This is the ultimate Buyer’s guide to the Best bench power supply and most important is that, In picking this bench power supply, we have considered a lot of factors like quality, features, product price and many more so you can not go wrong with your product purchase.
We have spent around 47 hours to find the right option for you and based on our research HYELEC Adjustable DC Power Supply, Continuously Adjustable 1.5V-15V Max 2A, Regulated Variable Bench Power Supply with LED Display, Alligator Leads Including is our top pick for you. This is one of the best products currently available in the market. However, if you don’t want to spend extra hours then we have another great option for you is 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. Here is a review of some of the best bench power supply, together with their features and functions.
As you read, through the article, you will understand some of the top bench power supply and learn more about their features. Let’s proceed without wasting any more time.
Best bench power supply
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Product Title
Score
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
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9.8
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
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9.4
HYELEC Adjustable DC Power Supply, Continuously Adjustable 1.5V-15V Max 2A, Regulated Variable Bench Power Supply with LED Display, Alligator Leads Including
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9.1
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
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8.8
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)
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8.3
DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black)
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8.1
WANPTEK POWER DC Power Supply Variable, 30V 10A Adjustable Switching Regulated Bench Power Supplies with Memory Preset/Locking Key/OCP Protection/Output/USB Fast Charging /4-Digit LED Display
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7.7
WANPTEK POWER DC Power Supply Variable 0-30V 0-10A, Adjustable Switching Regulated Bench Power Supplies with Encoder Corase & Fine Knob, 3.6A USB & Type-C Quick-Charge, Overcurrent Protection(OCP)
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7.4
DC Power Supply Variable, 30V 10A Bench Power Supply with Encoder Coarse & Fine Adjustments Knob, Adjustable Switching Regulated lab Power Supplies with 18W USB & Type-C Quick-Charge
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7.1
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
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
$48.99 in stock
2 used from $46.54
Free shipping
Amazon.com
as of August 23, 2025 8:37 pm
Features
- 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.
- 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.
- Note: The V and A settings you set are the crossover point at which the mode switches.
- 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.
- 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.
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
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
$45.99
in stock
Amazon.com
as of August 23, 2025 8:37 pm
Features
- Precise 4-digit LED Display, Auto Power Calculation: The NICE-POWER DC power supply variable is a professional switching power supply regulation device with a high resolution of 0.01V and 0.001A. The variable power supply features a big bright 4-digit LED display that shows the adjustable power supply output values of Voltage (V) / Current (A) / Power (W) in real-time. The high-definition backlit 4-digit LED display provides an accurate and clear readout for the voltage, current and power values even if you are in low-light condition
- Output Switch Control: Sometimes we need to switch between different voltage or current outputs in experiments or work, but we often forget to turn off the output and causing damage to the load. The adjustable DC power supply OUTPUT key is designed to solve this problem, just with a single press of the added OUTPUT key, you can easily turn the output on or off. The required voltage and current can be adjusted without actual output power, which makes this benchtop DC power supply more secure and more energy saving. Also, you don't need to remove the load or turn off the power each time, making the variable DC power supply more convenient and efficient to use
- Reliability and Safety: Safety is our priority, all lab power supplies are CE & FCC certified. The adjustable switching regulated power supply is built with premium electronic components and reliable circuit designs that include multiple protection functions, such as leakage, grounding terminal, over-voltage, over-current, over-power, over-load, over-temperature, short-circuit protection to ensure stable working performance and prolong the life of the adjustable DC power supply effectively. Kindly Remind -For safety considerations, the DC power supply comes with only 110V input which meets the US standard voltage. 220V input is NOT available for this bench power supply
- 5V 2A USB Port, Intelligent Cooling Fan: Complaining about mobile phones or repaired devices not being charged in time? The NICE-POWER adjustable DC power supply allows you to avoid this dilemma. The variable power supply has built-in 5V 2A USB charging interface which can quickly charge any USB devices anytime. The adjustable power supply features with intelligent temperature-controlled fan and heat sink for excellent heat dissipation when the working temperature of the switching power supply exceeds 122℉/50℃, greatly reduce working noise and improving the DC regulated power supplies working efficiency and lifespan
- Compact Design, Lightweight and Portable: The DC voltage stabilized power supplies adopt stable vertical design with the shock-absorbing rubber feet on the bottom of bench supply, making it safer and more stable when using. The size of adjustable DC power supply is 8.4*3.3*5.5 inches and the lab power supply weighs only 2.6 lbs, which is very light and portable. You can carry your bench supply in and out of various workplaces
HYELEC Adjustable DC Power Supply, Continuously Adjustable 1.5V-15V Max 2A, Regulated Variable Bench Power Supply with LED Display, Alligator Leads Including
HYELEC Adjustable DC Power Supply, Continuously Adjustable 1.5V-15V Max 2A, Regulated Variable Bench Power Supply with LED Display, Alligator Leads Including
$29.99
in stock
Amazon.com
as of August 23, 2025 8:37 pm
Features
- 【Adjustable & Precise DC Output】This HYELEC PS-28A DC regulated power supply offers 1.5V–15V adjustable voltage with a rotary selector for constant output, and up to max 2A current. It has a voltage resolution of 0.1V and a current resolution of 0.01A, and can achieve precise control.
