DP Switches | McMaster-Carr

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Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

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1,203 Products

Electrical Power, Networking, and Controlling

Toggle Switches

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

47 products

Lever Switches

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

79 products

Rocker Switches

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

49 products

Push-Button Switches

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

80 products

Emergency Stop Switches

Cut power to equipment during emergencies

127 products

Slide Switches

Like a flashlight, the switch slides from one side to the other to turn circuits on and off

1 product

Motor Switches

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

9 products

Switch Contact Blocks

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

9 products

Limit Switches

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

32 products

Pull-Chain Switches

Pull a chain to send a signal, such as for turning on and off lights and fans

1 product

Disconnect Switches

Make sure equipment stays turned off during inspection and maintenance

18 products

Key Switches

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

29 products

Safety Switches

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

16 products

Snap-Acting Switches

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

10 products

Pendant Switches

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

10 products

Enclosure Door Switches

Control fans, lights, and other devices inside your enclosure when you open and close the door

1 product

Transfer Switches

Switch to backup power during an outage

7 products

Pull Switches

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

2 products

Foot Switches

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

27 products

Magnetic Switches

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

17 products

Rotary Switches

Control multiple devices with a single switch

4 products

Finger-Touch Switches

Lightly touch with your finger to turn circuits on and off

8 products

Timer Switches

Automatically turn electrical equipment on or off after a set interval

19 products

Proximity Sensors

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

4 products

Timer Relays

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

82 products

Relays

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

104 products

Latching Relays

Lock into position so they don't require constant voltage to stay switched

22 products

Monitoring Relays

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

11 products

Interface Relays

Isolate input and output circuits to protect PLCs and other controllers

13 products

Infrequent-Cycle Relays

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

34 products

Alternating Relays

Automatically split run time between two devices so one isn't always running

2 products

Lighting Relays

Control lighting circuits and switch lighting systems on or off

2 products

Safety Relays

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

8 products

Circuit Breakers

Reusable way to interrupt circuits when they overload or short

131 products

Power Receptacles

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

59 products

Fluid Handling

Differential Pressure Switches

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

53 products

Pressure Switches

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

31 products

Temperature Switches

Turn heating equipment on or off at a specified temperature

14 products

Flow Switches

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

2 products

Building and Machinery Hardware

T-Slotted Framing Switches

Attach to your rail to actuate components or cut power

4 products

Heating, Ventilation, and Air Conditioning

Thermostats

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

5 products