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Rocker Switches

Rocker Switches Manufacturer

Focus on quality, durability, and customer satisfaction as our top priorities. Our products are carefully designed to meet the highest standards, ensuring they are easy to use, operate smoothly, and are highly reliable. Safety is essential, so our switches have built-in protection against electrical shocks. We also offer various sizes, colors, and designs to meet different needs.

  • Uncompromising Quality: Exceptional quality that exceeds industry standards.
  • Long-Lasting Durability: Built to withstand the test of time, ensuring reliable performance.
  • User-Friendly Operation: Smooth and effortless control for easy use.
  • Versatility in Compatibility: Compatible with various electrical systems for diverse applications.
  • Safety First: Built-in protection against electrical shocks for peace of mind.

What is a Double Rocker Switch?

double rocker switch, also known as a “double-pole, double-throw” (DPDT) switch, is a type of electrical switch that provides two sets of contacts for controlling two separate circuits.

  1. Double-Pole (DP):
    • “Double-pole” means that the switch has two sets of contacts. Each set of contacts operates independently of the other.
  2. Double-Throw (DT):
    • “Double-throw” means that each set of contacts can be in one of two positions. In one position, the common terminal is connected to one set of contacts, and in the other position, it’s connected to a second set of contacts.
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Double Rocker Switch

Plastic Waterproof Switch Covers Guards

With Full Product Certification

CB Certification
CB Certification
PAHS Certification
PAHS Certification
CQC Certification
CQC Certification
CE Certification
CE Certification
UL Certification
UL Certification
TUV Certification
TUV Certification
ROHS Certification
RoHS Certification
ENEC Certification
ENEC Certification

Characteristics

  • Four Terminals:
    • A double rocker switch typically has four terminals: two common terminals (often labeled COM), and two pairs of Normally Open (NO) and Normally Closed (NC) terminals.
  • Two Positions for Each Set of Contacts:
    • Each set of contacts has two positions, allowing for a choice between two different pathways for the connected circuits.
  • Versatility:
    • DPDT switches are versatile and can be used in various applications where two separate circuits need to be controlled independently.
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Common Uses

Commonly used in applications where a device needs to be switched between two different modes or functions, such as reversing the direction of a motor, changing the connections in audio equipment, or controlling a device with two different power sources.

The symbol for a DPDT switch is often represented in circuit diagrams as two lines with a break, indicating the open position, and two pairs of connection points (NO and NC).

Rocker Type Switch

Single Pole Single Throw （SPST）

Single Pole Double Throw （SPDT)

Double Pole Single Throw （DPST)

Double Pole Double Throw （DPDT)

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DPST VS DPDT

Double Pole Single Throw （DPST)
Double Pole Double Throw （DPDT)-1
  • Number of Positions:
    • DPST: Two positions (on and off) for both poles.
    • DPDT: Four positions (on-on, on-off, off-on, off-off) due to independent control of each pole.
  • Functionality:
    • DPST: Simultaneous control of two circuits in the same position.
    • DPDT: Independent control of two circuits, each with its own position.
  • Common Uses:
    • DPST: Commonly used when the simultaneous control of two circuits is required.
    • DPDT: Commonly used when two circuits need to be controlled independently with a choice between different configurations for each.

In summary, DPST switches control two circuits simultaneously, and both poles operate together. In contrast, DPDT switches control two circuits independently, and each pole can have its own position, providing more versatility in circuit configurations. The choice between DPST and DPDT depends on the specific requirements of the application.

Double Pole Single Throw （DPST)
Double Pole Single Throw (DPST)
  1. Configuration:
    • DPST switches have two sets of contacts (poles), and each set can be either open or closed, but they operate simultaneously.
  2. Functionality:
    • The switch can be in either the “on” position (both poles closed) or the “off” position (both poles open).
    • DPST switches control two separate circuits simultaneously.
  3. Symbol Representation:
    • The symbol for a DPST switch is often represented in circuit diagrams as two lines with a break, indicating the open position, and two closed lines, indicating the closed position.
Double Pole Double Throw （DPDT)-1
Double Pole Double Throw (DPDT)
  1. Configuration:
    • DPDT switches also have two sets of contacts (poles), but each set can independently be in one of two positions.
  2. Functionality:
    • The switch can be in one of two positions for each pole, providing a total of four possible combinations.
    • DPDT switches control two separate circuits, and each circuit can have two different pathways.
  3. Symbol Representation:
    • The symbol for a DPDT switch is often represented in circuit diagrams as two lines with a break, indicating the open position, and two pairs of connection points (NO and NC).

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FAQs

Rocker switches are commonly used in various applications, and people often have questions about them. Here are five of the most popular FAQs for rocker switches:

What is a rocker switch, and how does it work?

A rocker switch is an electrical switch that is actuated by pressing one end of a lever to make it tilt and create a connection or break it to disconnect. It typically has two positions: on (closed circuit) and off (open circuit). Rocker switches are commonly used for controlling lights, appliances, and other electrical devices.

What are the different types of rocker switches?

Rocker switches come in various types, including single-pole single-throw (SPST), single-pole double-throw (SPDT), double-pole single-throw (DPST), and double-pole double-throw (DPDT). SPST switches have a single circuit, while SPDT switches can control two circuits with one actuator. DPST and DPDT switches offer two or four circuits, respectively. Additionally, there are momentary rocker switches that only maintain their position while they are pressed.

How do I wire a rocker switch?

Wiring a rocker switch can vary depending on the specific type and application, but generally, it involves connecting the switch to the power source, load, and ground. Always consult the manufacturer’s instructions or an electrician if you’re unsure about the wiring, as incorrect wiring can be dangerous.

Can I use a rocker switch for both AC and DC applications?

Yes, many rocker switches are suitable for both AC (alternating current) and DC (direct current) applications. However, it’s essential to check the switch’s specifications to ensure it’s rated for the voltage and current of your specific application. Using a switch rated for a lower voltage or current could lead to damage or safety issues.

What are the common uses of rocker switches?

Rocker switches are versatile and can be used in various applications, including controlling lights in homes and vehicles, operating appliances, turning on/off power tools, and managing electronic devices. They are often found in automotive panels, boats, and household electrical circuits. Rocker switches are chosen for their ease of use and durability.

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