Top variable lab bench power supply for 2022
Finding the best variable lab bench power supply suitable for your needs isnt easy. With hundreds of choices can distract you. Knowing whats bad and whats good can be something of a minefield. In this article, weve done the hard work for you.
Best variable lab bench power supply
1. DC Power Supply Adjustable (0-30 V 0-10 A), Eventek KPS3010D Variable Switching Regulated Digital Power Supply with Alligator Leads US Power Cord
Feature
DC Power Supply Adjustable: 0-30 volts and 0-10 amp outputs; the Back-lit LED display accuracy: 0.1 V and 0.01AConstant voltage and current operation mode (C.C and C.V. automatic conversion); Light weight with heavy Output
Intelligent temperature control with built-in thermo-sensor, effectively reduce noise and prolong the life of product
Multiple protections: limit current protection, thermal protection, voltage overload protection, short-circuit protection
Eventek DC Power Supplies are FCC certified, 30 Days Money Back 12 Months Limited Guarantee for you !
Description
The Eventek KPS series high precision DC power supply is specially designed for scientific research, product development, laboratories, schools and electronic production lines.
The output voltage and current are continuously adjustable at nominal value. Featuring high accuracy, reliability, perfect overload and short circuit protection circuit, they can be an ideal choice for the industry.
Operating conditions:
- Input voltage: AC110V/220V10% (switch selection), 50Hz/60Hz
- Operating environment: 32 - 104F (0 - 40C), and humidity: 90%
- Storage environment: temperature: 4F-140F(-20C~60C), and humidity: 80%
Specifications:
- Output voltage: DC 0-30V Continuous adjustable
- Output DC Current: 0V - 10A
- Overall efficiency: 89%
- Display resolution: voltage: 0.1V , current 0.1A
- Voltage and Current adjustment
- Voltage regulation: CV 0.01% + 3mV, CC < 0.2% + 6 mA
- Protection: High current limiting and cooling fan
- Load stabilization: CV 0.1% +1mV / CC 0.1% +3mA
- Ripple and noises: CV < 1 mV rms, CC < 3 mA, rms
- Cooling way: Intelligent temperature control fan. if the temperature is higher than 50C
- Dimension: 8.8x 3.2x 6.5 Inch
- Unit Weight: 3.2pounds
What You Get:
Eventek KPS3010D Power supply host x 1
Output power cord x 2
Input power cord x 1
User manual x 1
Notice:
Do not operate in humid environmentDo not operate in flammable and explosive environment
Keep the product surface clean and dry
2. Tekpower TP3005T Variable Linear DC Power Supply, 0 - 30V @ 0 - 5A with Alligator Test Leads
Feature
High precision DC regulated power supply with 0-30 volts and 0-5 amp outputsTwo operational modes: constant voltage and constant current
Cooling fan automatic activation by built-in thermo-sensor
Back-lit LED Display with a 0.1V and 0.01A resolution
Authentic Tekpower brand, sold exclusively by Electronnix through amazon.com with 1-year manufacturer's warranty
Description
What is difference between Linear Power supply and Switching Power supply ?Linear type is made by traditional wire transformer as the voltage conversion, It is Quiet and No noise, cost higher while the switching type is a transistor conversion which gives much noise and interference , but low cost and low quality.
The Tekpower TP3005T variable DC power supply is a compact linear type affordable instrument that is suitable for both Lab and industrial use. This digital DC power supply has maximum output voltage of up to 30 volts and current up to 5 amps. It comes with rotary switches for setting up the voltage and current. With its reliability and versatility, it's an invaluable and indispensable tool for testing, science project and etc., ideal for labs, research institutes, R & D facilities.
You can set CV and CC by pushing the Buttons, easy and stable.
Specifications:
Output DC Voltage: 0.0V - 30.0V
Output DC Current: 0.00V - 5.00 A
Input Voltage: 110/220 VAC, 50/60 Hz
Voltage and Current adjustment
Voltage regulation: CV < 0.01% + 3mV, CC < 0.2% + 6 mA
Load regulation: CV < 0.01% + 3mV, CC < 0.02% + 3mA
Ripple and noises: CV < 1 mV rms, CC < 3 mA, rms
Protection: High current limiting and cooling fan.
