Circuit Board Terminals | McMaster-Carr

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Simulated Roller Lever

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260 Products

Electrical

Circuit Board Headers

Circuit Board Headers

Make quick connections to development boards and other circuit boards when prototyping

Electrical Plugs

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

Electrical Wire

Electrical Wire

Make single-wire connections; generally for lower voltages and shorter distances than cable

Development Board Cords

Development Board Cords

Connect your development board to components such as sensors and actuators

Circuit Board Terminals

Circuit Board Terminals

Connect wire to circuit boards

Electrical Cable

Electrical Cable

Make multi-wire connections; generally for higher voltages and longer distances than wire

Electrical Connector Contacts

Electrical Connector Contacts

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

Manual Switches

Manual Switches

Everything from toggle, push-button, and rocker switches to foot switches

Sensor Switches

Sensor Switches

Detect moving objects from a distance, triggering a circuit to open or close

Snap-Acting Switches

Snap-Acting Switches

Open and close circuits quickly to minimize arcing and sticking; often used as door-open indicators

Battery Holders

Battery Holders

Create an electrical connection between batteries and contacts to power equipment

Battery Contacts

Battery Contacts

Add or replace contacts in battery holders and circuit boards

Lighting

Light Bulbs

Standard household, miniature, compact, tubular, ultraviolet, infrared, and blacklight bulbs

Communication

Display Screens

Display Screens

Display text, numbers, symbols, and other information from your electronics

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)