Surface Mount Switches | McMaster-Carr

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781 Products

Electrical

Snap-Acting Switches

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

148 products

Relays

Electrically open and close circuits to control power to lights, motors, and other equipment

405 products

Manual Switches

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

20 products

Motor Starters

Turn motors on and off and protect them from current overloads

5 products

Limit Switches

Turn equipment on or off when objects touch the actuator; often used for conveyors and bin filling

2 products

Motor Voltage Monitors

Protect electric motors by cutting power when faults occur

1 product

Ethernet Switches

Expand your data network by connecting computers, printers, and servers

27 products

PLCs

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

2 products

PLC Input and Output Modules

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

2 products

Timer Relays

Turn machinery on or off after receiving an electrical signal that starts the timer

91 products

Magnetic Switches

Actuate when a magnet comes within sensing distance; often used to detect when doors or windows open

2 products

Data Connection Hubs

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

8 products

Battery Chargers

Charge everything from large-cell to cordless tool to household batteries

3 products

Building and Machinery Hardware

Brackets

Connect surfaces in an assembly

4 products