Outdoor Switches | McMaster-Carr

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1,767 Products

Electrical

Manual Switches

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

607 products

Manual Switch Covers

Completely cover switches to protect them from moisture and dust

15 products

Manual Switch Seals

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

3 products

Limit Switches

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

69 products

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

51 products

Tilt Switches

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

8 products

Snap-Acting Switches

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

9 products

Sensor Switches

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

79 products

Speed-Monitoring Switches

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

1 product

Potentiometers

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

5 products

Motor Switches

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

13 products

Light Switch Sensors

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

31 products

Magnetic Switches

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

9 products

Motor Starters

Turn motors on and off and protect them from current overloads

153 products

Vibration Switches

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

1 product

Light Switches

Manually turn lights on and off

4 products

Safety Switches

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

4 products

Timer Switches

Automatically turn electrical equipment on or off after a set interval

16 products

Transfer Switches

Switch to backup power during an outage

4 products

Motor Speed Controls

Manage the speed of AC and DC motors

6 products

Relays

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

6 products

Console Enclosures

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

3 products

Fluid Handling

Pressure Switches

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

174 products

Differential Pressure Switches

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

31 products

Vacuum Switches

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

16 products

Pressure and Vacuum Switches

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

3 products

Temperature Switches

Turn heating equipment on or off at a specified temperature

90 products

Temperature Controllers

Precisely regulate process temperatures; more accurate than temperature switches

21 products

Float Switches

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

14 products

Level Sensor Switches

Activate equipment by detecting the liquid level in a tank

11 products

Flow Switches

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

39 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

24 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

4 products

Safety Equipment

Fire Alarm Station Covers

Shield your fire alarm pull stations from damage and tampering

4 products

Building and Machinery Hardware

Cam Latches

Secure drawers, cabinets, mailboxes, and other enclosures

18 products