-Relief Connector Boots

Protect connectors and cords from strain, bends, and pulls

1 product

Telephone Connectors

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

4 products

Ethernet Cords

Send data between computers, printers, servers, and switches

214 products

All Results

Electrical Power, Networking, and Controlling

RJ45 Connectors

Plugs, sockets, and receptacles to make Ethernet connections

85 products

Strain-Relief Connector Boots

Protect connectors and cords from strain, bends, and pulls

1 product

Metric Circular Adapters

Join connectors of different sizes, configurations, or types

5 products

RJ45 Connector Caps

Protect sockets and maintain the IP67 rating when not in use

1 product

RJ45 Connector Repair Clips

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

1 product

RJ45 Connector Security Clips

Lock Ethernet cords in place to prevent unauthorized removal from ports

3 products

IO-Link Controllers

Communicate between your sensors, actuators, and PLC

2 products

Ethernet Cords

Send data between computers, printers, servers, and switches

214 products

USB Cords

Transfer data between computers, printers, and mobile devices

4 products

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

1 product

Patch Panels

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

1 product

Data Connection Hubs

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

9 products

USB Extenders

Increase the reach of USB devices with a transmitter and receiver

3 products

Data Port Locks

Block USB or Ethernet ports from unauthorized use

3 products

Outlet Strips

Plug in multiple devices to power them from a single outlet

3 products

PLCs

Program complex automation jobs by combining the functionality of a relay, timer relay, and switch

24 products

Single-Board Computers

Combine the functionality of a PC with the flexibility of a development board’s inputs and outputs

16 products

Computers

Sturdy and reliable for harsh industrial jobsites, from frigid freezers to sweltering foundries

17 products

Ethernet Switches

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

44 products

Power Over Ethernet Injectors

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

5 products

Power Supplies

Convert your facility's AC voltage to power equipment that runs on DC voltage

4 products

Communication

Telephone Connectors

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

4 products

Telephone Splitters

Connect multiple phone lines to a single telephone jack

1 product

RFID Reader/Writers

Scan RFID tags to sort inventory, track items, and control building access

10 products

RFID Readers

Read RFID cards when prototyping systems or scan RFID tags to control circuits

8 products

Measuring and Inspecting

Line Testers

Diagnose issues in telephone lines or Ethernet cables

2 products