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    20K Ohm Rotary Potentiometer with On Off Switch

    Compact rotary potentiometer with on off switch, made of robust materials to withstand harsh conditions of use, ensuring resistance to wear, vibration and temperature fluctuations. On/Off rotary potentiometer switches can be used for multimedia, audio amplifiers, lighting regulation and other electronic equipment.
    SKU: ATO-RP-20K
    This product has a minimum quantity of 5
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    The 20K Ohm rotary potentiometer is a continuously adjustable resistor electrical, moving contacts slide across the resistor body when the potentiometer's turning handle or slide handle is adjusted. On/Off rotary potentiometer switches can be used for multimedia, audio amplifiers, lighting regulation and other electronic equipment.


    • Model: ATO-RP-20K
    • Resistance Value: 20K ohm
    • Switching Power: 1A
    • Temperature Range: -10°C~100°C
    • Service Life: ≥ 10,000 cycles, ≥ 20,000 cycles
    • Application: Multimedia, speakers, amplifiers, light regulation, etc.


    • A rotary potentiometer provides variable resistance along its rotational axis.
    • Rotary potentiometers are available in different configurations and sizes, offering a wide range of resistance values and power ratings.
    • 20K Ohm rotary potentiometer can be found in various applications, including audio equipment, robotics, industrial control systems, and consumer electronics.
    • The potentiometer is designed to be rotated manually, allowing for precise control over the resistance. The resistance value changes proportionally to the angle of rotation.

    Dimension (unit: mm)

     Long terminal dimensions


    Rotary potentiometers are commonly used in a wide range of applications, including audio systems (such as volume control), instrumentation, robotics, and electronic circuits where manual control or adjustment is required. They provide a simple and cost-effective means of adjusting voltage, current, or signal levels in a circuit.

    Rotary potentiometer applications

    Tips: How to clean a rotary potentiometer?

    1. Turn off and unplug the device: Before cleaning the potentiometer, make sure the device it's a part of is turned off and unplugged from the power source. This will ensure your safety and prevent any accidental damage.
    2. Gather cleaning supplies: You'll need a few items to clean the potentiometer effectively. Prepare a small screwdriver (usually a Phillips or flathead), a can of compressed air, electronic contact cleaner, and a lint-free cloth or cotton swabs.
    3. Access the potentiometer: Depending on the device, you may need to disassemble it slightly to access the potentiometer. Look for any screws or clips that hold the casing together. If necessary, consult the device's manual or search for specific instructions online.
    4. Remove dust and debris: Start by using the can of compressed air to blow away any loose dust and debris from the potentiometer. This will help remove the larger particles that may interfere with the cleaning process. Be careful not to blow the air too forcefully, as it can damage sensitive components.
    5. Clean the contacts: The contacts inside the potentiometer are the critical areas to focus on. Use the electronic contact cleaner to spray a small amount directly onto the contacts. You can find electronic contact cleaner at most electronics stores or online. It helps remove dirt, grime, and oxidation from the contacts.
    6. Rotate the potentiometer: After applying the contact cleaner, gently rotate the potentiometer knob back and forth several times. This helps distribute the cleaner and dislodges any dirt or oxidation from the contacts.
    7. Wipe away excess cleaner: Use a lint-free cloth or cotton swabs to carefully wipe away any excess cleaner from the contacts and surrounding areas. Ensure that the contacts are dry and free of any residue before reassembling the device.
    8. Reassemble the device: Once the potentiometer is clean and dry, follow the reverse process of disassembling to put the device back together. Make sure all screws or clips are securely fastened.
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