Operating Temperature: 0 - 102 F (0 - 40 C), Relative Humidity: < 80%
LCD Accuracy is within +/- 2.5%
Size: 10 x 5 x 7 inches
Weight: approx. 12 lbs
What's in the box:
TP3005TN power supply
Power cord
Test leads with alligator clips (28 inches long)
User manual
Tekpower is a registered trademark in the United States, any unauthorized use of our trademark is a violation of both Federal and State trademark laws and could subject to liability for damages and penalties.
Your feedback is not only important to us but also beneficial to other customers, therefore we'd like to invite you to submit a review.
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
Feature
High Precision, Wide RangeLONGWEI 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 SafetySafety 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 DissipationEquipped 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 ApplicationThis 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 Get1 x K3010D DC power supply, 1 x output power cord, 1 x Input power cord, 1 x test probes, 1 x User manual.
4. DC Power Supply Variable, Adjustable Switching Regulated Power Supply 30V 5A with 4 Digits Display, Course and Fine Adjustments(00.01V, 0.001A), Data Hold - 110V/115CM Alligator Leads MDC01
Feature
HIGHER PRECISION WITH DATA HOLD FUNCTION - It is more precise to switch between coarse and fine tuning only by pressing one adjusting knob lightly from 0 to 30V, 0 to 5A. To press two knots 3 seconds simultaneously for holding a set of values and then press 3 seconds to release4 DIGITS READINGS WITH BACK-LIT LED DISPLAY - With a 0.01V and 0.001A resolution, 4 digits provide more accurate and clearer visible readout for the voltage and current value only via two knobs, extremely durable and easily visible even in low-light usage, meeting the needs of most people, ideal for small labs or the hobbyist at home
HIGH-QUALITY WITH ESSENTIAL SAFETY - Grounding wire, thermal protection, voltage overload and short-circuit protection ensure the safety; The built-in fan reduce the operation noise, prolonging the life of product effectively
CONSTANT VOLTAGE & CURRENT OPERATION MODE - Easy to dial in the desired voltage with the encoded-controlled fine and coarse adjustment knob, can easily see the amperage and voltage change as circuit components are switched in and out
WHAT YOU GET - 1 x MDC01 Power supply host , 1 x Output power cord , 1x Input power cord, 1 x User manual ,(If you received items with signs of damage or wear during the shipping, please feel free to contact us and we promise help you solve the problem or resend.)
5. 60V 5A DC Bench Power Supply Variable 3-Digital LED Display, Precision Adjustable Regulated Switching Power Supply Digital with Alligator Leads US Power Cord for Lab Equipment, DIY Tool, Repair
Feature
DC Bench Power Supply Regulated Adjustable: 0-60 volts and 0-5 amp outputs; the Back-lit 3-digit LED Display accuracy: 0.1 V and 0.01A. The Led display is bright green and it's easy to read the value , slight color difference will be due to the light and screen .Featuring a high accuracy, reliability and perfect limit current protection, thermal protection, voltage overload protection, short-circuit protection. A grounding port designed onto the device for much more stable output and secure protections, it's built in high quality MOSFET and make it more stable. Constant Current (C.C.) and Constant Voltage (C.V.) modes available for necessary test requirements.
Intelligent Temperature Control: It's built-in cooling fan with thermo-sensor will keep the power supply cool, noise reduced and life prolonged.
Comes with 1pc quality 4mm Alligator Clip Leads with Banana Plug, 1pc Input Power Cord. Great choice for using in home, labs, and schools,repairing workshops etc.
We provide 45-day free-returned, and 36-month warranty,and lifetime tech support for you!Please let us know for any reason you are not satisfied with your shopping.We are always here for you!
