10 Best Bench Power Supply Variable of 2026

Last updated on 04/04/2026
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1
9.7
Exceptional
Save 15%
Jesverty DC Power Supply Variable, 0-120V 0-3A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-12003
Jesverty

Jesverty DC Power Supply Variable, 0-120V 0-3A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-12003

15% Off
Why we love it
  • Bright LED display for accurate readings.
  • Auto mode switching for convenience.
  • Compact design saves valuable space.
Main Highlights
  • 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 is measures 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.
  • 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.
  • 🌟Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
  • 🌟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.
9.7
Exceptional
Save 15%
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2
9.6
Superb
Jesverty DC Power Supply Variable, 0-60V 0-5A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-6005V
Jesverty

Jesverty DC Power Supply Variable, 0-60V 0-5A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-6005V

Why we love it
  • Convenient encoder knobs enhance efficiency.
  • Dual fast charging ports available.
  • Compact design saves valuable space.
Main Highlights
  • 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.
  • 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.
  • 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).
  • 🌟Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
  • 🌟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.
9.6
Superb
Amazon Logo
3
9.4
Superb
Save 11%
DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black)
Kungber

DC Power Supply Variable, 30V 10A Adjustable Switching Regulated DC Bench Power Supply with Intelligent Charging Mode, 18W USB Interface, Precision Encoder Knob (Black)

11% Off
Why we love it
  • Intelligent charging prevents overcharging.
  • Compact design for easy portability.
  • Multiple safety features for reliability.
Main Highlights
  • 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.
9.4
Superb
Save 11%
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4
9.2
Superb
DC Power Supply Variable,0-30V 0-10A Adjustable Regulated Bench Lab Power with 4-Digit Display,for Repairing Phones,Computers,Test,Battery Charging,Electrolytic Power Supply,DIY,Sky TOPPOWER PS3010H
SKY TOPPOWER

DC Power Supply Variable,0-30V 0-10A Adjustable Regulated Bench Lab Power with 4-Digit Display,for Repairing Phones,Computers,Test,Battery Charging,Electrolytic Power Supply,DIY,Sky TOPPOWER PS3010H

Why we love it
  • High precision for accurate adjustments.
  • Automatic mode switching enhances convenience.
  • Safe with multiple protection features.
Main Highlights
  • High Precision 4 Digit Display: SKY TOPPOWER 30V 10A DC Bench Power Supply is a professional adjustable power supply regulator;The accuracy can be within 0.01V(10mV) and 0.001A(1mA), and the coarse fine knobs can turn smoothly and show no looseness or wobble,extremely sensitive;so you can easily adjust it within 0-30V and 0-10A
  • Automatic Conversion Constant Voltage and Current Mode: The bench power supply constant voltage and current mode could automatically switch with load changes;The conversion of CV and CC is indicated by the LED display on the position below the knob, lf the load current becomes equal to or greater than the preset current limit, the unit will automatically switch to the CC mode and the voltage will drop, if the load current is less than the preset current limiting value, it could be as a constant voltage source
  • Safe Reliable to Use: Lab power supply has many multiple protection functions, such as: leakage protection, thermal protection,voltage overload,current limit,short circuit protection and temperature cooling fan, to ensure the performance and extend the life of the device
  • Ground Terminal and Anti Reverse Connection Protection: SKY TOPPOWER PS series features grounding terminal and anti-reverse connection protection, double protection for safer operation by the power user, and further enhance better protect your device the power supply from damage
  • Widely Application: A reliable power supply with precise and stable output that can be widely used in factory production workshops,scientific research,school education,and high school and college use;Suitable for powering small appliances,charging LiFePO4 batteries or other batteries,laptop computers,powering electric bicycles,lawn mowers,and also a good working partner for electronic engineers for circuit testing, repairing electronic and car, electrolysis projects,load testing,etching tools,testing electronic components and avionics equipment;Nice present choice for DIY hobbyists
  • Large Display Screen: Has backlit 4 digit large and segmented display screen, use of high quality red digital tubes, is crisp and bright, easily visible even in low-light conditions;Power supply in the factory is given to the display on the protective film, can better protect the screen, resistant to dirt and not easily damaged
  • Compact and Lightweight: The variable power supply is small,takes up very little room on the bench, easily to carry, only 8.70X5.43X4.09 inch and the weigh less than 1.5kg;You can easily and conveniently take it outdoors for work
  • What You Get: 1 x SKY TOPPOWER DC bench power supply 30v 10a for laboratory , 1 x Power Cords , 1set x Alligator clip wire, 1 x User Manual（ contact information included)
  • Customer Service: SKY TOPPOWER adjustable dc power supply can provide professional technical support services, if you have any problems or questions about your order, please feel free to contact the SKY TOPPOWER Customer Service via Amazon or email
9.2
Superb
Amazon Logo
5
9.2
Superb
Save 6%
Jesverty DC Power Supply Variable, 0-120V 0-3A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-12003V
Jesverty

