Feedthrough Connectors | McMaster-Carr

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3,056 Products

Most Likely Products

RJ45 Connectors

Plugs, sockets, and receptacles to make Ethernet connections

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Securely connect cords to enclosures while sealing out dirt and moisture

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USB Adapters

Connect mismatched USB cords and devices

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

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Transfer data between computers, printers, and mobile devices

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Install in walls and panels and pair with Mil. Spec. plugs

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All Results

Electrical Power, Networking, and Controlling

RJ45 Connectors

Plugs, sockets, and receptacles to make Ethernet connections

45 products

Power Receptacles

Install in a wall or panel to transmit power to plugs or sockets

362 products

Power Plugs

Pair with sockets or receptacles to power equipment

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Power Sockets

Pair with plugs to transmit power

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Power Plug and Socket Sets

Mating components that are ready to connect to a power source

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USB Adapters

Connect mismatched USB cords and devices

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Metric Circular Connectors

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

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Mil. Spec. Receptacles

Install in walls and panels and pair with Mil. Spec. plugs

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

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Fiber-Optic Connectors

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

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HDMI Adapters

Convert one HDMI size or style to another

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CB Radio Receptacles

Install in a wall or panel and pair with sockets to connect CB radios

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Ecomate Receptacles

Install in walls and panels and pair with plugs to make Ecomate connections

9 products

DisplayPort Connectors

Connect two DisplayPort cords of the same gender and connection type

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Audio Connectors

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

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Mini Receptacles

Install in walls and panels and pair with plugs to send power and signal

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USB Cords

Transfer data between computers, printers, and mobile devices

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Ethernet Cords

Send data between computers, printers, servers, and switches

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HDMI Cords

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

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Mini Cords

Often used to send power and control signals to automated systems, motors, and pumps

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Terminal Blocks

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

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USB Chargers

Power up mobile devices and other electronics

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Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

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Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

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Conduit and Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

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Power Supplies

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

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Join thermocouple probes and wire to thermometers and control panels

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Building and Machinery Hardware

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Weave around obstructions to operate valves, throttles, and other machinery from a distance

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