Top 10 DC Power Supply Variable – Computer Power Supplies

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1. Wanptek


Alligator Clips for Lab Equipment, Repair, DC Power Supply Variable, USB Quick-Charge Interface, Adjustable Switching Regulated Power Supply 0-30 V 0-5 A with 4-Digits LED Display, DIY Tool

Wanptek #ad - Short circuit alarmin order to improve the safety of the dc power supply and prolonging its service life, the variable DC power supply will stop output and send out an alarm to remind you. 5v/3. 6a usb interfacethe variable power supply has built-in fast charging protocol identification chip that supports USB fast charging function, which is different from the ordinary USB charging interface in that it has a 5V/3.

6a output that can quickly charge your mobile phones and or other devices or be used to charge the device to be repaired. Bench power supply also have safety protections such as overvoltage, overcurrent, we have designed a short circuit alarm for the dc power supply. When a short circuit occurs, overheating and overload. Automatic power calculation different from other dc power supplies, wanptek dps305U dc power supply can automatically calculate the power value according to the voltage and current, but also can simultaneously display the 4-digit voltage, current and power values, numerical accuracy of 0.0

01v and 0001a. Wide applicationsthe adjustable power supply features an intelligent temperature-controlled fan and heat sink for excellent heat dissipation and is especially suitable for laboratory, products line, electronic repair DIY, communication equipment maintenance, scientific research and teaching units. Packaging and after-sales1 x power host, 1 x output power cord, 1 x user manual, We provide 12-Month after sale service, lifetime technical support.
BrandWanptek #ad
ManufacturerWanptek #ad
Height5.71 Inches
Length8.86 Inches
Weight3.53 Pounds
Width3.54 Inches
Part NumberWanptek

2. Siglent Technologies


Siglent Technologies SPD3303X-E Triple Output Power Supply

Siglent Technologies #ad - Timing output function. 3 independent controlled and isolated outputs. 3v/5v/3. Usb / lan interfaces. Output modes: independent, series, parallel. Trending graphs. 32v/3. 2a x 2, 2. 2a x 1, total power: 220W. 5v/3.
BrandSiglent Technologies #ad
ManufacturerSiglent Technologies #ad
Height11 Inches
Length16 Inches
Weight17.6 Pounds
Width14 Inches
Part NumberSPD3303X-E

3. Naweisz


DC Bench Power Supply Variable 30V/10A High Precision Adjustable Power Supply 4-Digital LED Display with Free Alligator Clip US Power Cord, DIY Tool, Repair, for Lab Equipment, Electronic Testing

Naweisz #ad - High quality& stability-high quality circuit board made, voltage overload protection, thermal protection, 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, short-circuit protection.

30v adjustable power supply- 0-30 volts and 0-10 amp outputs with 4 led digital bright display, with resolution of 001 v (10mv)and 0001a1ma, not linear regulated PSU. C. C & c. V. Modes auto conversion-it's easy to adjust your desired voltage and current with coarse and fine turning knob. 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 30-day free-returned, 36-month warranty, and lifetime technology support. Wide applications-suitable for the electronic maintenance, battery charge, electroplate, laboratory, lamp test, electrolyzation, teching, aging testing, and DIY tools. The constant voltage and current mode automatically switch over with load changes.
BrandNaweisz #ad
ManufacturerNaviTech #ad
Part NumberNP3010H

4. KKmoon


KKmoon DC Power Supply, NPS1203W 0-120V 0-3A Switching DC Power Supply 3 Digits Display LED High Precision Adjustable Mini Power Supply AC 115V/230V 50/60Hz Voltage & Current Regulated Dual Output

KKmoon #ad - Led 3 digits display of voltage, current limiting, current and power, high precision with single channel output. Automatic conversion of voltage stabilizing and current stabilizing, adopt current limiting protection mode, and any external service state will not be damaged.