Jesverty DC Power Supply Variable, 0-120V 0-3A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-12003V

6% Off
Why we love it
  • Convenient encoder knob adjustments.
  • Fast charging with USB ports.
  • Compact design saves workspace.
Main Highlights
  • 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.
  • 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.
  • 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).
  • 🌟Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
  • 🌟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.
9.2
Superb
Save 6%
Amazon Logo
6
9.1
Superb
HYELEC Variable DC Power Supply,0-50V 0-6A max150W Switching Regulated Bench Power Supply with Memory, 4-Digit LED Display, 5V2A USB Interface, Output Switch, Coarse and Fine Adjustments
HYELEC

HYELEC Variable DC Power Supply,0-50V 0-6A max150W Switching Regulated Bench Power Supply with Memory, 4-Digit LED Display, 5V2A USB Interface, Output Switch, Coarse and Fine Adjustments

Why we love it
  • High precision for accurate measurements.
  • Three memory functions for convenience.
  • Multi-protection for enhanced safety.
Main Highlights
  • 【High Precision】HYELEC DC benchtop power supply is high precision, compact power supply which with precise encoder adjustment knob,using code type potentiometer, users can use the same adjustment knob for coarse and fine adjustment switch, display precision 0.01V and 0.001A, it has applied high precision 4-digit LED display, the value of number on the display is steady and do not jump word.It has constant voltage (C.V.) and constant current (C.C.) modes, which can be switched automatically.
  • 【3 group memory function & 5V 2A USB interface】 The variable bench power supply has three sets of storage functions M1/M2/M3. you can use the three storage buttons M1/M2/M3 to save and recall the data. the variable power supply has configured with 5V2A USB interface for powering terminal devices such as mobile phones and pads.
  • 【Multi-protection & Output Enable/Disable Button】Equipped with surge protection output switch, it can prevent damage the equipment when you forget to disconnect the output ; The adjustable power supply includes temperature control fan, short circuit protection, over voltage and over current protection, and the over voltage and over current protection value can be set arbitrarily. It’s created a record of 72-hours uninterrupted test at full load. The power supply only has a 110V input, which complies with the standard voltage in the United States. This bench power supply does not provide a 220V input option.
  • 【Extensive use】HYELEC DC desktop power supply weight has reduced to around 2.71b more flexible and compact than ordinary power supply, it's suitable for a variety of applications such as laboratory scientific research, mobile phone repair and troubleshooting, electrical maintenance, battery charging, technology and DIY tools, etc
  • 【Packaging and after sales service】1 x HY50-06A DC power supply, 1 x output power cable, 1 x input power cable, 1 x English user manual, We provide professional technical support. Should you have any problems or questions about your order, please feel free to contact the HYELEC Customer Service via Amazon or email.
9.1
Superb
Amazon Logo
7
8.9
Excellent
Save 15%
Jesverty DC Power Supply Variable, 0-60V 0-5A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-6005
Jesverty

Jesverty DC Power Supply Variable, 0-60V 0-5A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-6005

15% Off
Why we love it
  • Bright LED Display for clarity.
  • Automatic Voltage and Current Adjustment.
  • Compact and Lightweight Design.
Main Highlights
  • 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 is measures 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.
  • 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.
  • 🌟Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
  • 🌟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.
8.9
Excellent
Save 15%
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8
8.8
Excellent
Save 15%
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

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

15% Off
Why we love it
  • Bright LED display for clarity.
  • Automatic mode switches enhance convenience.
  • Compact and lightweight design saves space.
Main Highlights
  • 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.
  • 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.
  • 🌟Note: Power cords and the AC input settings vary depending on the destination for the product at the factory-shipment.
  • 🌟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.
8.8
Excellent
Save 15%
Amazon Logo
9
8.7
Excellent
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)
NANKADF

