A reliable bench power supply gives you controlled, adjustable power for electronics testing, prototyping, battery work, and repairs without taking over your workspace.
We selected 10 variable DC supplies spanning compact 30V models, higher-current options, 60V units, USB-C charging, fine adjustment controls, and high-precision displays.
Best 10 Bench Power Supplies for Small Workbenches Picks for 2026
Best Compact Charging Station
- 0–32V and 0–10A adjustable output
- 20W USB-A and USB-C quick charging
- Compact body with intelligent battery charging
Best For: Small electronics benches needing charging convenience
Best Feature-Rich 300W Supply
- 0–32V, 0–10.1A, and 300W maximum output
- Memory recall and output-on/off control
- Five protections plus key lock and USB charging
Best For: Repetitive testing on compact, busy workbenches
Best Dual-Knob Value
- 0–30V and 0–10A adjustable 300W output
- Coarse/fine encoder controls and four-digit display
- USB/Type-C charging with short-circuit alarm
Best For: Repair and DIY benches needing strong general-purpose output
Best Ultra-Compact 150W Option
- Switchable 15V/10A or 30V/5A output
- Ultra-compact body under 1kg
- 100–240V input and automatic fan cooling
Best For: Light-duty DIY work in exceptionally tight spaces
Compact Charging Specialist
- 0-60V, 0-5A adjustable output
- 20W USB-A and USB-C charging
- Intelligent battery charging with auto-stop
Best For: Small benches needing adjustable power and charging versatility
Ultra-Light Precision Pick
- Compact 1.54-pound form factor
- 0-30V, 0-5A adjustable output
- Multiple electrical protection features
Best For: Portable testing, repairs, and electronics DIY
High-Current Control Choice
- 0-30V adjustable output up to 10A
- Four-digit display with fine readout
- Output control and overcurrent alarm
Best For: Higher-current testing and repair work
Compact High-Output Pick
- 0–30V, 0–10A adjustable output
- Live V/A/W display with fine resolution
- Compact body with USB charging port
Best For: Small benches, DIY electronics, and repair work
Most Convenient Controls
- 0–32V, 0–10A adjustable output
- Encoder coarse/fine controls and output switch
- 20W USB-A and USB-C quick charging
Best For: Makers who adjust settings often and charge USB devices
Safety-Focused Choice
- 0–30V, 0–10A adjustable output
- Output switch with live V/A/W display
- Multiple protection features and 5V/2A USB
Best For: Testing, repairs, and users prioritizing output control
Best Compact Charging Station – Jesverty SPS-3010C
For small workbenches, the Jesverty SPS-3010C combines adjustable 0–32V, 0–10A output with a compact enclosure and useful charging ports. Its coarse and fine encoder knobs provide 0.01V and 0.001A setting resolution, while the output switch helps prevent accidental power delivery during setup.
Best For: Arduino, Raspberry Pi, repair, battery-charging, and other electronics projects where bench space and device charging convenience matter.
Pros:
- Compact 7.1 × 3.6 × 6.2-inch design weighing approximately 2.5 pounds
- Coarse and fine encoder controls with precise 0.01V/0.001A setting resolution
- USB-A and USB-C ports support 20W quick charging
- Intelligent battery charging includes reverse-connection protection and automatic stop
Cons:
- The plastic and polycarbonate enclosure may be less rugged than a metal laboratory supply
- The selectable 115V/230V input requires attention during setup
This is a strong space-saving choice among bench power supplies for small workbenches, particularly if you also want USB charging and a dedicated battery-charging mode. Its 320W maximum rating and protective features give it useful flexibility for general electronics work.
Best Feature-Rich 300W Supply – YITRANIC 3010MS
The YITRANIC 3010MS is a practical fit for crowded workbenches that still need full 300W output. It offers 0–32V and 0–10.1A adjustment, a four-digit display, memory recall, output switching, and automatic CV/CC mode selection in a compact 1kg housing.
Best For: Repetitive testing, development boards, sensors, repair work, and users who want extensive protection and repeatable settings.
