Top 10 Picks Best Bench Power Supply For 2022

Are you trying to find the best bench power supply? Overwhelmed by all the options? Welcome to your destination. The following is a comprehensive guide to buying bench power supply. If you are uncertain where to start your research, do not worry; we have you covered.

The sheer number of options out there makes going through thousands of reviews extremely frustrating. Look over the reviews, then make an informed purchasing decision based on this ultimate guide.

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10 Best bench power supply Reviews in 2022

Bestseller No. 1
Kungber DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Linear Power Supply with 4-Digits LED Power Display 5V/2A USB Output, Coarse and Fine Adjustments with Alligator Leads
  • High Precision with 4-Digit and Power Display: Kungber 30V 10A DC benchtop power supply is a professional power supply regulation device that has a high resolution of 0.01V and 0.01A. You can easily tune it within 0-30V and 0-10A. The backlit 4-digit LED display provides a more accurate readout for the voltage and current value, visible easily even in the low-light conditions.
  • Constant Voltage (C.V.) & Current (C.C.) Mode Automatic Conversion: Easy to dial in the desired voltage and current with the coarse and fine adjustment knob. The constant voltage/current mode can automatically switch with load changes. The conversion of constant voltage and constant current is indicated by the LED display on the front panel.
  • Compact and Various Application: This DC power supply is less than 3 lb and measures only 9.5 x 3.4 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 5V/2A USB Interface could charge your cellphone and provide power for the device which you want to repair, no worry about running out of power.
  • Reliable and Safety: Many safety measures are adopt in Kungber DC bench power supply- Grounding wire, Leakage protection, Thermal protection, Voltage overload, Power overload and Short-circuit protection. Kungber power supply use premium electronic components, provide reliable working status and prolong the life of product effectively. When the working temperature is more than 122℉/50℃,the intelligent thermal protection will active the cooling fan to lower the temperature according to the load.
  • What You Get - 1 x Kungber SPS3010 Variable DC Power Supply, 1 set of Output Power Cords , 1x Input Power Cord, 1 x User Manual, and Technical Support from Kungber.
Bestseller No. 2
Siglent Technologies SPD3303X-E Triple Output Power Supply
  • 3 Independent Controlled And Isolated Outputs
  • 32V/3. 2A X 2, 2. 5V/3. 3V/5V/3. 2A X 1, Total Power: 220W
  • Output Modes: Independent, Series, Parallel
  • Timing Output Function.Trending Graphs
SaleBestseller No. 3
DC Power Supply Variable,0-30 V / 0-10 A LW-K3010D Adjustable Switching Regulated Power Supply Digital,with Alligator Leads US Power Cord Used for Spectrophotometer and lab Equipment Repair
  • ◆【High Precision, Wide Range】LONGWEI DC power supply is a professional power supply regulation device that designed with crystal clear, backlit 3-digit LED display of voltage, current, and power. Precise accuracy: 00.1V and 0.01A. You can easily tune it within 0-30V and 0-10A. Very durable and easy to observe even in low light conditions.
  • ◆【High Quality with Essential Safety】Safety is our priority. Grounding wire, The power supply takes the function of limited flow protection, overpower protection, over temperature protection, voltage overload protection. greatly improving its working efficiency and lifespan!
  • ◆【Excellent Heat Dissipation】Equipped with a big fan controlled by intelligent temperature control sensor and multiple heat radiation grooves on both sides, Intelligent fan offers excellent heat dissipation effect, which reduces the noise and prolongs the life of product effectively.
  • ◆【Various Application】This one weighs less than 2kgs and measures only 2.7*8.6*6.3inches, Applies for laboratory, school, home, electronic repair DIY, aging test and other requirements thanks to complete test probes and output cable with alligator clips.
