B&K Precision
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B&K Precision 9129B Triple Output Power Supply
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B&K Precision 9129B Triple Output Power Supply
Three independent and electrically isolated outputs with fully programmable channels.
B&K Precision 9129B Triple Output Power Supply
Item #: 8233361

B&K Precision 9129B Triple Output Power Supply

Item #: 8233361

AUD 1779

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Order now and get it around Thursday, September 03
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Three independent and electrically isolated outputs with fully programmable channels.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Triple Output
Offers three independent outputs, allowing simultaneous power delivery for multiple devices, enhancing versatility in testing and design applications.
High Precision
Provides precise voltage and current regulation to ensure accurate measurements, essential for developers and engineers in sensitive electronic projects.
User-Friendly Interface
Equipped with a clear display and intuitive controls, simplifying operation and monitoring for users from beginners to experienced professionals.

Product Details

Find the B&K Precision 9129B Triple Output Power Supply at Ubuy Australia. Order now for fast delivery and great prices on electronics and more.
  • Three independent and electrically isolated outputs
  • Displays voltage and current settings for all three channels simultaneously
  • Series and parallel modes combine channels to increase the output voltage or current
  • Tracking mode allows users to set up channels to maintain a programmed ratio
  • Fully programmable channels with output On/Off control
Connector Type Used on Cableusb
Item Weight18.6 pounds (8.44 kg)
Item Dimensions19.5 x 12 x 8 inches (49.5 x 30.5 x 20.3 cm)
BrandB&K Precision
Model Number9129B
Unit Count1 Count
UPC817050912920
Built-In MediaItem
ManufacturerB&K Precision
Mfr Part Number9129B
Connector Typeusb
Item dimensions L x W x H19.5 x 12 x 8 inches (49.5 x 30.5 x 20.3 cm)

What's in the box

Item

Who Should Buy?

Suitable For
  • Electronics Students

    Perfect for students experimenting with circuits, providing multiple voltage outputs for practical learning and development.

  • Professionals & Engineers

    Ideal for electronics engineers needing reliable multiple output voltages for prototype testing and device development.

  • Hobbyists & DIYers

    Great choice for hobbyists working on various projects, offering versatility with adjustable outputs in one compact device.

Not Suitable For
  • High-Power Applications

    Not suitable for high-power devices or large projects requiring significant current beyond its output specifications.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the main features of the B&K Precision 9129B Triple Output Power Supply?

    Answer: The B&K Precision 9129B boasts three isolated outputs, allowing users to power multiple devices simultaneously. Each output can be adjusted independently, providing versatility for various application needs. It supports both constant voltage and constant current operations, making it ideal for testing circuits, powering prototypes, or performing experiments in lab settings. This triple output design is particularly useful for users who work in electronics development or amateur radio, where different voltage requirements are common.
  • Question: How does the B&K Precision 9129B compare to other power supplies?

    Answer: Compared to other power supplies in the market, the B&K Precision 9129B stands out due to its robust build quality and the precision it offers in voltage and current control. With a digital readout for real-time monitoring and a wide voltage range from 0 to 30V, it provides higher accuracy and usability for precision testing. Users involved in research and development will appreciate its reliable performance and versatility in handling different test scenarios.
  • Question: Can the B&K Precision 9129B be used for battery charging?

    Answer: Yes, the B&K Precision 9129B is suitable for battery charging applications. With its adjustable voltage and current settings, users can customize the output to match the specifications of various battery types. This feature is particularly helpful for hobbyists and technicians who need to charge lithium-ion or lead-acid batteries safely. By setting the desired voltage and current limits, users can ensure efficient charging without overshooting battery specifications.
  • Question: Is the B&K Precision 9129B user-friendly for beginners?

    Answer: Absolutely! The B&K Precision 9129B is designed with user-friendliness in mind. Its intuitive interface, including clearly labeled knobs and a digital display, makes it accessible for both beginners and experienced professionals. New users will find it easy to navigate through the settings. A practical scenario would be an electronics student using this power supply for laboratory exercises, providing hands-on experience in powering circuits.
  • Question: What type of connectors does the B&K Precision 9129B have?