Pros:
- Compact 8.66 × 4.02 × 3.15-inch design with 300W output
- Four-digit display provides 0.01V/0.001A resolution
- Memory function recalls previous settings for repetitive testing
- Includes five protections, key lock, output switch, and temperature-regulated cooling
Cons:
- Its 300W output and cooling fan may be more capability than simple low-power projects require
- The USB charging port is QC3.0 18W rather than the 20W ports offered by some alternatives
With universal 100–240V input and a dense feature set, this model is especially appealing when bench space is limited but test routines are demanding. The memory and dual-switch controls add convenience without sacrificing output protection.
Best Dual-Knob Value – WANPTEK POWER DPS3010U
The WANPTEK POWER DPS3010U delivers adjustable 0–30V and 0–10A output in a compact switching supply aimed at repair and DIY work. Its coarse and fine coding knobs simplify precise adjustments, while USB and Type-C charging ports add utility when your small workbench has limited outlets.
Best For: Electronics repair, communication-equipment maintenance, DIY projects, and users who want short-circuit alerting alongside adjustable power.
Pros:
- Coarse and fine encoder controls improve voltage and current adjustment efficiency
- Four-digit display and 300W output support detailed bench work
- USB and Type-C charging provide up to 5V/3.6A for compatible devices
- Includes short-circuit alarm, overcurrent, overheat, and overload protections
Cons:
- The listed dimensions are larger and less compact than some competing small-bench options
- USB charging is specified at 5V/3.6A rather than a named USB quick-charge standard
This model is a sensible middle ground for bench power supplies for small workbenches when you want high output, fine control, and charging functionality. Its automatic 110V/220V detection also removes the need to set a rear-panel voltage switch.
Best Ultra-Compact 150W Option – NICE-POWER SPS-E3010
The NICE-POWER SPS-E3010 is designed for very tight workspaces, measuring about 10 × 18.5 × 8cm and weighing under 1kg. It switches between 15V/10A and 30V/5A operation, with a 150W limit that prevents settings beyond the unit’s rated output.
Best For: Small DIY, electronics, electroplating, and portable workbenches where minimum size matters more than maximum wattage.
Pros:
- Ultra-compact and lightweight design for crowded benches or mobile use
- Flexible 15V/10A or 30V/5A output ranges within a 150W limit
- Encoder controls provide 0.1V voltage and 0.01A current adjustment accuracy
- Automatic fan cooling and 100–240V input support
Cons:
- 150W maximum output is substantially lower than the 300W alternatives
- The three-digit display offers less resolution than four-digit models
- The supplied instructions advise stopping use if the unit becomes too hot
If your priority is reclaiming valuable bench space, this is one of the more compact bench power supplies for small workbenches. Its selectable output ranges are useful, but the 150W ceiling makes it better suited to lighter-duty projects than demanding loads.
Compact Charging Specialist – 0-60V 5A SPS-6005C
For small workbenches, the Jesverty SPS-6005C combines a broad 0-60V, 0-5A output range with a compact enclosure and useful charging ports. Its encoder controls, fine 0.01V/0.001A setting resolution, and intelligent battery-charging mode make it a flexible choice for electronics projects and repairs.
Best For: Small workbenches that need adjustable DC power plus USB charging and battery-charging features.
Pros:
- 0-60V and 0-5A adjustable output with coarse and fine encoder controls.
- USB-A and USB-C ports support 20W quick charging.
- Intelligent charging can stop automatically when a battery is full and includes reverse-connection protection.
- Compact 7.1 x 3.6 x 6.2-inch design weighs about 2.5 pounds.
Cons:
- The listed maximum output current is 5A, which may not suit higher-current loads.
- The enclosure is made from plastic.
The SPS-6005C stands out among bench power supplies for small workbenches when space efficiency and charging convenience matter as much as adjustable output. Its output switch, protections, and dual charging ports add practical value for everyday bench work.
