Have you experienced the frustration of a project being disrupted by a malfunctioning bench DC power supply? We understand. A wrong bench top power supply can halt your progress quicker than a blown fuse. However, selecting the right one can be overwhelming. Here’s what to focus on:

  • Output Voltage and Current: Ensure they match your testing needs precisely for accurate results.
  • Load Regulation and Low Ripple: Look for stability under varying loads and minimal ripple for clean power.
  • High Accuracy and Precision: Aim for around 0.1–0.3% accuracy to ensure precise measurements.
  • Good Protection: Seek safeguards against overcurrent, overvoltage, short circuit and overheating to prevent damage.

Best Bench Top Power Supply

Using the criteria mentioned earlier, the following models emerge as among the best bench power supply for sale in 2024:

Best Choice – ETOMMENS Bench Linear DC Power Supply

ETOMMENS Bench Linear DC Power Supply

This bench DC power supply is a high precision power supply. The entire system is completely controlled by a microprocessor, allowing for easy connection to a computer via the communication interface to meet the user’s needs for automatic testing and control. Its software commands fully comply with the SCPI command format, facilitating users in developing their own automatic testing and control applications.

Thanks to the system’s full digitalization, data input is effortlessly managed via a keyboard and a knob, ensuring easy and precise operation. Additionally, this linear DC power supply features low output ripple and noise, making it ideal for extensive use in R&D centers, research institutes, laboratories, and various industrial applications.

Notable Features:

  • 6-Digits VFD Display
  • Ultra-Low Ripple and Noise
  • High Resolution Rotary Encoder Knob
  • Multiple Safety Protections

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Best Value – Kungber Adjustable DC Bench Power Supply

Kungber Adjustable DC Bench Power Supply

If you need a reliable and affordable bench top power supply, the Kungber adjustable DC bench power supply is also a good choice. This unit is a switching DC power supply with an adjustable output voltage ranging from 0 to 60V and an adjustable output current from 0 to 5A. It features four dials that allow for precise adjustments of voltage and current, with separate knobs for fine-tuning and coarse settings.

Notable Features:

  • Backlit 4-Digits LED Display
  • CV & CC Mode Automatic Conversion
  • Independent Coarse and Fine Knobs

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Also Great – Wanptek Benchtop Variable DC Power Supply

Wanptek Benchtop Variable DC Power Supply

The Wanptek benchtop variable DC power supply features a built-in chip for fast charging protocol identification, supporting both USB and Type-C fast charging capabilities. Unlike standard USB charging interfaces, it offers a 5V/3.6A output that rapidly charges mobile phones and other devices, or can be used to power up devices under repair.


  • Precise Encoder Knob Adjustment
  • OCP Short Circuit Alarm
  • USB & Type-C Interface

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Also Great – Tekpower Variable Bench Power Supply

Tekpower Variable Bench Power Supply

The Tekpower variable bench power supply provides adjustable voltage from 0 to 30V and current from 0 to 5A, enabling precise control of output power. It features built-in overload and short circuit protection, ensuring safety during operation. With its reliability and versatility, this power supply is an invaluable and indispensable tool for a wide range of applications.


  • Intelligent Cooling Fan
  • LED Display with High Resolution
  • Low Ripple and Noise

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Also Great – Nankadf Benchtop Adjustable Power Supply

Nankadf Benchtop Adjustable Power Supply

When using the Nankadf adjustable benchtop power supply, the Output button enhances safety by preventing damage to the load if forgotten to be turned off. Simply press this button to activate or deactivate the power supply’s output. This feature provides you with more convenience in using the power supply.


  • High Precision Stable Output
  • Output Enable/Disable Button
  • USB Fast Charging Port

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We provide an insightful overview of the top five DC bench power supplies for 2024. The ETOMMMENS bench linear DC power supply stands out as the top choice, thanks to its microprocessor control system and low noise levels, making it ideal for demanding R&D applications. Other noteworthy models include the Kungber, Wanptek, Tekpower, and Nankadf, each offering unique features that cater to specific needs. If you’re in the market for a bench power supply, these models are definitely worth considering.

As a professional manufacturer of variable DC power supply, ETOMMENS offers a diverse range of benchtop power supplies. Interested in exploring our complete lineup? Delve into our selection of DC power supplies to find the perfect solution tailored to your specific power requirements.

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