DPDT Switches | McMaster-Carr

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Printed Circuit Board

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EAR99

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326 Products

Electrical Power, Networking, and Controlling

Toggle Switches

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

34 products

Rocker Switches

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

19 products

Slide Switches

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

1 product

Limit Switches

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

16 products

Push-Button Switches

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

3 products

Snap-Acting Switches

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

9 products

Foot Switches

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

18 products

Transfer Switches

Switch to backup power during an outage

7 products

Key Switches

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

3 products

Emergency Stop Switches

Cut power to equipment during emergencies

7 products

Timer Switches

Automatically turn electrical equipment on or off after a set interval

4 products

Relays

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

63 products

Timer Relays

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

81 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

7 products

Latching Relays

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

7 products

Alternating Relays

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

1 product

Safety Relays

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

4 products

Fabricating and Machining

Abrasive Blaster Safety Switches

Shut off abrasive blasters if the operator loses control; also known as deadman switches

3 products

Heating, Ventilation, and Air Conditioning

Thermostats

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

2 products

Fluid Handling

Flow Switches

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

2 products