6. HaoFst MS305D 30V/5A DC Bench Power Supply Single-Output 110V with Alligator Clip Included
Feature
DC Power supply, compact structural design, all metal constructionSuitable for use in test and repair centers, labs and schoolsAdjustable outputs: 0-30V and 0-5A Variable controls for both current and voltage outputsVoltage regulation 0 - 30V; current regulation 0 - 5A
PWM switching voltage stabilizer, MOS linear adjustment modeAutomatic cooling fan, overload and short circuit protection
All metal construction, compact design and carrying handlePerfect protection function: over voltage protection (OVP), over current protection (OCP), over temperature protection (OTP)
High precision DC power supply by HaoFstUse for product testing aging, battery industry, inverter, LED manufacturing industry, and other all need dc regulated power supply
7. 30V/ 10A DC Power Supply, Dr.meter Variable 4-Digital LED Display Power Supply, Multifuncitonal and Switching DC Regulated Power Supply with USB Interface, Alligator Leads US Power Cord for Laboratory
Feature
High Precision, Wide RangeThe DC power supply is a professional power regulation device that designed with crystal clear, backlit 4-digit LED display of voltage, current, and power. Precise accuracy: 00.01V and 0.01A. You can easily tune it within 0-30V and 0-10A.5V/2A Output & Auto Power CalculationRun out of power? Now you can charge your phone, repair phones and more through the 5V/2A USB interface. Moreover, this device intelligently calculates output voltage and current into power and displays the value on its large screen.
Excellent Heat DissipationEquipped with a big fan controlled by intelligent temperature control sensor and multiple heat radiation grooves on both sides, Dr.meter 30V/10A power supply can quickly disperse heat during operation, greatly improving its working efficiency and lifespan!
Safe and Reliable to UseSafety is our priority. You can not expect more for safe, productive work since the power supply comes with grounding terminal and multiple protection of over current, over heat, and over voltage.
User-FriendlyFrustrated by bulky devices? This one weighs less than 2kg and measures only 285 x 128 x 145mm, perfect to be taken for laboratory, electronic, communication equipment maintenance, products line, scientific research, teaching units and other requirements thanks to complete test probes and output cable with alligator clips.
8. DC Power Supply, 30V 5A, Lab Bench Power Supply, 4 Read Out, Variable and Adjustable, Switching Style, 110/220V with Alligator Leads Desoldering Pumps Tweezers Electrostatic Bracelet
Feature
4 Digital Readout: This variable DC power supply has 4 digital readouts,0 - 30V, 0- 5A variable, which can more precisely to control the current and voltage, protect your project's safe.Low noise: By adding a linear regulator, this variable DC power supply has low noise and ripple, you can have a stable output, which is safer for your project
Safe your project: with earth connect, overhear protection, over current protection, over-voltage protection, short circuit protection. 110V/220V adjustment, this variable DC power supply can protect your stuff from damage.
Smart cooling system: this variable DC power supply can sense the temperature and cooling it automatically, protect your project and save your power.
24h Constantly Work: This variable DC power supply can constantly work 24H, can work about 3 years. if any problem with your Bench power supply, please contact for a perfect solution. in this package not only includes a power supply, cord, but also tweezer solder sucker Electrostatic bracelet. but also includes a 2-year warranty.
9. DC Power Supply Variable 3 Digital LED Display Adjustable Regulated Switching Power Supply Digital with Leads Power Cord (30V 10A)
Feature
To prevent scratches,the display screen has a thin protective film,which may not be obvious.If you find scratches on the screen, you can look at it carefully and you will find that there is a protective film on the screen. If you have any problems, please contact us.Output Voltage:30V,Output Current:10A,Dual Digital display.With USB Output(5V 2A).Fan of the power supply will automatically turn on when temperatures reach 50 .30V dc bench power supplywe have limit current protection, thermal protection, voltage overload protection, short-circuit protection.
If you find that you can't use it as described in the product, please contact us and we will solve it for you. Our products are professional to a certain extent, so you can also follow the instructions in the user's manual.& If you find that this equipment is underpowered, please do not worry, you can contact us, we will teach you how to use it correctly, this power supply needs some correct settings.
When you are unable to adjust the current, it may be because you do not have access to the electronic load. You can turn on an electronic load or form a short connection and then adjust it. You can also contact us.Applicationthis dc power supply for phone repair,Lab use,battery charge,platingetc.
