30V 10A Adjustable DC Power Supply

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Product Details

Unveil the Power of Precision with Our Adjustable DC Power Supply

Introducing the epitome of efficiency and precision in electrical supply – our 30V 10A Adjustable DC Power Supply. Tailor-made for both hobbyists and professionals, this lab-grade benchtop unit is your go-to solution for a wide range of electrical applications. Whether it’s mobile phone maintenance, computer repairs, or intricate laboratory experiments, this power supply unit (PSU) stands as a versatile and reliable tool.

Key Features

The core of our product lies in its exceptional features, including:

  • Adjustable Voltage and Current: Precisely control output from 0 to 30V and 0 to 10A.
  • High-Precision Display: Equipped with a three-digit (or four-digit) display for accurate readings.
  • Dual Voltage Compatibility: Works seamlessly with AC 110V and 220V inputs.
  • Compact and Lightweight Design: Perfect for desktop use without occupying much space.
  • Multiple Protection Features: Ensures safety with over temperature, overload, and short circuit protection.
  • Efficient Heat Dissipation: A temperature-controlled fan reduces noise and extends lifespan.

When and Why to Use

This PSU is ideal for a variety of settings – from academic laboratories to tech repair shops. Its adjustable nature makes it perfect for tasks requiring precise voltage and current control, such as testing electronic circuits, powering prototypes, or calibrating equipment. The high precision and reliability of this unit make it stand out, ensuring you can work on sensitive electronics without the risk of damage.

Product Benefits

  • Versatility: Suitable for a wide range of electrical tasks.
  • Precision: Fine-tune your power requirements with ease.
  • Safety: Comprehensive protection mechanisms safeguard your work.
  • Portability: Compact design for easy transportation and storage.
  • Energy Efficiency: Consumes less power, making it cost-effective.
  • User-Friendly: Simple operation suitable for beginners and professionals alike.

Ready to Enhance Your Electrical Work?

Don’t miss out on this indispensable tool. Whether for professional tasks, educational purposes, or DIY projects, our Adjustable DC Power Supply is your reliable partner in precision and efficiency. Order now and experience the ease and effectiveness it brings to your electrical endeavors!


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Shipping & Payment


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have been shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Market Superior Goods (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Why Buy From Us

A few reasons why buy from us:


We try our best to make your shopping experience not only pleasant, seamless and hassle-free, but also secure.


Enjoy flexible international shipping services that currently operate in over 200 countries across the world.


It's okay to change your mind! You can send your order back for a full refund, we've got you covered with our full Buyer protection.


Brand new products are available on a regular basis.


We don't want you to choose between the best value and the best service. That's why we offer competitive pricing.


Knowledgeable and professional support team is always happy to help you.


Check your order status online. As easy as that!

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