20 AWG Electrical Wire | McMaster-Carr

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American Wire Gauge (AWG)

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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DFARS Specialty Metals

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243 Products

Electrical Power, Networking, and Controlling

Lead Wire

Your go-to wire for everything from electrical panels to plant equipment; also known as hook-up wire

32 products

Control Cable

Send signals to control machinery and automated systems

112 products

Vehicle Wire

Make connections in low-voltage vehicle wiring systems

14 products

Power Cable

Deliver power to motors, pumps, appliances, computers, and more

10 products

Vehicle Cable

Make multiple connections in low-voltage vehicle wiring systems

1 product

Thermocouple Wire

Connect thermocouples to switches, controllers, recorders, and thermometers

26 products

Thermostat Cable

Hook up thermostats, air-conditioning units, and other low-voltage equipment

6 products

CAN-Bus Cable

Connect devices in CAN-Bus communication networks

4 products

Magnet Wire

Wind into coils for high-speed winding applications, such as motors, transformers, and relays

2 products

Coaxial Cable

Transmit audio, data, and video signals

1 product

Power Cords

Connect equipment and devices to a power source

4 products

Solenoid Valve Cords

Connect solenoid components, such as valves and motors

4 products

Ethernet Cords

Send data between computers, printers, servers, and switches

3 products

Coaxial Cords

Transmit audio, video, and data with minimal signal loss

11 products

Measuring and Inspecting

BNC Test Cords

Connect oscilloscopes and other testers to your equipment

4 products

Patch Cords

Make point-to-point connections between electrical testing equipment and your devices

5 products

Test Lead Wire

Add your own clips, tips, and adapters to link electrical testers to the units you're checking

2 products

Test Leads

Pair with electrical testers such as multimeters to analyze your devices

2 products