  • ◆【What You Get】1 x K3010D DC power supply, 1 x output power cord, 1 x Input power cord, 1 x test probes, 1 x User manual. (Buy Now Risk-Free with 30 days Free Of Return,we provide 12-Month after sale service, lifetime technical support. Please feel free to contact us if you have any concerns,we will reply to you to solve your problem in 24H.)
SaleBestseller No. 4
DC Power Supply Variable, Adjustable Switching Regulated Power Supply (0-30 V 0-10 A) with 4-Digits LED Display, 5V/3.6A USB Quick-Charge Interface, Short Circuit Alarm, Coarse and Fine Adjustments
  • 【Automatic Power Calculation】 Different from other dc power supplies, WANPTEK DPS3010U dc power supply can automatically calculate the power value according to the voltage and current, but also can simultaneously display the 4-digit voltage, current and power values, numerical accuracy of 0.01V and 0.001A.
  • 【5V/3.6A USB Interface】The variable power supply has built-in fast charging protocol identification chip that supports USB fast charging function, which is different from the ordinary USB charging interface in that it has a 5V/3.6A output that can quickly charge your mobile phones and or other devices or be used to charge the device to be repaired.
  • 【Short Circuit Alarm】In order to improve the safety of the dc power supply and prolonging its service life, we have designed a short circuit alarm for the dc power supply. When a short circuit occurs, the variable DC power supply will stop output and send out an alarm to remind you. Bench power supply also have safety protections such as overvoltage, overcurrent, overheating and overload.
  • 【Wide Applications】The adjustable power supply features an intelligent temperature-controlled fan and heat sink for excellent heat dissipation and is especially suitable for laboratory, electronic repair DIY, communication equipment maintenance, products line, scientific research and teaching units.
  • 【Packaging and After-Sales】1 x power host, 1 x output power cord, 1 x input power cord, 1 x user manual, We provide lifetime technical support. If you are not satisfied with the product you received, please feel free to contact us.
Bestseller No. 5
DC Power Supply Variable, 30V 10A Bench Power Supply with Memories, Output Switch, Adjustable Switching Regulated Power Supply with 4-Digits Display, Encoder Adjustment Knob
  • 【Precise Encoder Adjustment Knob】The DC power supply has a precise encoder adjustment knob. Just press the knob to switch each digit, and then turn the knob to set each digit in the range of 0-9. Unlike ordinary knobs, the coding knob of this variable dc power supply allows you to set the settings you need more accurately.
  • 【3 Groups of Internal Memories】The variable power supply has three groups of storage functions M1-M3. You can store commonly used data using the three memories storage buttons M1-M3, and recall it for use at any time without repeated input. This is beneficial to your work efficiency and is more convenient and faster.
  • 【Output On/Off Button】The output on/off button makes it nice to be able to set your voltage and amps without power applied to the load. This design can prevent you from damaging the appliance because you forget to disconnect the output. Effectively improve your experiment efficiency.
  • 【Short Circuit Alarm】When a short circuit occurs, the adjustable power supply will emit a buzzer alarm and stop output. At the same time protect the bench power supply and load from being damaged. In addition, the benchtop power supply has overvoltage, overcurrent and overheat protection.
  • 【Packaging and After-Sales】 1 x Wanptek DC Power Supply, 1 x Output Power Cord, 1x Input Power Cord, 1 x User Manual. The adjustable power supply size is 7.48*3.54*5.7inch, Weight is 2.5lb. If you have any technical questions about our power supply, please do not hesitate to contact us.
Bestseller No. 6
DC Power Supply Variable with Memory 30V 10A Bench Power Supply with 4-Digits LED Display Adjustable Regulated Switching Power Supply with Memory Recall, Output Disable Button
  • 【Higher Precision & Easier to Set】This DC power supply has a precise encoder knob and it can display voltage, current and power at the same time. The output voltage and output current can be continuously adjustable between 0 and nominal value by using coding potentiometer. The setting value can be also pre-displayed for easy use and adjustment.