- 【Stable & Safe Operation】Equipped with current limiting (CC) and short-circuit protection, built-in 2A fuse. The high-quality carbon-film potentiometer ensures stable readings and durability.
- 【Compact & Portable Design】 Housed in a durable ABS shell, this DC power supply is compact, lightweight, and space-saving. Its simple yet efficient structure makes it easy to carry and store, ideal for limited work spaces.
- 【User-Friendly & Versatile】 Effortless to operate, even for beginners. Whether you're a teacher conducting experiments or an amateur enthusiast working on DIY projects,this power supply can provide appropriate usage convenience for the needs of various educational and amateur enthusiasts.
- 【Versatile Applications】A reliable tool for electronics prototyping, LED testing, and lab experiments. Suitable for students, engineers, and manufacturers. 【Packaging and after sales service】 1 x PS-28A DC power supply with input power cord, 1 x English user manual,12 months warranty and lifetime technical support
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
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
$56.99 in stock
1 used from $48.36
Free shipping
Amazon.com
as of August 23, 2025 8:37 pm
Features
- 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).
- 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.
- 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! !
- 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! !
- 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.
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)
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)
$46.79 in stock
Amazon.com
as of August 23, 2025 8:37 pm
Features
- 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 variable 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 dc power supply is equipped with a high-definition 4-digit display with data accurate to 0.01 V and 0.001 A. It has constant voltage (C.V.) and constant current (C.C.) modes, which can be switched automatically. You can see the working status indicator on the display. Additionally, you can adjust the brightness of the screen according to your needs.
- USB Fast Charging Port: The variable power supply is configured with an 18W fast charging port. No more mplaining about mobile phones or repaired devices not being charged in time. The NANKADF dc power supply allows you to avoid this dilemma. It charges your devices quickly anytime, anywhere.
DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black)
DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black)
$59.99 in stock
Amazon.com
as of August 23, 2025 8:37 pm
Features
- 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.
- Overcurrent Detection Alarm: Easily activated with the 'OCP' button. Detects short circuits and overcurrents, triggering an alarm and stopping output to protect connected devices.
- 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.
- 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
- 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.
WANPTEK POWER DC Power Supply Variable, 30V 10A Adjustable Switching Regulated Bench Power Supplies with Memory Preset/Locking Key/OCP Protection/Output/USB Fast Charging /4-Digit LED Display
WANPTEK POWER DC Power Supply Variable, 30V 10A Adjustable Switching Regulated Bench Power Supplies with Memory Preset/Locking Key/OCP Protection/Output/USB Fast Charging /4-Digit LED Display
$65.99
in stock
Amazon.com
as of August 23, 2025 8:37 pm
Features
- 【High-precision Encoder Knob】WANPTEK POWER newest dc power supply TPS-C3010 model is the horizontal orientation design. It can provide combination of DC voltage 0-30V and current 0-10A. Both voltage and current can be independently and accurately set. All the nobs are rotary encoders, the knob presses in to select any of the numbers on the display to fine tune that number. Tips: If there's a beeps, you can turned off (or turn on) the beep by long pressing the encoder knob.
- 【Three Memory Storage M1 M2 M3】The variable power supply is configured with three storage keys. You can store the three voltage and current combinations you commonly use. It is convenient for you to quick recall anytime and anywhere without having to reset it. Efficiency to your work.
- 【Output & OCP & One-Key Lock Protection】The Output Enable/Disable button can prevent accidental short circuits or damage caused by unexpected power surges. The OCP switch to automatically stop output when there is a short circuit detected. Once the problem with short circuit cleared the bench power supply will automatically resume output. It also has a new locking feature that allows you to lock it with one click to prevent misuse. Multiple protections allow you to use it with peace of mind.
- 【USB Fast Charging & Real-Time Output Display】The adjustable power supply can charge your devices quickly through the built-in 18W fast charging USB port while monitoring voltage and current in real time for better control. Smart & Convenient.
