Electrical Contacts | McMaster-Carr

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2,986 Products

Electrical

Terminals

Attach to the end of wire to connect circuits in control panels, motors, and machinery

Terminal Blocks

Terminal Blocks

Mate with terminals to complete circuits in control panels, motors, and small machines

Circuit Board Terminals

Circuit Board Terminals

Connect wire to circuit boards

Electrical Cords

Electrical Cords

Connect equipment and devices to a power supply

Terminal Adapters

Terminal Adapters

Convert wire terminals from one connection type or gender to another

Terminal Splitters

Terminal Splitters

Divide one male quick-disconnect connection into two

Split-Bolt Connectors

Split-Bolt Connectors

Splice large wire sizes without special tools

Distribution Bars

Distribution Bars

Route electricity within switchboards and battery banks; also known as bus bars

Electrical Connector Contacts

Electrical Connector Contacts

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

Distribution Posts

Distribution Posts

Send power from one source to several devices in a circuit in less space than a distribution block

Terminal and Splice Kits

Terminal and Splice Kits

Maintain a supply of extra terminals and splices to join and terminate wire

Distribution Blocks

Distribution Blocks

Distribute electricity from a single power source to several devices in a circuit

Battery Contacts

Battery Contacts

Add or replace contacts in battery holders and circuit boards

Battery Springs

Battery Springs

Replace springs in battery holders and contacts

Battery Holders

Battery Holders

Create an electrical connection between batteries and contacts to power equipment

Battery Terminals

Battery Terminals

Connect cable to battery posts to power vehicles and machines

Relay Contacts

Replace contacts on your relay

Motor Starters

Turn motors on and off and protect them from current overloads

Manual Switches

Manual Switches

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

Grounding Lugs

Create a common grounding path for internal components and circuits, as well as the enclosure body

Circuit Board Voltage Regulators

Circuit Board Voltage Regulators

Power circuits from a high-voltage source without frying your system

Electronic Component Kits

Electronic Component Kits

Include diodes, rectifiers, and transistors to convert current or amplify electronic signals

Fastening and Joining

Rivets

Join materials together permanently, especially when too thin or fragile to fasten with screws

Welding Lugs

Screw, hammer, or crimp on to secure welding cable connections

Lighting

Light Bulbs

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

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