    Answer: The B&K Precision 9129B features a variety of connectors, including standard banana jacks, which are convenient for quick connections to test leads and other lab equipment. The ability to easily connect and disconnect cables enhances user experience during experiments or testing. This flexibility is particularly useful in educational settings where multiple students may need to use the same equipment.
  • Question: What applications is the B&K Precision 9129B most suitable for?

    Answer: The B&K Precision 9129B is ideal for electronics testing, prototyping, and troubleshooting. Its ability to provide three different voltage outputs simultaneously makes it an excellent choice for engineers and technicians working on multiple components or systems. For instance, users can test microcontrollers, sensors, and other circuit elements without needing additional power supplies. This efficiency enhances workflow in both academic and industrial environments.
  • Question: What is the maximum current output of the B&K Precision 9129B?

    Answer: The B&K Precision 9129B can deliver a maximum output current of 3A for each output channel. This capability allows users to power devices that require higher current without compromising performance. It is particularly advantageous in testing and development scenarios where devices might draw varying current levels, enabling seamless and effective testing of prototype electronics.
  • Question: Does the B&K Precision 9129B have overcurrent protection?

    Answer: Yes, the B&K Precision 9129B includes built-in overcurrent protection to safeguard both the power supply and the connected devices. This feature automatically limits the current output, preventing damage from excessive current draw. This safety measure is crucial in experimental settings, yielding peace of mind to users when powering sensitive electronic components or circuits.
  • Question: Can the B&K Precision 9129B be used in an educational setting?

    Answer: Definitely, the B&K Precision 9129B is an excellent tool for educational purposes. Its multiple outputs, variable settings, and safety features make it a perfect fit for laboratories, classrooms, and workshops. Students can use it to learn about electronics principles, engage in hands-on projects, and conduct experiments, thereby gaining practical experience and a deeper understanding of electronic circuits and power supply operations.
  • Question: Where can I buy B&K Precision 9129B Triple Output Power Supply in Australia?

    Answer: You can purchase the B&K Precision 9129B Triple Output Power Supply from Ubuy in Australia. Ubuy offers a range of products with the convenience of online shopping, allowing you to easily find and order this reliable power supply for your electronics needs.

B&K Precision Internal Power Supplies 9129B Editorial Review

B&K Precision 9129B Triple Output Power Supply is a reliable and Consistent piece of equipment. While the controls may take some getting used to, once you have figured them out, the power supply is very user-friendly and easy to use. Although the interface is not the prettiest or the easiest to turn channels on and off, it does have the capability to do so with a little fiddling. Overall, this product is good for those with limited needs or who require a reliable and Consistent power supply.

Customer Reviews & Ratings

9 customers ratings
  • 5 Star
    86%
  • 4 Star
    14%
  • 3 Star
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  • 2 Star
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Pros

  • Reliable and Consistent
  • User-friendly once controls are figured out

Cons

  • Not the prettiest interface

Platform Trust & Buyer Confidence

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4/5 294 reviews
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Chris
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“Promt delivery. Seems like a good product.”

22 July 2026 · via Trustpilot
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Scott
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“It was the best service ever received by any company from my online shopping experience in the last 10yrs”

11 July 2026 · via Trustpilot
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Terri
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“so easy to order delivery was way earlier than i expected”

3 July 2026 · via Trustpilot
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Gavin
Verified buyer

“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”

21-Jul-26 · via Trustpilot
J
Jeannie
Verified buyer

“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”

17-Jul-26 · via Trustpilot
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AUD 1779

Order now and get it around Thursday, September 03

QTY:

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Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Three independent and electrically isolated outputs.
  • Simultaneous display of voltage and current settings for all channels.
  • Series and parallel modes to increase output voltage or current.
  • Tracking mode maintains a programmed ratio between channels.
  • Fully programmable channels with convenient On/Off control.
  • Ideal for versatile power supply needs in various applications.

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