Interfaces | McMaster-Carr

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Electrical Connection

1" Circular Connector

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Compliant with Exemptions

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Shielding

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High-Pressure Washdown

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1,350 Products

Electrical

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

116 products

Electrical Receptacles

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

295 products

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

170 products

Electrical Adapters

Change electrical connectors to another type, size, or gender

204 products

Electrical Cords

Connect equipment and devices to a power supply

250 products

Data Connection Hubs

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

28 products

Electrical Connector Contacts

Crimp wire into pins and sleeves to create custom Molex or Amphenol connectors

1 product

Human-Machine Interfaces

Control PLCs, inverters, and other automated equipment; also known as HMIs

1 product

Edge Controllers

Use in automated systems to monitor sensors, control actuators, and support wireless connections

1 product

Programmable Logic Controller Communication Modules

Connect and communicate simultaneously with multiple automation devices

12 products

Programmable Logic Controller Expansion Modules

Increase the number of inputs and outputs for your PLC

12 products

Programmable Logic Controllers

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

8 products

Programmable Logic Controller Input and Output Modules

Connect switches, transmitters, and actuators to your PLC for complex automation jobs

59 products

IO Link Connectors

Remotely view measurements, adjust settings, and identify errors in sensors and actuators

24 products

Control Panels

Connect and monitor your fire alarm system

1 product

Computers

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

7 products

Tablets

Tough enough to withstand drops, grime, and heavy use

5 products

IO Link Programmers

Configure your IO Link devices without a PC, outlet, or separate software

1 product

Outlet Boxes

House electrical components such as on-off switches, receptacles, and dimmer knobs

4 products

Electrical Enclosures

House and protect power supplies, control panels, and other electrical equipment

13 products

Console Enclosures

Build out interfaces with buttons, gauges, and other components to monitor and control machinery

3 products

Thermal Interface Material

Dissipate heat away from electronic components

46 products

Communication

Computer Monitors

Display information in tough conditions such as on factory floors and outdoor jobsites

9 products

Measuring and Inspecting

Load Cell Junction Boxes

Join multiple load cells to combine their weight measurements

2 products

Inertial Measurement Units

Mount to robot arms, cranes, and vehicles to accurately track their movements

1 product