If you find that the power supply does not work or the screen does not display after receiving the goods, please contact us immediately and we will give you an unconditional refund. If you have anything you don't understand in the process of use, please contact us and we will answer it for you.
10. DC Power Supply Variable Adjustable Lab Bench Power Supply Buck Converter Step Down Switching Regulated 4-Digital LCD Display 30V 60V 6A
Feature
[Bigger Screen Clearer Display] 2.4 inch colorful LCD screen, bigger than other power supply version, you can view more information clearly in one screen. Widely used in home, labs, and schools, communication equipments maintenance etc. Note: The item is only a controller, without shell, and you need a seperate power-unit(not in delivery). Collocation link: https://www.amazon.com/dp/B083LTDDSK.[Operation instructon]: PC software instruction, APP instruction, APP and PC software download link: "https://drive.google.com/open?id=17V-JWHvqMF-NuWSznEiJ4RKrnn_Pkt5v. https://drive.google.com/open?id=17V-JWHvqMF-NuWSznEiJ4RKrnn_Pkt5v". APP Google download: Search RdPower to download. Operation instruction video:"https://youtu.be/fn6ROhGrLtI" .
[Multiple Protections] Featuring a high accuracy, reliability and perfect limit current protection, thermal protection, voltage overload protection. When the output voltage or current exceeds the protection value, the output will be shut down automatically to prevent damage to the load.
[Intelligent Temperature Control] Its built-in cooling fan with thermo-sensor will keep the power supply cool, noise reduced and life prolonged. Adopts removable snap type fuse, convenient to replace a new fuse, make it easy to repair.
[PC Software and Android APP Wireless Control] You can connect to APP through Wi-Fi, also use USB micro cable to connect PC software, then remotely monitor and set the digital power supply on your computer or your phone.
11. RoMech 30V 10A DC Power Supply Variable - Adjustable Switching DC Regulated Bench Power Supply (Stable Outputs, Alligator Leads & Spare Fuse Included)
Feature
ACCURATE AND RELIABLE: 3-Digit LED 1% voltage (0-30V) and current (0-10A) outputs with coarse and fine adjustments. Reliable design with short circuit, overload, over temperature, over voltage perfections for long time usage.STABLE OUTPUTS AND TWO OPERATION MODES: Stable outputs after load set up. Constant Current (C.C.) and Constant Voltage (C.V.) modes available for necessary test requirements.
INTELLIGENT TEMPERATURE CONTROL: Optimized heat exchanger design with built-in variable speed fan keeps the power supply cool and efficient for different load conditions.
WHATS INCLUDED: 1 x power supply, 1 x input power cord, alligator leads, 1x user manual and 1x spare fuse (inside the fuse box).
RoMech QUALITY COMMITMENT: We stand behind the quality of our products. If for any reason you are not satisfied with your purchase, please contact us. We provide 45-day money back and 12-month warranty. 100% Satisfaction Guarantee for risk-free shopping!
12. DC Bench Power Supply, 30V/10A Dr.meter Variable 4-Digital LED Display Power Supply, Multifunctional and Switching DC Regulated Power Supply with USB Interface, Alligator Leads for Laboratory
Feature
High Precision, Wide RangeThe DC power supply is a professional power regulation device that designed with crystal clear, backlit 4-digit LED display of voltage, current, and power. Precise accuracy: 00.01V and 0.01A. You can easily tune it within 0-30V and 0-10A.5V/2A Output & Auto Power CalculationRun out of power? Now you can charge your phone, repair phones and more through the 5V/2A USB interface. Moreover, this device intelligently calculates output voltage and current into power and displays the value on its large screen.
Excellent Heat DissipationEquipped with a big fan controlled by intelligent temperature control sensor and multiple heat radiation grooves on both sides, Dr.meter 30V/10A power supply can quickly disperse heat during operation, greatly improving its working efficiency and lifespan!
Safe and Reliable to UseSafety is our priority. You can not expect more for safe, productive work since the power supply comes with grounding terminal and multiple protection of over current, over heat, and over voltage.
