UL Listed Switches | McMaster-Carr

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Rocker Switch with Mini Slide Dimmer

Rocker Switch with Slide Dimmer

Rod

Roller Lever

System of Measurement

Switching Voltage

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High-Pressure Washdown

High-Temperature Washdown

Switching Current

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Illumination

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Push-Button Style

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Electrical Receptacle

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

RoHS

Compliant

Compliant with Exemptions

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REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Exempt

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3,250 Products

Most Likely Products

Lever Switches

Grip and twist the lever to turn circuits on and off, preventing accidental actuation

100 products

Push-Button Switches

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

182 products

Switch Contact Blocks

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

31 products

Limit Switches

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

113 products

Motor Switches

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

45 products

Light Switches

Manually turn lights on and off

60 products

All Results

Electrical Power, Networking, and Controlling

Lever Switches

Grip and twist the lever to turn circuits on and off, preventing accidental actuation

100 products

Push-Button Switches

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

182 products

Switch Contact Blocks

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

31 products

Limit Switches

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

113 products

Motor Switches

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

45 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

211 products

Snap-Acting Switches

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

40 products

Emergency Stop Switches

Cut power to equipment during emergencies

95 products

Foot Switches

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

61 products

Proximity Sensors

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

240 products

Timer Switches

Automatically turn electrical equipment on or off after a set interval

71 products

Safety Switches

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

54 products

Magnetic Switches

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

65 products

Battery Switches

Turn the knob to alternate between two batteries without interrupting power

1 product

Finger-Touch Switches

Lightly touch with your finger to turn circuits on and off

16 products

Key Switches

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

23 products

Pull Switches

Tug on a cable or rope to turn on and off circuits, often for production lines along conveyors

3 products

Pendant Switches

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

34 products

Photoelectric Sensors

Detect objects from longer distances than proximity and ultrasonic sensors

106 products

Vibration Switches

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

4 products

Speed-Monitoring Switches

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

1 product

Transfer Switches

Switch to backup power during an outage

5 products

Ethernet Switches

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

37 products

Air-Actuated Switches

Press with your hand or foot to turn circuits on and off with air pressure

4 products

Fingerprint Scanners

Use fingerprints to confirm the identity of personnel before granting access to areas or equipment

2 products

Joystick Switches

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

3 products

Enabling Switches

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

8 products

Automatic Door Switches

Doors open when you touch a button or the switches detect motion

9 products

Proximity Sensor Safety Barriers

Safely send power to sensors in volatile areas such as refineries and power plants

1 product

Light Curtains

Immediately cut power to machinery when anything blocks the light beam

44 products

Cylinder Position Sensors

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

8 products

Ultrasonic Sensors

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

20 products

HMIs

Control PLCs, inverters, and other automated equipment

1 product

Motor Starters

Turn motors on and off and protect them from current overloads

122 products

Potentiometers

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

3 products

PLCs

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

61 products

Control Panels

Connect and monitor your fire alarm system

1 product

Motor Voltage Monitors

Protect electric motors by cutting power when faults occur

3 products

Motor Speed Controls

Manage the speed of AC and DC motors

35 products

Motor Starter Overload Protectors

Upgrade your motor starter protector to use less energy and emit less heat

8 products

Relays

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

152 products

Timer Relays

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

11 products

Proportional-Control Relays

Gradually adjust output instead of turning on or off

12 products

Lighting Relays

Control lighting circuits and switch lighting systems on or off

13 products

Monitoring Relays

Trip circuits or sound an alarm when voltage, current, or other limits are exceeded

22 products

Safety Relays

Monitor circuits and force machines to a safe stop if the relay detects a fault

33 products

Infrequent-Cycle Relays

Use with equipment that cycles on and off, such as HVAC systems

57 products

Interface Relays

Isolate input and output circuits to protect PLCs and other controllers

3 products

Circuit Breakers

Reusable way to interrupt circuits when they overload or short

195 products

Power Cords

Connect equipment and devices to a power source

2 products

Data Connection Hubs

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

2 products

Console Enclosures

Build out interfaces with buttons, gauges, and other components to monitor and control machinery

9 products

Battery Chargers

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

5 products

Lighting

Light Switches

Manually turn lights on and off

60 products

Light Switch/Receptacles

Combine a switch and receptacle into a single outlet box for a small footprint

3 products

Light Dimmers

Adjust the brightness of lights, even in large workspaces

12 products

Light Switch Sensors

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

42 products

Light Switch Sensor Controllers

Turn lights on and off or dim them in unison from a secure Bluetooth network

7 products

Light Sockets

Install or replace sockets in fixtures for standard household, tubular, compact, or miniature bulbs

36 products

Fluid Handling

Pressure Switches

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

151 products

Differential Pressure Switches

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

27 products

Pressure and Vacuum Switches

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

3 products

Vacuum Switches

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

4 products

Float Switches

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

29 products

Flow Switches

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

32 products

Level Sensor Switches

Activate equipment by detecting the liquid level in a tank

18 products

Paddle Level Switches

Actuate when the paddle stops rotating to indicate the level of dry material

6 products

Directional Control Valves

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

4 products

Temperature Controllers

Precisely regulate process temperatures; more accurate than temperature switches

67 products

Temperature Switches

Turn heating equipment on or off at a specified temperature

38 products

Flow Transmitters

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

32 products

Pressure and Vacuum Transmitters

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

18 products

Heating, Ventilation, and Air Conditioning

HVAC Switches

Control and monitor airflow in HVAC systems automatically

3 products

Thermostats

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

14 products

Measuring and Inspecting

Rotary Switches

Control multiple devices with a single switch

6 products

Safety Equipment

Smoke Detector Test Stations

Test hard-to-reach HVAC smoke detectors from a convenient location

1 product

Smoke Detectors

Warn people when there's smoke in your facility

6 products

Fire Alarm Pull Stations

Activate to send a signal to your control panel if there's a fire

5 products

Fire Alarm Station Covers

Shield your fire alarm pull stations from damage and tampering

4 products

Communication

RFID Readers

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

8 products