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5PCS WH138 5K ohm Rotary Potentiometer with Switch
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5PCS WH138 5K ohm Rotary Potentiometer with Switch
Single linear rotary potentiometer with switch function, easy to connect to various applications and equipped with a knob for better use.
5PCS WH138 5K ohm Rotary Potentiometer with Switch
Item #: 86927733

5PCS WH138 5K ohm Rotary Potentiometer with Switch

86% of respondents would recommend this to a friend

Item #: 86927733

XPF 2097

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*All items will import from US

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Order now and get it around Thursday, October 08
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Single linear rotary potentiometer with switch function, easy to connect to various applications and equipped with a knob for better use.
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What Stands Out

Precision Adjustment
The WH138 allows for precise resistance adjustments, catering to applications that require fine-tuning of electrical components, enhancing functionality in various electronic projects.
Integrated Switch
Built-in switch functionality simplifies designs by combining resistance control and on/off capabilities, reducing the need for additional components and saving space in circuits.
Durable Build
Crafted with an alloy knob and robust materials, these potentiometers ensure long-lasting performance and reliability, making them ideal for both DIY enthusiasts and professional applications.

Product Details

Shop 5PCS WH138 5K ohm Rotary Potentiometer with Switch online at a best price in Wallis and Futuna Islands. B08ZL1C8CS

Who Should Buy?

Suitable For
  • DIY Electronics Hobbyists

    Ideal for individuals crafting custom projects needing adjustable resistance to control speed or volume in circuits.

  • Audio Equipment Builders

    Perfect for those creating audio devices that require precise level control, such as volume and tone adjustments.

  • Robot Developers

    Useful for robotics projects where variable speed control or resistance tuning is essential for performance optimization.

Not Suitable For
  • High-Power Applications

    Not suitable for projects requiring high wattage, as these potentiometers are designed for low power applications.

Product Description

5PCS WH138 5K ohm Rotary Potentiometer with Switch

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Customer Questions & Answers

  • Question: What is a rotary potentiometer and how does it work?

    Answer: A rotary potentiometer is an adjustable resistor that allows you to control an electrical signal's level. It works by rotating a knob, which changes the resistance it offers in the circuit. This function is commonly utilized in various applications, such as volume controls in audio equipment, speed regulators for motors, and light dimmers. Understanding how these components operate can help when you are looking to customize settings in electronics.
  • Question: Can I use the WH138 potentiometer for speed control in DIY projects?

    Answer: Yes, the WH138 10K ohm rotary potentiometer is ideal for speed control in DIY projects. Its adjustable resistance enables you to finely tune the speed of motors and fans according to your needs. This functionality is particularly useful in model vehicles, fan speed controllers, or custom automated systems, providing precise control over performance.
  • Question: What is the significance of the 10K ohm rating in this potentiometer?

    Answer: The 10K ohm rating indicates the maximum resistance the potentiometer can provide. This specification is crucial for ensuring compatibility with various circuits, as it affects how much current can flow through. For applications requiring moderate resistance, this value is perfect for noise filtering or controlling signal levels in audio devices, ensuring optimal performance and sound quality.
  • Question: Is the alloy knob included with the WH138 rotary potentiometer durable?

    Answer: Yes, the alloy knob included with the WH138 rotary potentiometer is designed for durability and ease of use. The material not only provides a high-end aesthetic but also ensures that it can withstand regular adjustments without degrading. This makes it suitable for applications that require frequent tuning, such as lighting systems or audio devices.
  • Question: Are there specific applications where the WH138 potentiometer excels?

    Answer: The WH138 potentiometer excels in various applications, particularly where precise control is essential. It is widely used in audio equipment for volume adjustment, in lighting fixtures for brightness control, and even in robotics for servo motor speed regulation. Its compact size and versatile functionality make it a favored choice among hobbyists and professionals alike.
  • Question: What types of circuits can I integrate the WH138 rotary potentiometer into?

    Answer: The WH138 rotary potentiometer can be integrated into both analog and mixed-signal circuits. It is particularly effective in circuits that require variable resistance, such as audio mixers, electric guitar effects, or any device needing a variable input. This flexibility ensures it can meet various design needs, enhancing overall functionality in your projects.
  • Question: How many turns does the WH138 potentiometer have?

    Answer: The WH138 potentiometer features a single turn design, meaning the knob can be rotated only one full turn from one end to the other. This design allows for quick adjustment, making it intuitive to achieve desired levels. Applications like quick volume adjustments in audio devices or immediate changes in motor speeds benefit from this straightforward tuning mechanism.
  • Question: Does the WH138 potentiometer have any specific electrical ratings I should be aware of?

    Answer: Yes, in addition to its 10K ohm resistance rating, the WH138 potentiometer typically supports a voltage rating of around 50V and current ratings of approximately 0.5A. Being aware of these ratings is essential for ensuring that your applications do not exceed these limits, which can lead to circuit failure or reduced performance in your devices.
  • Question: What is the advantage of having a built-in switch in the WH138 potentiometer?

    Answer: The built-in switch in the WH138 potentiometer provides the functionality of controlling power to the circuit in addition to adjusting the resistance. This feature allows users to turn devices on or off effortlessly while simultaneously giving them control over speed or volume settings. It streamlines design by combining two functions into one component, saving space and improving efficiency in layouts.
  • Question: Where can I buy the 5PCS WH138 10K ohm Rotary Potentiometer with Switch in Wallis and Futuna Islands?

    Answer: You can purchase the 5PCS WH138 10K ohm Rotary Potentiometer with Switch from Ubuy in Wallis and Futuna Islands. Ubuy offers a reliable platform for acquiring quality electronic components, ensuring that you receive genuine products. With various options available, it's a convenient place for both hobbyists and professionals to find the components they need for their projects.

Molence Potentiometers Editorial Review

The 5PCS WH138 10K ohm Rotary Potentiometer with Switch has garnered a positive reception among users, particularly for its versatility and performance in various applications. Customers have appreciated the smooth operation of the potentiometer, noting that the adjustments can be made effortlessly and accurately. The single-turn design enables users to fine-tune settings with precision, making it ideal for projects requiring adjustable resistance, such as DIY electronics, audio equipment, and model building. Another highlight is the included alloy knob, which many users found to enhance both aesthetics and functionality. The knob provides a comfortable grip, allowing for easy and quick adjustments during operation. Additionally, users have reported satisfaction with the robust Construction of the potentiometer, indicating it can withstand regular use without compromising performance or reliability. Some customers have mentioned the compact size and lightweight nature of the product, facilitating easy integration into various setups without adding unnecessary bulk. Users have found the price point to be reasonable Considering the quality and functionality offered, which further boosts its appeal among hobbyists and professionals alike. Overall, the 5PCS WH138 10K ohm Rotary Potentiometer with Switch is well-regarded for its smooth functionality, reliable performance, and user-friendly design, making it a valuable component for any electronic or DIY project. **

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Pros

  • Smooth operation and accurate adjustments
  • Single-turn design for precise control
  • High-quality alloy knob for better grip and aesthetics
  • Robust Construction for durability
  • Compact and lightweight for easy integration
  • Reasonable price for the quality offered

Platform Trust & Buyer Confidence

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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XPF 2097

Order now and get it around Thursday, October 08

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Features & Benefits

  • Model: WH138 Resistance: 10KΩ
  • Adjustment method: 300°±10° Rotary
  • Resistance tolerance: ±20%
  • Applications: Industrial controls, robotics, computer input devices, etc.
  • Includes 5PCS WH138 Rotary Potentiometer and 5PCS Black Knob Cap
  • Withstand voltage: 1 minute AC 250V

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