  • 【3 Groups of Memory Storage】Different from general power supply, this variable power supply is equipped with three groups of internal memories. You can pre-set 3 groups voltage and current combination that you frequently used and then just recall the memories by pressing the button M1/M2/M3. This is a convienient design to save your time!
  • 【Adjustable Output Enable/Disable Button】When using the benchtop DC power, the output enable/disable button can prevent us from forgetting to turn off the output and causing damage to the load. Just press this button to turn on or turn off the output of the power supply. This makes it more convenient and more energy conservatial to use the bench power supply.
  • 【Reliable & Multiple Protections】This adjustable power supply comes with four powerful protection function including over-voltage, over-current, over-heat, short-circuit. Designed with perfect OVP and OCP short circuit protection, the power supply will automatically stop output and send a buzzer to alert the user when short-circuited of the load equipment occured. The stability and ripple coefficient of the variable power supply also work excellently.
  • 【Wider & Various Application】The variable dc power supply is compact and lightweight and it only weighs 2.5lb and measures 7.4 x 3.5 x 5.7in. It also supports a variety of fast charging protocols. The DC Bench Power can be widely used in mobile phone maintenance, computer maintenance, battery charging, aging testing, laboratories, school teaching and production line as well as other requirements.
Bestseller No. 7
NICE-POWER DC Power Supply Variable: 30V 10A Adjustable Switching Regulated High Precision 4-Digits LED Display 5V/2A USB Port Output & Input Power Cord Bench Lab Power Supplies
  • 【High Precision, Low Ripple, LED Display, Auto Switch C.C/C.V Mode】NICE-POWER 30V 10A DC power supply is a professional power supply regulator with high accuracy of 0.01V and 0.001A, low ripple of DC power supply. The backlit 4-digit LED display has the advantage of high resolution, which can be easily viewed even if you are in low-light conditions . Adjustable power supply has C.V/C.C indicator light, constant voltage and constant current mode can automatically complete the switch.
  • 【CE & FCC Certification, Multiple Protection, Various Application】Lab power supplies have passed CE & FCC Certification. 30V DC power supply has multiple protections: Overvoltage protection, Overcurrent protection, Overheating protection, Over power protection, Short circuit protection, Leakage Protection. DC power supply is suitable for laboratories, schools, electronic maintenance , Electrolysis, electroplating, lamp test, aging test, home DIY, scientific research and teaching, etc.
  • 【Front Power Switch , Stable Horizontal Design, Lightweight and Portable】The front power switch is very convenient. Bench power supply adopts Stable Horizontal Design, DC power supply has Shock Absorber Rubber Feet at the bottom, so it will be safer and more stable during use. DC power supply is very light and portable, with a size of only 3.3 x 9.9 x 6.7 inches and a weight of only 2.6 pounds. You can easily take the DC power supply to work.
  • 【5V/2A USB Port, Intelligent Cooling Fan, High-quality Materials】The DC power supply is equipped with a 5V/2A USB port, you can charge your mobile phone, tablet or other devices. When the working temperature of the DC power supply exceeds 122℉/50℃, the cooling fan is turned on intelligently, which can effectively dissipate heat. , Reduce working noise and prolong the service life of equipment. High-quality materials make our DC power supply more durable.
  • 【Quality Check and Terms of Service】You will get DC Power Supply*1, Output Power Cord*1, Input Power Cord*1, User Manual*1 by purchasing DC power supply. We will inspect all DC power supply and accessories before shipment to ensure that the quality of the products received by each customer is good. We provide a 12-month warranty policy. If you have any questions about our DC power supply, please feel free to contact us, we will response back within 24 hours.
SaleBestseller No. 8
DC Power Supply, Dr.meter 30V 5A Adjustable Switching Regulated DC Bench Linear Power Supply with Alligator Leads and 3 LED Digital Display, Variable Power Supply with US 3-Prong Cable
  • ★【DC regulated power supply】0-30 Volts and 0-5 Amp outpouts with alligator clip leads, 3 LED digital display.