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)

Why we love it
  • Precise control for accurate settings.
  • Convenient output enable/disable feature.
  • Lights up with clear display.
Main Highlights
  • 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.
  • Compact and Lightweight: The measures of the variable dc power supply is only 7.51 x 3.56 x 5.81 inch 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.
8.7
Excellent
Amazon Logo
10
8.7
Excellent
Save 16%
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

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

16% OffLimited time deal
Why we love it
  • Precise voltage and current control.
  • Convenient output switch control.
  • Compact and portable design.
Main Highlights
  • 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 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
  • Various Applications: This benchtop power supply is suitable for electronics repair, communication equipment maintenance, electrolysis, electroplating, brush plating, lamp test, aging test, burn-in test, production line test, DIY, labs, schools, laboratories scientific research and teaching etc. The NICE-POWER DC power supply is a nice choice for beginners or professional electricians and DIY electronics hobbyist
  • Quality Assurance, Customer Service: Purchasing from NICE-POWER, you will get DC power supply variable 30V 10A*1, output power cord*1, input power cord*1, user manual*1, efficient after-sales service and technical support. We will inspect all lab power supplies and accessories before shipment to ensure that the quality of the adjustable switching DC regulated bench power supply received by each customer is good. Important Safety Information: Use ONLY under supervision. Use ONLY with standard U.S. 110V AC input. Use ONLY within the rated voltage (0-30V) and current (0-10A) output ranges. If you have any questions about our variable power supply, please let us know without hesitation
  • Stable Output, C.V./C.C. Automatic Conversion: This variable DC power supply is a low noise, low ripple adjustable continuous output power supply that can work at full load for a long period of time. The bench power supply can be used as a constant-voltage (C.V.) power supply and constant-current (C.C.) power supply even when the load is changed. The constant voltage/current mode can automatically switch with load changes, you can check the working status indicator on the LED display
  • Front Power Switch, Precise Coarse & Fine Adjustment Knobs: Upgrade from the old-fashion switching power supply, the brand new version power switch is on the front of DC regulated power supplies, you do not need to turn to the back to turn on/off the adjustable switching regulated power supply, easy and convenient to use. The adjustable switching DC regulated bench power supply features with potentiometer coarse and fine voltage/current adjustment knobs, you can set the desired voltage and current on NICE-POWER bench supply effortlessly
8.7
Excellent
Save 16%
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📊We scanned 572 products
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We reviewed the most relevant Bench Power Supply Variable offers across Amazon and leading retailers, covering major brands and models. Our shortlist features trusted names like Jesverty, Kungber, SKY TOPPOWER, HYELEC, NANKADF, NICE-POWER, known for dependable quality and smart design.
⭐
To determine today's best Bench Power Supply Variable, we analyzed 2861 real customer and expert reviews, focusing on satisfaction, real-world performance and long-term reliability. We also weigh each review's relevance, authenticity and freshness for a fair comparison.

Here's what we found:

🏆 #1
Jesverty DC Power Supply Variable, 0-120V 0-3A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-12003

Our overall winner is Jesverty DC Power Supply Variable, 0-120V 0-3A Adjustable Switching DC Regulated Bench Power Supply with High Precision 4-Digit LED Display, 5V/2A USB Port, Coarse and Fine Adjustment SPS-12003 by Jesverty. It stands out for the right balance of quality, performance and value.

✨ What sets it apart:
✓Bright LED display for accurate readings.
✓Auto mode switching for convenience.
✓Compact design saves valuable space.
💎 Best Value
Jesverty DC Power Supply Variable, 0-60V 0-5A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-6005V

The best value for most shoppers is Jesverty DC Power Supply Variable, 0-60V 0-5A Switching Bench Power Supply with 20W USB & Type-C Quick-Charge, Encoder Corase & Fine Adjustment Knob, Output Switch, 4-Digit LED Display - SPS-6005V by Jesverty, with consistently high satisfaction across expert and customer reviews.

💰 Best Deal
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

The strongest deal right now for Bench Power Supply Variable is 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 at NICE-POWER, currently at 16% off.

🔄Our Bench Power Supply Variable ranking is updated regularly to reflect new releases and price changes—check back for the latest picks and deals.