Submersible Switches | McMaster-Carr

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1,445 Products

Electrical Power, Networking, and Controlling

Toggle Switches

Flip the toggle from one position to the other, turning circuits on and off

41 products

Push-Button Switches

Our most common switch type actuates circuits with the push of a button

40 products

Push-Button Actuators

Pair with a contact block to create a custom push-button switch

3 products

Limit Switches

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

114 products

Rocker Switches

Press the wide, flat surface to easily turn circuits on and off

28 products

Snap-Acting Switches

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

46 products

Proximity Sensors

Detect the presence or position of objects from a short sensing distance

393 products

Emergency Stop Switches

Cut power to equipment during emergencies

10 products

Pendant Switches

Control machinery, such as cranes, hoists, and trolleys, from a safe distance

19 products

Magnetic Switches

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

62 products

Tilt Switches

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

8 products

Foot Switches

Step on the pedal to actuate circuits while keeping your hands free for other tasks

27 products

Safety Switches

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

46 products

Toggle Switch Covers

Completely cover toggle switches to protect them from moisture and dust

11 products

Photoelectric Sensors

Detect objects from longer distances than proximity and ultrasonic sensors

204 products

Finger-Touch Switches

Lightly touch with your finger to turn circuits on and off

9 products

Push-Button Switch Covers

Completely cover push-button switches to protect them from moisture and dust

9 products

Toggle Switch Seals

Seal dust and moisture out of switches while leaving the toggle exposed

5 products

Key Switches

Turn a key to actuate circuits, preventing accidental start and limiting access

6 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

2 products

Switch Mats

Step on a mat to actuate circuits, often to control doors, lights, and alarms

1 product

Joystick Switches

Move the joystick to steer and position cranes, robot arms, and other machinery

5 products

Enabling Switches

Equipment only runs while you press the switch; also known as deadman switches

5 products

Ethernet Switches

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

20 products

Ultrasonic Sensors

Measure the distance to objects and the level of liquids and materials

21 products

Ribbon Switches

Place across driveways or walkways to actuate when foot and vehicle traffic pass over

2 products

Vibration Switches

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

9 products

Cylinder Position Sensors

Monitor your air cylinder rod's position and turn the cylinder on and off

8 products

Safety Light Curtains

Immediately cut power to machinery when anything blocks the light beam

39 products

Speed-Monitoring Switches

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

2 products

Potentiometers

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

1 product

HMIs

Control PLCs, inverters, and other automated equipment

14 products

Linear Position Sensors

Measure the position of an object moving in a straight line; also known as string pots

3 products

Power Receptacles

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

2 products

Fluid Handling

Pressure Switches

Activate controls, set off alarms, and power equipment when a set pressure is reached

57 products

Level Sensor Switches

Activate equipment by detecting the liquid level in a tank

12 products

Flow Switches

Turn equipment on or off when flow rate reaches a set point

14 products

Directional Control Valves

Manage the flow of fluids to move equipment in air- and hydraulic-powered systems

34 products

Flow Transmitters

Send flow rate measurements to PLCs, data loggers, and remote displays

23 products

Temperature Switches

Turn heating equipment on or off at a specified temperature

28 products

Pressure and Vacuum Transmitters

Convert pressure and vacuum measurements into a signal sent to remote displays and controllers

18 products

Lighting

Light Dimmers

Adjust the brightness of lights, even in large workspaces

2 products

Communication

RFID Readers

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

8 products