Best Hobbyist Benchtop Power Supplies

5 Best Hobbyist Benchtop Power Supplies

SKY TOPPOWER STP6005 RoMech RM-MS3005 LONGWEI 3010DF
SKY TOPPOWER STP6005 RoMech RM-MS3005 LONGWEI 3010DF

  • DC regulated power supply

  • Multiple protections

  • High quality & lightweight design


  • Stable outputs after load set up

  • Built-in variable speed fan

  • Reliable design


  • Very durable and easy to observe

  • Equipped with a big fan

  • Quite and easy to control

If you are looking for a good quality power supply for your electronic projects, you need to look no further than our list of the best ones. A good quality power supply can make your life much easier.

SKY TOPPOWER STP6005 – Editor’s Choice

SKY TOPPOWER STP6005A high-quality power supply has a powerful and well-maintained internal structure. It’s also essential to look for a power supply that’s small enough to fit in your bag or pocket. A power supply that is made of high-quality components and lightweight will make it easier to operate.

Suitable for the laboratory, electronic, communication equipment maintenance, products line, scientific research, and teaching units.

RoMech RM-MS3005

RoMech RM-MS3005A good quality power supply will have a good look to it and work well and have a good voltage regulation. A good quality power supply will also have a fan that can be turned on and off depending on how much power is being used. The voltage selector for the other line voltages was omitted as a cost-saving measure.


The design of the heat exchanger is optimized to keep the power supply cool.

LONGWEI 3010DF

LONGWEI 3010DFElectronic products come in all shapes and sizes, and Longwei is one of the most popular companies in this industry. Longwei’s products are high quality, and its user interface is easy to use. If you want to get started using an electronic device, start with the user’s manual that comes with your electronic device. Make sure that the voltage is correct before connecting the tool to the circuit.


This is a good start, but there is still a lot of work to be done. You should have no trouble running the unit through its paces, as long as you follow our recommendations. The output voltage will vary depending on the input voltage, so be sure to measure the voltage before and after the load is connected.

Tekpower TP1803D

Tekpower TP1803DThis is a simple linear voltage regulator that can produce up to 18Vdc and 3A current with a single +5V supply. It has a tiny output ripple, which means that it can be used in applications where you need to have a very stable output voltage. You can adjust the voltage output by rotating the rotary control on the back of the device. Two test leads are provided for connecting to a load.


This is a very good power supply, but the sensitivity of the controls is a problem. Also, there is a new version with fine and coarse adjustments.

If you are planning to use a lot of your device at the same time, make sure to pick a power supply with three different voltages. For example, if you have a 3.3V device and a 2.5V device, choose a 3.3V device.

KORAD KA3005P

KORAD KA3005PThe KORAD KA3005P is a very popular power supply. It’s built to last a long time and is also very easy to use. The digital display is a great feature.


A good quality power supply will have a switch on the front panel that allows you to choose the voltage you need. If you need to use a higher voltage, you can connect it to a higher voltage supply. A good quality power supply will protect your equipment by cutting off the power when it senses an overload condition.

Buyer’s Guide

What are the characteristics of a good bench power supply?

Let’s take a look at the features you should take into account before picking up the best bench power supply for your needs.

Maximum voltage and current

It is essential to understand how much current your power supply is capable of supplying. The power supply should be able to supply the current required by your circuit. Look for a power supply with a power rating in the same ballpark as your project’s current requirements.

Number of channels

In many cases, you can get away with a single, cheap power supply.

Linear vs. switching

A power supply converts electrical energy into mechanical energy that a machine can use. There are two basic types of power supplies: linear and switching. Linear power supplies are best for powering digital circuits.

Why do you need a power supply for your bench?

A bench power supply is a handy device for powering up circuits.

It really doesn’t take a lot of effort or time to build a quality, dependable power supply. With the right supplies, you can have a working power supply in just a few hours.

Unfortunately, today’s inexpensive bench power supplies are not too expensive to build.

Conclusion

Power supplies are devices that convert the energy from an electrical source into some form of mechanical work. There are many different types of power supplies, each with its own advantages and disadvantages. Look for a power supply that is simple and easy to maintain.