Top 10 Variable DC Power Supply – Computer Power Supplies

As an Amazon Associate I earn from qualifying purchases.

1. Kungber


Coarse and Fine Adjustments with Alligator Leads, 30V 10A Adjustable Switching Regulated DC Bench Linear Power Supply with 4-Digits LED Power Display 5V2A USB Output, Kungber DC Power Supply Variable

Kungber #ad - What you get - 1 x kungber sps3010 dc power supply, 1x input power Cord, 1 x Output Power Cord, 1 x User Manual, and Technical Support. Constant voltage c. V. When the working temperature is more than 122℉/50℃, Leakage protection, Thermal protection, Power overload and Short-circuit protection.

The backlit 4-digit led display provides a more accurate readout for the voltage and current value, visible easily even in the low-light conditions. 5v/2a usb interface could charge your cellphone and provide power for the device which you want to repair, repair, brush plating, electroplate, aging testing, school, no worry about running out of power. Compact and various application: this dc power supply is less than 3 lb and measures only 9. 5 x 3. 4 x 6. 1 inches, applies for laboratory, lamp test, battery charge, electrolyzation, home DIY and other requirements.

Mode automatic conversion: easy to dial in the desired voltage and current with the coarse and fine adjustment knob. The conversion of constant voltage and constant current is indicated by the LED display on the front panel. You can easily tune it within 0-30V and 0-10A. Kungber power supply use premium electronic components, Voltage overload, the intelligent thermal protection will active the cooling fan to lower the temperature according to the load.
BrandKungber #ad
ManufacturerKungber #ad
Part NumberSPS Séries

2. AlloverPower


3V, 24V 1.5A 36W Adjustable DC Power Supply Adapter Speed Control Volt Display with Variable 8 Plugs and 1 Polarity Reverse Cable Cord

AlloverPower #ad - Special buit-in power off switch knot, more convenient and easy to control with this function. 100v - 120v input; 3v - 24v output 1. 5amax; 36W Max. All-in-one adapter - fits 90% of AC/DC home appliances. Come with 8 different Plugs & 1 Polarity reverse cable. Adjustable and display multi voltage.
BrandAlloverPower #ad
ManufacturerAllover Power Supply #ad
Part Number36W3-24

3. AlloverPower


24V 1.5A 36W Adjustable DC Power Supply Kit Adapter Speed Control Volt Display/ON Off Switch with Variable 8 Plugs, AlloverPower 3V

AlloverPower #ad - Come with 8 different Plugs, suitable for power supply needs in different Devices. Adjustable and visable display voltage, can adjust the voltage from 3V - 24V through the display. 100-120v input, 3v - 24v, 1. 5amax Output. Special buit-in power off switch, more convenient and easy to control with this function. All-in-one adapter - fit 95% of ac/DC Home & Outdoor appliances, widely use in multiple items.
BrandAlloverPower #ad
ManufacturerAllover Power Supply #ad
Weight0.66 Pounds

4. Yescom


Yescom 110V AC 30V 10A DC Power Supply Precision Variable Digital Adjustable w Clip Cable

Yescom #ad - Automatic conversion. Durable steel case. Intelligent temperature control fan adjusts the speed according to the load situation, effectively reduce noise and prolong the life of fan. Constant voltage and constant current operation mode C. C and C. V. Multiple protections: over voltage OVP, open circuit OCP, over temperature OTP. Safe circuit design, high quality key components adopted, the power supply can be used in 24 hours with full load.
BrandYescom #ad
ManufacturerYescom #ad
Part Number15SDS019-DCP3010D-09

5. Usmile


Adjustable AC/DC Switching Power Adapter Variable Voltage DC5525 Power Supply 4-24V 4V 9V 12v 14V 15V 18V 24V 2A 48W Speed Control Volt for Electric Fan Drill Motor Speed Controller Arduino

Usmile #ad - A must-have variable voltage dc power supply for all DIY enthusiast. 4-24v adjustable power supply make it suitable for different charging devices and different situations. Input voltage: 100-240v, light dimmer. Arduino project, dc5525 output connector, Suit for DC motor speed control, etc. Efficient power efficiency - Super low interference and stable voltage help achieve highly efficient power adaptation. Durable, a built-in led displays real-time voltage, easy to operate, which helps you control real-time condition of charging.
BrandUsmile #ad
ManufacturerUsmile #ad
Part Numberfive-729

6. Naweisz


60V 5A DC Bench Power Supply Variable 3-Digital LED Display with CC/CV Mode- Free Alligator Leads for Repair, Lab, Electronic Research, Powering Ebike, DIY Tool

Naweisz #ad - What you will get and enjoy- 1*quality standard 4mm alligator clip leads with banana plug 20 inch length;1* US power cord, 1* user manual. You could enjoy 45-day free-returned, 36-month warranty, and lifetime technology support. 60v variable dc lab power supply- 0-60 volts and 0-5 amp outputs with 3 led digital bright display, short the wire leads, with resolution of 01 v(100mvand 001a10ma, it's easy to set the voltage, easy to read the number, and set the current.

