CE Marked Switches | McMaster-Carr

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3,322 Products

Electrical

Manual Switches

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

625 products

Manual Switch Contact Blocks

Mount to switches to control electrical circuits as you move the switch

26 products

Limit Switches

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

102 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

112 products

Sensor Switches

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

558 products

Snap-Acting Switches

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

27 products

Relays

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

398 products

Speed-Monitoring Switches

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

1 product

Safety Switches

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

16 products

Potentiometers

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

3 products

Human-Machine Interfaces

Control PLCs, inverters, and other automated equipment; also known as HMIs

1 product

Vibration Switches

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

4 products

Motor Starters

Turn motors on and off and protect them from current overloads

14 products

Timer Relays

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

82 products

Magnetic Switches

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

11 products

IO Link Programmers

Configure your IO Link devices without a PC, outlet, or separate software

1 product

Timer Switches

Automatically turn electrical equipment on or off after a set interval

7 products

Light Curtains

Immediately cut power to machinery when anything blocks the light beam

18 products

Motor Speed Controls

Manage the speed of AC and DC motors

27 products

Bumper Switches

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

6 products

Ethernet Switches

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

9 products

Programmable Logic Controller Expansion Modules

Increase the number of inputs and outputs for your PLC

2 products

Sensor Switch Transmitters

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

13 products

Circuit Breakers

Reusable way to interrupt circuits when they overload or short

251 products

Electrical Receptacles

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

35 products

Data Connection Hubs

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

10 products

Fluid Handling

Pressure Switches

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

229 products

Differential Pressure Switches

Activate controls and alarms when the pressure difference between process lines exceeds a setpoint

41 products

Vacuum Switches

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

20 products

Pressure and Vacuum Switches

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

6 products

Temperature Controllers

Precisely regulate process temperatures; more accurate than temperature switches

77 products

Temperature Switches

Turn heating equipment on or off at a specified temperature

24 products

Humidistats

Control the humidity in an enclosure or space

4 products

Flow Switches

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

90 products

Level Sensor Switches

Activate equipment by detecting the liquid level in a tank

7 products

Float Switches

Start process equipment such as pumps and motors when the liquid in your tank reaches the float

4 products

Directional Control Valves

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

7 products

Pressure and Vacuum Transmitters

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

22 products

Flow Transmitters

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

41 products

Heating, Ventilation, and Air Conditioning

HVAC Switches

Control and monitor airflow in HVAC systems automatically

1 product

Thermostats

Connect to heaters, fans, and air conditioners to control the temperature

24 products

Material Handling

Robot Safety Padding

Trigger an emergency stop when robot arms contact a worker or object

6 products

Tablet Holders

Equip tablets with safety switches to halt robots, conveyors, and other machinery in an instant

3 products

Measuring and Inspecting

Signal Output Testers

Check if the signal output of a DC switch is NPN or PNP to know how to wire components

1 product

Communication

RFID Reader/Writers

Scan RFID tags and cards to track inventory or grant building access

2 products