User-FriendlyFrustrated by bulky devices? This one weighs less than 2kg and measures only 285 x 128 x 145mm, perfect to be taken for laboratory, electronic, communication equipment maintenance, products line, scientific research, teaching units and other requirements thanks to complete test probes and output cable with alligator clips.
13. Adjustable DC Power Supply (0-30 V 0-5 A) with Output Enable/Disable Button HANMATEK HM305 Mini Variable Switching Digital Bench Power Supply
Feature
Auto Power Calculation - Intelligently calculates output voltage and current into power and displays the value on its large screen.; decimal point automatic carry & LED 4 digits display of voltage function displays.current and powe; The keyboard can be locked to prevent misoperation.Output switch control - Sometimes we need to switch between different voltage or current outputs, but we often forget to unplug the previous instrument and cause the instrument to burn out.,which often occurs in the maintenance.Output key is designed to solve this problem.By pressing the Output key, the required voltage and current can be adjusted without the actual output power,Which makes this DC power supply more secure and more energy efficient.
Safe and Reliable to Use - Safety is our priority. The built-in fan low arc noise & low ripple,The power supply is durable and compact. Productive work since the power supply comes multiple protection of Over-voltage, over-current, over-power, over-temperature, short-circuit powerful protection function.
Wide Application - Applied in production line test, electrical maintenance, aging products, battery charging, laboratories scientific research and teaching and all other need DC regulated power supply.,Nice gift choice for DIY electronics hobbyist.
Manufacturer's Package - 1 * HM305 Power supply host , 1 * Output power cord , 1* Input power cord , 1 * User manual.High quality material adopted and make it more stable output, small volume, light weight, easy to carry and move and easy operation.
14. DC Power Supply Variable 30V 10A, KAIWEETS 4-Digit Large Display Adjustable Switching Regulated Power Supply with USB Interface
Feature
High Measurement Accuracy: This 30V 10A dc power supply has a high resolution of 0.01V and 0.01A. The 4 LED digital display provides a more accurate readout for the voltage and current value, even be visible easily in the low-light conditions.Constant Voltage & Constant Current Operation Mode: The easy-to-use rotary knob of coarse and fine could adjust the data of voltage and current digit by digit, which allows you to set the desired output resolution quickly and easily in 30V 10A.
5V/2A USB Interface & The design with Elastic Handle: This adjustable power supply could charge the device which you want to repair. It also features a large display that makes it easy and accurate to read voltages and currents. In addition, the design with Portable and lightweight could help you to carry it easily.
Multiple Protections: This bench power supply provides overvoltage, overcurrent, overtemperature, overload, and short circuit to protect your device, prolong the service life of the dc power supply. In addition, it also has multiple heat radiation grooves on both sides, provides the cooling & exhaust fan protection.
SAFETY CERTIFICATE & WARRANTY: This power supply conforms to RoHs and CE-Marking. Combined with Amazon's excellent delivery service, we provide 36-Month after sale service, lifetime technical support. Please feel free to contact us if you have any concerns.
15. RoMech 30V 10A DC Power Supply Variable Mini - Adjustable Switching DC Regulated Bench Power Supply (Compact Design, Stable Outputs, Alligator Leads & Spare Fuse Included)
Feature
ACCURATE AND RELIABLE: 3-Digit LED 1% voltage (0-30V) and current (0-10A) outputs. Reliable design with short circuit, overload, over temperature, over voltage perfections for long time usage.STABLE OUTPUTS AND TWO OPERATION MODES: Stable outputs after load set up. Constant Current (C.C.) and Constant Voltage (C.V.) modes available for necessary test requirements.
INTELLIGENT TEMPERATURE CONTROL: Optimized heat exchanger design with built-in variable speed fan keeps the power supply cool and efficient for different load conditions.
WHATS INCLUDED: RM-MS3010s power supply, input power cord, alligator leads, user manual and spare fuse (inside the fuse box).
RoMech QUALITY COMMITMENT: We stand behind the quality of our products. If for any reason you are not satisfied with your purchase, please contact us. We provide 45-day money back and 12-month warranty. 100% Satisfaction Guarantee for risk-free shopping!
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