Ultra-Light Precision Pick – 30V 5A NICE-POWER SPS-E305
The NICE-POWER SPS-E305 is a lightweight option for small workbenches, offering adjustable 0-30V and 0-5A output in a compact 6.5 x 4 x 3.2-inch body. Its digit-selecting encoder and three-digit LED display are designed for straightforward voltage and current adjustments.
Best For: Portable electronics testing, LED work, repairs, electroplating, and DIY projects with moderate power needs.
Pros:
- Compact 1.54-pound design helps preserve limited bench space.
- Encoder lets you select individual digits for voltage and current settings.
- Provides 0-30V, 0-5A output with 0.1V and 0.01A resolution.
- Includes over-voltage, over-current, over-power, over-temperature, and short-circuit protection.
Cons:
- The three-digit display offers less resolution than four-digit alternatives.
- The maximum output is limited to 30V and 5A.
Among bench power supplies for small workbenches, this model is appealing when low weight and a small footprint take priority. It covers common low-voltage bench tasks while adding a useful set of protection features and universal 100-240V input support.
High-Current Control Choice – 30V 10A NANKADF
When a small workbench needs more current capacity, this NANKADF bench supply provides adjustable 0-30V output with up to 10A. A four-digit display, encoder adjustment, output enable/disable button, and overcurrent alarm give you practical control during testing and repair work.
Best For: Small workbenches handling higher-current electronics projects that benefit from precise settings and output control.
Pros:
- 10A maximum output current provides more headroom than 5A compact supplies.
- Four-digit display shows settings to 0.01V and 0.001A.
- Output button helps prevent accidental power delivery to a connected load.
- Overcurrent protection can stop output and sound an alert during a short circuit.
Cons:
- Its 30V maximum output is lower than the 60V option in this roundup.
- The supplied notes specify 115V input, so input compatibility should be checked before purchase.
- The product weighs about 1.48 kg, making it less lightweight than the smallest option here.
This model is a strong fit among bench power supplies for small workbenches when current capacity and precise readouts matter more than minimum weight. The dedicated output control and audible overcurrent warning are especially useful for cautious, repeatable bench testing.
Compact High-Output Pick – Jesverty SPS-3010
For shoppers comparing bench power supplies for small workbenches, the Jesverty SPS-3010 offers a compact 0–30V, 0–10A format with live voltage, current, and wattage readings. Its lightweight enclosure and 5V/2A USB port make it practical for electronics projects where bench space is limited.
Best For: DIY electronics, repair work, and users who need up to 300W of adjustable DC output in a small footprint.
Pros:
- Bright four-digit display shows V, A, and W in real time.
- 0.01V and 0.001A display resolution supports precise monitoring.
- Compact 7.1 x 3.35 x 6.1-inch body weighs about 2.5 pounds.
- Includes constant-voltage and constant-current operation with automatic crossover.
Cons:
- The included test leads are described as giveaway accessories and may not suit sustained high-current use.
- The supplied model uses a 120V AC input configuration.
The SPS-3010 is a space-conscious choice with useful metering and basic protection features, though serious 10A applications should use appropriately rated replacement leads.
Most Convenient Controls – Jesverty SPS-3010V
The Jesverty SPS-3010V stands out among bench power supplies for small workbenches with encoder-based coarse and fine controls, a dedicated output switch, and dual USB-A/USB-C charging. It provides up to 32V and 10A while keeping the chassis compact and portable.
Best For: Makers and technicians who frequently adjust settings, work with development boards, or want convenient USB-C charging beside the main DC output.
Pros:
- Separate coarse and fine encoder adjustment supports 0.01V and 0.001A setting resolution.
- USB-A and USB-C ports support up to 20W quick charging.
- Output ON/OFF button allows settings changes without removing the load.
- Compact design measures about 7.1 x 3.6 x 6.2 inches and weighs approximately 2.5 pounds.
Cons:
- The included test leads may not be suitable for long-term, high-current operation.
- Input voltage configuration can vary by destination and should be checked before use.
With the most flexible user interface of these options, the SPS-3010V is well suited to small, busy benches where quick adjustments and convenient device charging matter.
