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    250K Ohm Rotary Potentiometer with On Off Switch

    250K Ohm linear taper rotary potentiometer with on/off switch, available for frequency adjustment and volume adjustment. The rotary potentiometer allows the voltage or signal strength to be adjusted at two different operating points in the circuit.
    SKU: ATO-RP-250K
    This product has a minimum quantity of 5
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    Delivery date: 6-12 days

    The high quality rotary type potentiometer has a resistance value of 250K Ohm and allows precise control of parameters such as volume, brightness, speed and other analogue functions. The rotary potentiometer switches are simple to operate and easy to install in a wide range of electronic circuits and systems.


    • Model: ATO-RP-250K
    • Resistance Value: 250K 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.
    • 250K 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: What is the advantage of a rotary potentiometer?

    • Variable Resistance: A potentiometer allows you to vary the resistance in a circuit continuously. By rotating the knob or shaft, you can change the resistance value according to your needs, providing precise control over the electrical signal passing through the circuit.
    • Simplicity: Rotary potentiometers are relatively simple devices consisting of a resistive element and a movable contact, often in the form of a rotating shaft. This simplicity makes them easy to understand, use, and integrate into various electronic circuits.
    • Versatility: Potentiometers are available in a wide range of resistance values, power ratings, and physical sizes, making them versatile components. They can be used in diverse applications such as volume controls, light dimmers, motor speed controllers, and adjustable voltage dividers.
    • Linear or Logarithmic Response: Potentiometers come in two main types of resistance taper: linear and logarithmic (also known as audio or logarithmic/audio). Linear potentiometers offer a linear change in resistance with rotation, making them suitable for applications that require a direct relationship between the knob's position and the resistance value. Logarithmic potentiometers provide a logarithmic change in resistance, which matches the human perception of audio volume, making them ideal for audio-related applications.
    • Cost-Effective: Rotary potentiometers are generally affordable compared to other types of variable resistors or digital controls. Their widespread availability and ease of manufacture contribute to their cost-effectiveness.
    • Physical Feedback: Rotary potentiometers provide tactile feedback through the rotation of the shaft, allowing the user to physically sense the changes in resistance. This feedback can be valuable for applications where precise adjustments are required, such as in audio mixing consoles or instrument panels.
    • Durability: Potentiometers are typically robust and have a long lifespan, especially when compared to more complex electronic components. However, the durability may vary depending on the quality and construction of the potentiometer.
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