Wide applications-suitable for the electronic maintenance, laboratory, aging testing, teching, battery charge, lamp test, electroplate, electrolyzation, and DIY tools. Good gift for DIY electronic gear. The constant voltage and current mode automatically switch over with load changes.

C. C & c. V. Modes auto conversion-it's easy to adjust your desired voltage and current with coarse and fine turning knob. High quality& stability-high quality circuit board made, noise reduced and life prolonged. Perfect limit current protection, and make it stable output. It's built-in cooling fan with thermo-sensor and TWO heat sinks used will keep the power supply cool, thermal protection, voltage overload protection, short-circuit protection.
BrandNaweisz #ad
ManufacturerNaviTech #ad
Part NumberNP6005

7. Eventek


USB Interface, White, eventek Adjustable Switching DC Regulated Bench Power Supply with 4-Digits LED Display, Alligator Cord/Test Lines 30V 5A, DC Power Supply Variable 30V 5A/30V 10A

Eventek #ad - The power supply is durable and compact. 5v / 2a usb port provides power to charge your phone or the device you want to repair without worrying about running out of power. Clearer visible readout for the voltage and current value, extremely durable, and easily visible even in low-light usage.

The conversion between constant voltage and constant current is indicated by the LED display on the front panel. Display accuracy: 001v and 0001a. Multiple protections include boundary current protection, voltage overload protection, thermal protection, Overpower. Multiple protection functions:intelligent temperature adjustment function with an integrated thermal sensor can effectively reduce the temperature during operation, short circuit protection, effectively reduce noise. Compact & 5v/2a usb interface:this power supply features the latest flame-retardant material housing for lightweight and high performance while maximizing impact resistance for safety.

Constant voltage and current:automatic conversion between c. C and c. V modes, which can stably output voltage or current; The independent adjustment knobs allow for a bit by bit adjustment of voltage and current data. Adjustable dc power supply:0-30 volts and 0-5 ampere output; decimal point automatic carry & LED 4 digits display of voltage function displays.
BrandEventek #ad
Manufacturereventek #ad
Part NumberKPS-3



Adjustable Constant Voltage Current Stabilized Regulator Module, UCTRONICS DC 6-30V to 0-36V 6A Variable Voltage Power Supply with Metal Case

UCTRONICS #ad - Pre-assembled: ready-to-use dc adjustable power supply module mounted in a metal enclosure, save your time and patience and feel free of the tedious installation process.

High quality built case: a full metal CNC enclosure with inlets, and the internal cooling fan improve efficient heat dissipation to ensure stable and efficient operation. Input voltage: dc 6v-30v 7v and higher recommended; output voltage: DC 0V-36V; Output Current: 0-6. 1a; output power: 216W. Handy tool: a portable bench power supply with multiple input ports, battery input port, USB C PD charger input port, DC 5.5*2. 5mm barrel port, and Inserted DC terminal block. This metal case is also compatible with uctronics 4a and 5a power supply module, you can search for ASIN B07ZSGKTX5, B0861LGM15 to get them.
ManufacturerUCTRONICS #ad
Part NumberU623401

9. Dr.meter


Dr.meter Triple Linear Variable DC Power Supply, Series and Parallel ModeMAX 60V/10A Input Voltage 104-127V, Adjustable 30V/5A, with Alligator Leads to Banana and AC Power Cable

Dr.meter #ad - Built-in protection mechanisms at dr. Meter, over-voltage, safety is our top priority. 3-way output no need to buy a splitter- this 3-way dc power supply boasts 3 separate connections for each current. Easy current and voltage adjustment need to switch things up? Both the current and the voltage can be adjusted quickly between 0-5A and 0- 30V and seamlessly.

Use the circuits independently or in series to achieve a maximum output of 60V or 10A. With the main circuit, you'll be able to track the branch circuits'output voltage or current automatically. This versatile machine is perfect for both institutional and home use. Automatic tracking the dr.

Meter dc power supply includes both main and branch circuits. That's why we've designed this 3-way DC power supply with automatic mechanisms to protect you from short circuiting, overheating, and so on. One is fixed at 5v and 3a, but the other two can be adjusted up to 30V and 5V each. Schools, laboratories, and more physics lessons? laboratory experiments? Science projects? The Dr. Meter 3-way power Supply can do it all.
BrandDr.meter #ad
ManufacturerDr.meter #ad
Height9.64 Inches
Length16.1 Inches
Weight22 Pounds
Width13.3 Inches
Part NumberHY3005F-3

10. PS-Mastech


HY3005-3 Linear Variable DC Power Supply, 2 Variable + 1 Fixed, 0-30 VOLTS @ 0-5 AMPS by Mastech

PS-Mastech #ad - Output current: 0-5 AMPS. Protection: Current limited & Short circuit protection. Constant voltage / Constant Current. Operating temperature : 0 - 102 f 0 - 40 C, Relative Humidity: 90%. Voltage is variable from 0 to 30 volts.
BrandPS-Mastech #ad
ManufacturerPS-Mastech #ad
Height10 Inches
Length13.5 Inches
Width8 Inches
Part NumberHY3005-3