Safety-Focused Choice – NICE-POWER 30V 10A
For small workbenches that need straightforward adjustable power, this NICE-POWER supply combines 0–30V, 0–10A output with a four-digit V/A/W display and a dedicated output switch. Its vertical, lightweight design helps conserve space while the USB port adds a useful secondary charging option.
Best For: Electronics testing, maintenance, and DIY users who prioritize output control, protective features, and a portable benchtop design.
Pros:
- Displays voltage, current, and power with 0.01V and 0.001A resolution.
- Output switch lets you adjust settings without applying power to the load.
- Includes over-voltage, over-current, over-power, over-temperature, overload, and short-circuit protections.
- Built-in 5V/2A USB port and temperature-controlled cooling fan.
Cons:
- This model is specified for 110V input; 220V input is not available.
- At approximately 8.4 x 3.3 x 5.5 inches, it is deeper than the Jesverty alternatives.
The NICE-POWER is a practical option for users who want controlled output switching and a broad set of stated protections, provided the 110V-only input matches the workspace.
How We Picked the Best Bench Power Supplies for Small Workbenches
We focused on adjustable DC supplies that balance useful output with a manageable footprint. The lineup includes common 0–30V and 0–32V models, 10A-capable units for higher-demand projects, 5A and 60V alternatives, and supplies with USB or USB-C ports for convenient accessory charging.
We also considered controls and everyday usability: encoder adjustment, coarse and fine tuning, output-enable switches, display readability, charging modes, and advertised regulation or measurement precision. Because specifications can vary by seller and revision, verify the listing’s current ratings, dimensions, input requirements, and included accessories before buying.
Quick Comparison
| Type | Typical strengths | Best suited to |
|---|---|---|
| 0–30V or 0–32V, 10A | Broad general-purpose range and strong current capacity | Bench electronics, motors, LEDs, and repair work |
| 0–30V or 0–32V, 5A | Smaller output requirements and often simpler operation | Microcontrollers, circuits, and light prototyping |
| 0–60V, 5A | Higher voltage headroom without a 10A rating | Projects requiring more than 30V |
| USB or USB-C equipped | Convenient charging for devices and accessories | Compact workbenches with fewer outlets |
| High-precision display | More detailed voltage and current readings | Calibration-sensitive testing and troubleshooting |
Key Buying Factors for Bench Power Supplies for Small Workbenches
Voltage and Current Range
Choose a maximum voltage that covers your projects with some headroom. A 30V or 32V supply suits most hobby electronics, while a 60V model is more appropriate for higher-voltage circuits. A 10A rating offers flexibility, but it does not mean every project should run at that level; confirm the supply’s continuous-output and thermal limits.
Size, Cooling, and Noise
Measure the available shelf depth and allow room for ventilation and cable access. Switching supplies are commonly compact and efficient, but fan noise, heat management, and rear clearance still matter in a small workspace.
Controls and Display
Encoder knobs, coarse/fine adjustment, and output-enable buttons make changes safer and easier than a single basic dial. Four-digit displays can provide more resolution, but displayed precision is not the same as guaranteed accuracy. Look for readable voltage and current values from your normal working distance.
Safety and Convenience Features
Short-circuit, over-current, and over-voltage protection are valuable when testing unfamiliar circuits. USB and USB-C ports can reduce cable clutter, while intelligent charging modes may help with supported batteries or devices; do not assume they replace a dedicated battery charger.
Who Should Buy Which Bench Power Supplies for Small Workbenches?
For a versatile first supply, choose a 0–30V or 0–32V, 10A model with independent adjustment and a clear display. It provides the broadest coverage for typical small-workbench projects. Choose a 5A model if your circuits are modest and you prefer to avoid paying for unused capacity. Select the 60V option when voltage headroom matters more than maximum current.
USB-C models are especially practical for compact benches where outlet space is limited. If you troubleshoot sensitive circuits or need closer readouts, prioritize a four-digit display and fine adjustment. Finally, confirm the unit’s physical dimensions, cooling arrangement, connector style, and return coverage before ordering—those details often matter as much as the headline voltage and amperage.