DPDT Switch

Original price was: ₹30.00.Current price is: ₹28.50.

A DPDT (Double Pole Double Throw) switch allows control of two circuits with dual-throw capability, useful for applications requiring polarity reversal or dual-speed functions in electronics and electrical systems.


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Sold By : Computronics Lab - Electronic and Robotic Components SKU: dpdt-switch Category: Tag:


DPDT Switch

A DPDT (Double Pole Double Throw) switch is a versatile electrical component that provides robust switching capabilities for various applications requiring control over two separate circuits. Here’s a detailed overview of its features, benefits, and applications:

Key Features and Benefits

1. Dual Pole, Double Throw Configuration: A DPDT switch consists of two independent sets of contacts (poles), each capable of connecting to one of two terminals (throws). This configuration allows for simultaneous switching between two different circuits or functions.

2. Versatility in Switching Functions:

  • Polarity Reversal: It can reverse the direction of DC motors or change the polarity of current flow in electronic circuits.
  • Dual-Speed Control: Used in applications where two different operating speeds or modes are required.
  • Signal Routing: Enables selection between two different signal paths or sources.

3. Mechanical Robustness: DPDT switches are designed for reliable performance with sturdy construction, ensuring durability and long-term operation. They typically feature low contact resistance and high mechanical endurance, suitable for heavy-duty applications.

4. Ease of Installation: These switches are available in various configurations, including panel-mount, PCB-mount, and toggle types, facilitating easy integration into different types of electrical and electronic equipment.

5. Clear and Reliable Operation: They provide clear and reliable operation with positive detents or positions for each throw, ensuring stable switching and minimal risk of accidental toggling.


1. Motor Control: DPDT switches are widely used in motor control applications to reverse the direction of DC motors or switch between different speed settings. This functionality is essential in applications such as winches, conveyor systems, and robotic platforms.

2. Power Supply Selection: They are employed in systems requiring the selection between multiple power sources or configurations. For instance, in dual-battery systems for backup power or in switching power supplies.

3. Audio and Signal Routing: DPDT switches are essential in audio equipment and signal routing applications. They allow users to switch between different audio inputs or outputs, ensuring seamless signal management in mixing consoles, amplifiers, and audio interfaces.

4. Industrial Automation: In industrial automation and control systems, DPDT switches play a critical role in configuring and controlling operational modes, safety circuits, and machine functions. They provide reliable switching for essential processes and equipment.

5. DIY Electronics and Prototyping: For electronics enthusiasts and hobbyists, DPDT switches are invaluable for prototyping and building custom electronic projects. They offer a practical solution for experimenting with circuit configurations and creating innovative solutions.


The DPDT switch’s dual-pole, double-throw configuration makes it a versatile choice for controlling two circuits independently or simultaneously in various electronic and electrical applications. Its robust construction, reliability, and ease of integration make it suitable for demanding environments and projects requiring precise control and switching capabilities. Whether in motor control, power supply selection, audio routing, industrial automation, or DIY electronics, the DPDT switch continues to be a fundamental component for achieving efficient and flexible circuit operation.

DIP Switch 4 Way

Additional information

Weight0.00 kg
Dimensions0.00 × 0.00 × 0.00 cm


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