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Benchtop Power Supply Comparison - April 2026
| 1 Best Choice  9.8Exceptional | 2 Best Value  9.7Exceptional | 3  9.6Exceptional | 4  9.3Excellent | 5  9.2Excellent | 6  9.1Excellent | 7  9.0Excellent |
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ModelDC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black) | Model Jesverty DC Power Supply Variable, 0-30V 0-10A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-3010 | Model Jesverty DC Power Supply Variable, 0-32V 0-10A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-3010V | Model Siglent Technologies SPD3303X-E Triple Output Power Supply | Model DC Power Supply Variable, Bench Power Supply with Encoder Adjustment Knob, Output Enable/Disable Button, Adjustable Power Supplies with USB Quick-Charge, Short Circuit Alam (30V 10A Black) | Model NICE-POWER DC Power Supply Variable 30V 10A, Adjustable Switching Regulated DC Bench Power Supply with Output Switch High Precision 4-Digit LED Display, Benchtop Lab Power Supplies with 5V/2A USB Port | Model DC Power Supply Variable 0-30V 0-10A, Adjustable Switching Regulated Bench Power Supplies with Encoder Coarse & Fine Knob, 3.6A USB & Type-C Quick-Charge, OCP Overcurrent Protection |
BrandKungber | Brand Jesverty | Brand Jesverty | Brand Siglent | Brand NANKADF | Brand NICE-POWER | Brand WANPTEK POWER |
Reviews | Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews |
Tech Specs | ||||||
product dimensions8.67 x 3.35 x 5.9 inches 2.87 Pounds | product dimensions 7.09 x 3.35 x 6.1 inches | product dimensions - | product dimensions 16 x 14 x 11 inches | product dimensions 7.87 x 0.35 x 0.57 inches | product dimensions 3.3 x 8.4 x 5.5 inches 2.64 Pounds | product dimensions 8.4 x 3.4 x 5.9 inches |
item weight- | item weight 2.43 pounds | item weight - | item weight 17.6 pounds | item weight 3.34 pounds | item weight - | item weight 3.34 pounds |
Review- | Review - | Review - | Review | Review - | Review - | Review - |
Available On   | Available On | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1KungberDC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black)
Why we love it
High precision voltage and current readings.
Compact and lightweight for easy portability.
Affordable entry-level option for hobbyists.
Main highlights- What You Get - 1 x Kungber Variable DC Power Supply, 1 set of Output Power Cords , 1x Input Power Cord, 1 x User Manual, and Technical Support from Kungber.
- Reliable and Safety: many safety measures are adopt in Kungber lab DC power supply - Grounding wire, Leakage protection,Thermal protection, Voltage overload protection, Power overload protection 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
- Overcurrent Detection Alarm: Easily activated with the 'OCP' button. Detects short circuits and overcurrents, triggering an alarm and stopping output to protect connected devices.
- Intelligent Charging and Safety Detection: Our DC power supply features intelligent charging mode. The real-time display of charging power (Ah) keeps you informed of the battery status. Worried about overcharging? Rest easy knowing our power supply stops charging when your battery is full. With built-in detection of incorrect connections, ensuring safe and reliable charging.
- Compact and Various Application: This DC power supply is less than 2.3 lb and measures only 7.59 x 3.35 x 6.1 inches, applies for laboratory, school, repair, electrolyzation, electroplate, brush plating, lamp test, aging testing, battery charge, home DIY and other requirements. 18W USB port Quickly charge your devices with high-speed 18W output for efficient charging, no worry about running out of power.
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9.7
2Jesverty15% Off
Jesverty DC Power Supply Variable, 0-30V 0-10A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-3010
Why we love it
Accurate voltage and current readings.
Compact and lightweight design.
Quiet cooling fan operation.
Main highlights- Note: The test leads that come with the unit are merely a give-away, we recommend that you prepare test leads with sufficient current capacity if your project needs long-term use of high current.
- Note: The V and A settings you set are the crossover point at which the mode switches.
- Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
- 5️⃣【Items you get & Customer service】: 1 x SPS Unit, 1 x Power Cord*, 1 set of test leads*, 1 x instruction manual (contact information included). We provide professional technical support. Should you have any problems or questions about your order, please feel free to contact the Jesverty Customer Service via Amazon or email.
- 4️⃣【Reliability and Safety】: The Jesverty SPS series is built with high-quality materials and reliable circuit designs that include multiple protection functions, such as short-circuit protection, over-load protection, grounding terminal, temperature-regulated fan, etc. to ensure performance and extend the lifespan.
- 3️⃣【Compact Body & Lightweight】: The Jesverty SPS series measured only 7.1(D)x3.35(W)x6.1(H)inches and weight of approx. 2.5lbs. It saves space on your workbench and can be moved around without any frustration.
- 2️⃣【Auto C.V. and C.C. Mode】: The Jesverty SPS series can be used as a constant-voltage*(C.V.) power supply and constant-current*(C.C.) power supply even when the load is changed. It switches automatically between CV mode and CC mode according to the changes in the load.
- 1️⃣【4-Digit Display & Power Calculation】: The Jesverty SPS series features a big bright 4-digit LED display that shows measured values of V／A／W that the unit outputs in real-time. The display resolution is up to 0.01V, 0.001A, and 0.1W.
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9.6
3Jesverty10% Off
Jesverty DC Power Supply Variable, 0-32V 0-10A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-3010V
Main highlights- Note: The test leads that come with the unit are merely a give-away, we recommend that you prepare test leads with sufficient current capacity if your project needs long-term use of high current.
- Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
- Note: OPN is a function that lets the unit output voltage and current as soon as you turn the power switch on without needing to push the "OUTPUT" button.
- 6️⃣【Items you get & Customer service】: 1 x SPS-V Unit, 1 x Power Cord*, 1 set of test leads*, 1 x instruction manual (Contact information included). We provide professional technical support. Should you have any problems or questions about your order, PLEASE feel free to CONTACT the Jesverty Customer Service via Amazon message or email (on the back of the instruction manual).
- 5️⃣【Compact & Lightweight】: Jesverty power source for electronics is made even more compact, measuring only 7.1(D)x3.6(W)x6.2(H)inches and weighing approx. 2.5lbs, which can greatly save valuable space on your workbench. Perfect for applications such as laboratories, educational sites, factory manufacturing tests, maintenance repairs, battery charging, anodizing, electronic work DIY, etc.
- 4️⃣【Functions & Protection】: AC115V/230V selectable input, OCP over-current protection, Temperature-regulated cooling fan, OPN* output status setting, etc. A bunch of convenient functions are loaded within this tiny unit! !
- 3️⃣【Output ON/OFF Button】: With a single press of the added output button, you can easily switch the output ON/OFF. When you want to adjust settings, you don't have to remove the load or turn off the power each time! !
- 2️⃣【USB-A & USB-C 20W Quick-Charge】: The Jesverty desktop power supply features Type-A and Type-C dual charging ports, both supporting 20W fast charging. Convenient for charging your smartphone and powering up your Arduino UNO, Raspberry Pi, or other electronic modules for your projects.
- 1️⃣【Coarse & Fine Encoder Knob】: Jesverty's SPS-V bench power supply upgrades from traditional potentiometer coarse & fine adjustment knobs to encoder coarse & fine knobs making it more convenient to set your desired voltage and current and greatly improve your work efficiency! ! The coarse knob sets the value before the decimal point, and the fine knob sets the value after the decimal point. (Setting resolution 0.01V/0.001A).
Our ranking system
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Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
