Marine Switches | McMaster-Carr

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2,959 Products

Electrical

Manual Switches

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

893 products

Snap-Acting Switches

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

59 products

Vibration Switches

Monitor vibration in machinery and shut it down or sound an alarm if levels rise

4 products

Limit Switches

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

131 products

Magnetic Switches

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

53 products

Motor Switches

Turn motors, lighting, and electric heat circuits on and off

20 products

Tilt Switches

Trip circuits when tilted; use as position indicators, pump level controls, and limit switches

8 products

Sensor Switches

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

629 products

Photoelectric Switch Reflectors

Pair with sensor switches to reflect light back at them

38 products

Potentiometers

Control speed, volume, and light intensity by varying electrical flow; also known as rheostats

13 products

Light Curtains

Immediately cut power to machinery when anything blocks the light beam

44 products

Bumper Switches

Signal when overhead doors close or items reach the end of conveyors

23 products

Ethernet Switches

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

20 products

Relays

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

16 products

Motor Starters

Turn motors on and off and protect them from current overloads

231 products

Timer Switches

Automatically turn electrical equipment on or off after a set interval

20 products

Safety Switches

Protect people by cutting power to machines when access doors open; also known as interlock switches

39 products

Speed-Monitoring Switches

Avoid downtime and machinery damage by detecting slowdowns in drive trains and conveyors

3 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

122 products

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

5 products

Sensor Switch Transmitters

Monitor objects, switch equipment on and off, and send data to control systems with a single device

16 products

Power Receptacles

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

2 products

Fluid Handling

Temperature Switches

Turn heating equipment on or off at a specified temperature

97 products

Lighting

Light Switch Sensors

Automatically turn lights on and off when you enter and exit rooms

5 products

Building and Machinery Hardware

Brackets

Connect surfaces in an assembly

64 products

Communication

RFID Readers

Read RFID cards when prototyping systems or scan RFID tags to control circuits

2 products