Best Selling Adjustable Power Supply in 2017 – Top 3 Compared

Best Selling Adjustable Power Supply

An adjustable power supply produces an output of voltage and amps that can be adjusted to match with the energy needs of your devices. Ordinary power supplies are on the other hand limited to giving output that is not sufficient for components that drain a lot of energy. You should consider the number of output because more terminals mean you will supply energy to many devices.

Besides that, since such power supplies involve a high amount of volts and current, the device should come with a system for protecting other components from being damaged by excess voltage or current. Here are a few best-selling adjustable power supplies on Amazon.

Top 3 Adjustable Power Supplys Comparison Table

Rank Model Output Rating
1 TekPower DC Adjustable Power Supply 30 volts / 20 amps 4.4/5.0 Check Price
2 KORAD Adjustable DC Power Supply 30 volts / 5 amps 4.4/5.0 Check Price
3 TekPower DC Adjustable Switching Power Supply 30 volts / 10 amps 3.1/5.0 Check Price

The Top 3 Adjustable Power Supply Reviews

Which are the top Adjustable Power Supplys available in the market today? Here is a list of some that are successful and among consumer favorites.

TekPower DC Adjustable Power Supply

TekPower DC adjustable power supply gives you 30 volts and 20 amps of current. With all that voltage and current, you can use it to power both heavy components and small components. There is also an auxiliary output that gives 5 amps of current. This is therefore an all-round power supply. The device comes with an LCD display so that you can monitor the output levels at all times.

The power supply has fuse protection that is supported by a 1 year warranty. Operating the device is pretty easy due to the fact that it’s fitted with two variable controls for both current and voltage. You can therefore use these two controls to increase or reduce the output of the power supply.

Pros:

  • 30 volts output
  • 20 amps output
  • LCD display
  • Two variable controls
  • 5 amps auxiliary output
  • Fuse protection
  • 1 year warranty

Cons:

  • No meter indicator
  • No carrier case
  • Expensive

Verdict

TekPower DC adjustable power supply delivers all the energy that is needed by your components. The power supply is adjustable and so you can connect it to components that are rated to use zero to 30 volts and zero to 20 amps of current. Two variable controls are provided to facilitate stress free operation of the device. You can actually see when the output is going up or down because the power supply has an LCD display.

KORAD Adjustable DC Power Supply

Korad adjustable DC power supply is programmable which makes it worth trying. Once you have set your output voltage and current, you can save them in the memory of the power supply so that you can reuse them later. The power supply comes with digital controls for setting voltage and current output for various components. The device gives an output of 30 volts and 5 amps. You can adjust the output of the power supply to match with the power rating of your components.

The power supply runs on input of 110v/AC and 220v/AC. The device is fitted with 4 digit LED display to enable you read the output values correctly. The device comes with circuit protection to avoid damaging some components due to overheating and surges. The casing of the unit has holes that serve as its ventilation to keep heat on the low.

Pros:

  • 30 volts output
  • 5 amps current output
  • 110v/AC and 220v/AC input
  • Digital controls
  • 4 digit LED display
  • Circuit protection
  • Banana to Alligator cable
  • USB cable

Cons:

  • Single output
  • No carrier case

Verdict

Korad DC adjustable power supply saves you from the hustle of having to configure the voltage and current output every time you switch it on. The device is programmable and comes with digital variable controls that let you save your preferred settings for future use. The power supply gives 30 volts and 5 amps of current. But you can increase or reduce this output using the controls at the front of the device.

TekPower DC Adjustable Switching Power Supply

With TekPower DC adjustable switching power supply, you will never fail in your component tests. The power supply produces 30 volts and 10 amps of current. That’s enough energy to run components that drain a lot of energy. The device has adjustable output and so all devices can tap from it. There are double variable controls for each form of energy. You can get fine and course power.

The power supply has an LCD display that shows the values of the current and voltage that is being produced. Besides that, the device has fuse protection to ensure your components are free from shorts, surges and over-current. The power supply supports an input of 110v/AC. The housing of the unit has small openings for draining out heat.

The Pros:

  • Fuse protection
  • 1 year warranty
  • 30 volts output
  • 10 amps current
  • LCD display
  • Double variable controls
  • 110v/AC input

The Cons:

  • Single output
  • No carrier case

Verdict

TekPower DC adjustable switching power supply is engineered to perfection. The device is safe from surges and over-current due to the inclusion of fuse protection. The device supplies 30 volts and 10 amps of current. The power supply comes with LCD display for reading output. You can remove or add some volts and current using the double variable controls. You can even set output to be fine or coarse.

Why Should You Get Hold of a Best Selling Adjustable Power Supply?

A power supply is basically an electronic device that supplies power and are available in a wide range of voltage and current ratings. They are predominantly used for test and measurement, maintenance, and product development activities.

You can find out a lot more about Power Supplys on Wikipedia.

Pointers to Help you Choose the Best Adjustable Power Supply

Multiple outputs

Depending on the application, you may need more than one output. When choosing an adjustable power supply that has multiple outputs, look for one that has isolated outputs,. This allows for safe operation and they can be used separately or in parallel.

Control flexibility

You should ensure that the adjustable power supply is easy to setup. Look for separate controls for voltage and current. The voltage control should be either a multi-turn control or there should be a separate fine tune control. This will allow you to quickly set the output voltage to the precise value you need.

Output enable/disable

This feature allows you to switch on or off the output without turning off the adjustable power supply completely. You will be able to configure the power supply without worrying how your adjustments will impact on the load.

Conclusion

These are the best-selling adjustable power supplies in the market.

TekPower DC adjustable power supply is at the top of this ranking. The power supply has the highest output of 20 amps and 30 volts that is complimented by a 5 amps auxiliary output. The device has LCD display and fuse protection. The downside is that it’s expensive that the other devices on the list.

Korad DC adjustable power supply is the second best deal. For a start, the device is programmable which makes it convenient to use. The power supply comes with digital controls for adjusting current and voltage. The device can use an input of either 110v/AC or 220v/AC. The power supply gives 30 volts and 5 amps. The downside is that its current output is low when compared to those of other devices.

TekPower DC adjustable switching power supply is at the bottom of this ranking. The device produces 30 volts and 10 amps of current which is very efficient. The device comes with LCD screen that lets you read the output variables. There are double output controls for each form of energy. The power supply runs on 110v/AC input. The downside is that it has a single output.

Not What You Are Looking For?

Take a look at our Comaprison of Power Supplys.

1 Comment

  1. Emily says:

    The TekPower is awesome! It’s ready to swing into work at the very minute out of the box. It’s very easy to set up and works just fine. I ordered for it and was worried that it may get damaged during shipping. But surprisingly, the original packaging is secured enough. It’s very convenient figuring out how to go about adjusting the volts and amps. It’s working just perfect for my small business venture.

Leave a Reply

Your email address will not be published. Required fields are marked *