- 【Compact Design & Wide Application】The benchtop power supply size is 21*14.5*8 cm, Weight is 1.2kg. Lightweight, portable and space-saving, perfect for laboratory tests, DIY electronics, repair tasks, and educational purposes.
WANPTEK POWER DC Power Supply Variable 0-30V 0-10A, Adjustable Switching Regulated Bench Power Supplies with Encoder Corase & Fine Knob, 3.6A USB & Type-C Quick-Charge, Overcurrent Protection(OCP)
WANPTEK POWER DC Power Supply Variable 0-30V 0-10A, Adjustable Switching Regulated Bench Power Supplies with Encoder Corase & Fine Knob, 3.6A USB & Type-C Quick-Charge, Overcurrent Protection(OCP)
$49.98
in stock
Amazon.com
as of August 23, 2025 8:37 pm
Features
- Upgraded DC Power Supply: The upgraded DC power supply integrates various advanced functions. For example, precise coding knobs, USB and type-c fast charge, OCP short circuit alerts, high-definition four-digit display and multiple security protection Settings
- Coarse and Fine Coding Knob: Unlike other coding knobs, this bench power supply is equipped with coarse and fine tuning coding knobs, the coarse tuning knob sets the value before the decimal point, and the fine tuning sets the number after the decimal point. The combination of the two knobs greatly improves efficiency
- USB and Type-C Charging Port: One of the major advantages of our variable power supply over other variable power supplies is the addition of the TYPE-C fast charging port, which is different from the normal USB charging port and has a 5V/3.6A output for quickly charging your cell phone or other device, or for charging a device to be repaired
- Short Circuit Alarm: Safety always comes first. When the load equipment is short-circuited, the adjustable power supply will automatically stop the output and emit a buzzer to remind the user. Not only that, the adjustable power supply also has the functions of grounding wire, leakage protection, overheating protection, voltage overload protection and power overload protection
- Wide Applications: The adjustable dc 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
DC Power Supply Variable, 30V 10A Bench Power Supply with Encoder Coarse & Fine Adjustments Knob, Adjustable Switching Regulated lab Power Supplies with 18W USB & Type-C Quick-Charge
DC Power Supply Variable, 30V 10A Bench Power Supply with Encoder Coarse & Fine Adjustments Knob, Adjustable Switching Regulated lab Power Supplies with 18W USB & Type-C Quick-Charge
$46.99 in stock
Amazon.com
as of August 23, 2025 8:37 pm
Features
- Precise encoder knob: HANGELL DC power supply 0-30V 0-10A is different from the ordinary traditional knob, which is adjusted by precision encoder knob, with high precision and strong stability. With coarse adjustment and fine adjustment, the number of digits can be switched by pressing the knob, and the value can be set by rotating the knob. It is more convenient to adjust the required voltage and current.
- Output switch button: The variable dc power supply is equipped with an output switch button, so you can easily turn on or off the output by pressing the output button. You can check the working status through the indicator light on the display screen. When the output is turned off, the voltage and current data can be adjusted anytime and anywhere, effectively preventing the load equipment from being damaged by forgetting to turn off the output.
- Short circuit alarm: In order to improve the safety of lab power supply and prolong its service life, we designed a short circuit alarm device for DC power supply. After the OCP function is turned on, if the load equipment is short-circuited in the working process, the variable power supply will automatically stop outputting and send a buzzer to remind the user, protecting the adjustable power supply and the load from being damaged. Bench power supply also has safety protection functions such as overvoltage, overcurrent, overtemperature and overload.
- High-precision 4-digit LED display screen: The laboratory DC benchtop power supply is a professional laboratory power supply regulating device with high resolution of 0.01V and 0.001A, providing more accurate voltage and current readings. Constant voltage (C.V)/constant current (C.C.) mode automatically switches with the change of load. You can see the working status indicator on the display. It is clearly visible even under the condition of insufficient light.
- Packaging and after-sales service: The package includes: 1 x variable DC power supply, 1 x input power cord, 1 x output power cord, 1 x user manual. We provide lifelong technical support. If you have any question, please feel free to contact us.
Siglent Technologies SPD3303X-E Triple Output Power Supply
Siglent Technologies SPD3303X-E Triple Output Power Supply
$459.00
in stock
4 new from $459.00
Amazon.com
as of August 23, 2025 8:37 pm
Features
- 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
With this, our list of best bench power supply has come to an end. Like we said in the earlier part of this post, we have done extensive research on these bench power supply. Not to mention, the prices of the bench power supply are also flexible. You should also check HYELEC Adjustable DC Power Supply, Continuously Adjustable 1.5V-15V Max 2A, Regulated Variable Bench Power Supply with LED Display, Alligator Leads Including one of the most sold items in the market.