  • ★【Auto Conversion】Current can be converted from ''A'' to ''mA'' though The Movement of Decimal Point. It can be operated as constant current or constant voltage source.
  • ★【Multiple Protections】Upgrade Elastic Handle, easy to carry, Automatic cooling fan, exhaust fan protection, overload and short circuit protection to prolong service life of product.
  • ★【High Stability】Voltage stability: <0.01%+3mV, Current stability: < 0.2%+3mA, Ripple & noise :< 3mArms
  • ★【Wide Application】Suitable for the laboratory, electronic, communication equipments maintenance, products line, scientific research and teaching units
Bestseller No. 9
DC Power Supply Variable, 30V 10A Bench Power Supply with 4-Digits LED Display, USB Interface, Adjustable Regulated Switching Power Supply with Encoder Adjustment Knob, Output Enable/Disable Button
  • 【High-precision encoder knob】Different from general knobs, this DC power supply has a precise encoder knob. You can press the knob to switch each digit, and then turn the knob to customize each digit in the range of 0-9. Set the voltage or current you want more accurately.
  • 【Output Enable/Disable Button】In the process of using the bench power supply, Output button can prevent us from forgetting to turn off the output and causing damage to the load. Just press this button to turn on or turn off the output of the power supply. This makes it more convenient for you to use the power supply.
  • 【Overcurrent Protection】When the OCP function is turned on, if the load equipment is short-circuited during operation, the adjustable power supply will automatically stop output and send a buzzer to alert the user. Protect the adjustable power supply and load from damage.
  • 【Precise 4-digit LED Display】The variable power supply with a high-definition 4-digit display, which can display three values of voltage, current and power at the same time. The data is accurate to 0.01V and 0.001A. The bright white digital display helps you to operate as usual in the dark, and you can adjust the brightness of the screen as needed.
  • 【Compact and Lightweight】The measures of the variable dc power supply is only 7.51*3.56*5.81inch and the weight is only 2.47 pounds, which saves more space on your workbench and is convenient for you to carry when you need it. NANKADF dc power supply is the best choice for beginners or professional electricians.
Bestseller No. 10
DC Power Supply Variable 30V 10A, Eventek Adjustable Switching DC Regulated Bench Power Supply with 4-Digits LED Display, USB Interface, Alligator Cord/Test Lines (30V 10A)
  • Adjustable DC Power Supply:✅0-30 volts and 0-10 ampere output; Decimal point automatic carry & LED 4 digits display of voltage function displays. Display accuracy: 0.01V and 0.001A. Clearer visible readout for the voltage and current value, extremely durable, and easily visible even in low-light usage.
  • Constant Voltage and Current:✅Automatic conversion between C.C and C.V modes, which can stably output voltage or current; The independent adjustment knobs allow for a bit by bit adjustment of voltage and current data. The conversion between constant voltage and constant current is indicated by the LED display on the front panel.
  • Compact & 5V/2A USB Interface:✅This power supply features the latest flame-retardant material housing for lightweight and high performance while maximizing impact resistance for safety. 5V / 2A USB port provides power to charge your phone or the device you want to repair without worrying about running out of power.
  • Multiple Protection Functions:✅Intelligent temperature adjustment function with an integrated thermal sensor can effectively reduce the temperature during operation, effectively reduce noise. The power supply is durable and compact. Multiple Protections include boundary current protection, thermal protection, voltage overload protection, short circuit protection, Overpower.
  • Switching Power Supply Design:✅Eventek bench power supply are FCC certified, adopts switching power supply design, higher conversion efficiency than linear power supplies and and smaller and lighter, the weight is only 20%-30% of the linear power supply. We provide 24 months after-sales service and warranty. If you have any questions about our products, please feel free to contact us.

How To Choose The bench power supply

Is finding an excellent bench power supply a stressful experience? Have you ever been unsure what model to buy when considering the purchase of bench power supply in general?

Knowing you’re not alone is sometimes all you need. There are many people who have difficulty finding the perfect bench power supply for themselves. This is why we are here to help!

You have obviously come to this page to learn more about Cheap bench power supply Reviews. There is a lot of information out there, so to make an informed decision, find a reputable source with a variety of options before committing.

The information you seek can come from many sources – buying guides, ratings websites, word-of-mouth recommendations, online forums where users give their personal experiences, independent product reviews found throughout the internet, and even YouTube channels. The best products can only be found through thorough research.

Right? But isn’t it not always easy to do that? Therefore, we have taken the time to compile a list of the top bench power supply products on the market, for your benefit, so that you don’t need to worry.

What led us to compile this list? Why did we make this buying guide?

  • Firstly, we used our algorithms to gather the information about the products that were available from reliable sources.
  • To validate all collected information, both Artificial Intelligence and large data volumes were used.

Our artificial intelligence then evaluated them based on quality-to-price ratios using industry-standard criteria to find the bench power supply on the market!

We don’t choose the products at random. Before assembling a list, we take into account several factors. Following are some of the factors we consider:

Brand Value:

If you purchase an unreliable brand just because it is cheap, what will happen? The likelihood of getting an unreliable product increases. The renowned brands are more concerned about maintaining their reputations, while others are not.

The bench power supply brands are known for their unique features that distinguish them from the competition. We hope, therefore, that there is a product in our list that will meet your needs.


A few useful features are all that you need. In choosing the top bench power supply, we look at the features that really matter.


Quantitative measures of quality are always easy to make when you have numbers at your disposal. As a company, we are striving to find products that exceed the standard, but with the bench power supply right balance.

Customer Ratings:

Customers who have used the [REPLACE_KEYWORD] before you won’t accuse you of wrongdoing, will they? A good number of people will be pleased with the service, if you have better ratings.

Customer Reviews:

A customer review gives you authentic and reliable information about bench power supply, coming from real people who have used it.

Seller Rank:

That’s very interesting, now isn’t it? It’s not just about having a good bench power supply, you also have to offer a popular, growing product. Both objectives are met.

It is clear that the product is successful based on its increasing user base. Because of that growing number, the manufacturers should be able to provide better after-sales service and quality.

Value For The Money:

There is a saying about getting what you pay for. The cheapest thing is never the best. Consequently, spending a lot of money on a product that has no real value is also not a good idea. Putting your bench power supply on the list involves evaluating what you get for the money you spend.


Reliability and durability are closely related. With a robust and durable bench power supply, you’ll be able to use it for many months to come.


A new product replaces an old product every now and then. It probably has some new features, it may have been modified somehow.

Supposedly good products such as bench power supply no longer exist because the manufacturer will no longer support them? As much as possible, we try to present products from a handful of trustworthy sellers, if not more.

Negative Ratings:

That’s also something we consider! Products that received mainly negative ratings are discarded from our top rated bench power supply list.


#1. Why choose this type of bench power supply?

Because bench power supply vary drastically in size, knowing what will fit comfortably on to use it. If you are in need of a bench power supply that provides high quality support. However, you may decide you don’t need one so high.

#2. How Much Should I Spend on a bench power supply?

Ideally, a bench power supply is going to live with you for years. Paying more for your product will reward you every time you fast open the lid with increased your speed, better quality accuracy and a sweet view. Again, the average cost of a new bench power supply is between $$ and $$$. Sure, you get out on some luxury features.

Final Word

We chose our best bench power supply based on these criteria. Is this all there is to it? Of course not! Our website is constantly updated to provide you with the most up-to-date and relevant information.

We have a final layer of filtering because we place reader satisfaction at the top of our list. Thank you for your support! We’d appreciate your feedback or correction if any bench power supply mentioned here is incorrect, out of date, outdated, irrelevant, or otherwise inappropriate. We welcome your comments and will make frequent corrections to our list based on your reasonable suggestions.

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