Applied in production line test, electrical maintenance, battery charging, aging products, laboratories scientific research and teaching and all other need DC regulated power supply. Voltage stabilization, simple operation feature the DC power supply. Over voltage protectionovp, over current protectionOCP with over temperature protection. With replaceable fuse for safe use, convenient to change the fuse. Continuously adjustable output of voltage and current with fine regulating and coarse regulating.
BrandKKmoon #ad
ManufacturerKKmoon #ad
Part NumberDFU8767037101275TE

5. Pyramid


HAM w/ 120/240V AC Switchable to 1.5V-15 Volt DC, Universal Compact Bench Power Supply, Pyramid PSV40U, USB, 4 Amp Regulated Benchtop AC-DC Converter Power Supply for CB Radio, Digital LCD Display

Pyramid #ad - It converts standard 120V AC household power to 1. 5v-15v dc power and can supply up to 4 amp of continuous power. Used to test device/equipment operation and performance. 4 amp: the simple plug-in operation provides a constant source of dC voltage, allowing for quick and consistent power conversion.

Digital lcd display: this desktop bench power supply is equipped with voltage meter LCD display w/ rotary control for voltage level adjustment. Usb charge port: this digital workbench variable PSU power converter features a USB charge port and universal dual screw connection terminals compatible w/ a wide range of device/equipment. Works w/ cellular phones, scanner, CB radio, HAM radio, etc. Provides reliable ac-to-DC power conversion w/ constant source of DC voltage.

Switch-activated power control eliminates the need for an external battery or additional power source. Converts ac to dc: the switching dc power supply features ac-dc converter variable linear / regulated design. Short-circuit protection: equipped w/ built-in electronic overload and short circuit protection to ensure the safety of the operator & any connected electronics. It has rugged and durable housing construction, cabinet heatsink & built-in cooling fan.
BrandPyramid #ad
ManufacturerPyramid #ad
Height2.8 Inches
Length6.5 Inches
Width6.9 Inches
Part NumberPSV40U

6. KKmoon


KKmoon LW-3010KDS 110V/220V 0-30V 0-10A Adjustable LED Digital Display DC Power Supply Switching Regulated Power Supply, Power Supply

KKmoon #ad - This is a regulated dc power supply which you can adjust current and voltage continuously. Adopt pcb board, patch technology, longer power supply life and high efficiency. Long handles for easy access. Intelligent temperature control: adjustable 8cm fan revolving speed based on load power, short-circuit protection, overheating protection, noise reduced and life prolonged.

Suitable for electron fans, electrical maintenance, battery charging, research people and the professional people. Input voltage is switchable AC110V/AC220V through the switch on the back of the instrument. It can be widely used in production line test, aging products, laboratories, scientific research and teaching and many other areas.

Using advanced technology, it effectively reduces the weight of the power supply and facilitates power supply movement. Safe and reliable: overload protection, overvoltage protection, etc. Energy-saving and efficiency: over 80% power, 40% higher than other liner power supplies. Can be used in the electronic circuit such as the operational amplifier, digital logic circuit and so on. 4 digit led display of voltage and current, high precision.
BrandKKmoon #ad
ManufacturerKKmoon #ad
Part NumberSPG1934547341725XX



UNIROI 0-32V / 0.10.2A 4 Digital Power Supply Adjustable Regulated Bench Power Supply with Alligator Leads US Power Cord, DC Power Supply Variable

UNIROI #ad - Upgrading function displayconstant voltage and current operating mode automatic C. C and C. 2 amps outputs; the accuracy of the backlit LED display: 0001a.

Security intelligent temperature control with built-in thermo-sensor effectively reduces noise and prolongs product life. 01v and 0 Multiple protectionsLimit current protection, over-voltage protection, thermal protection, short-circuit protection. Stabilized power supplyadjustable dc power supply: 0-32 volts and 0-10 Conversion; Light weight with a heavy output. Best serviceuniroi's dc power supplies are FCC certified, 30-day limited for 24 months for you! V.
BrandUNIROI #ad
ManufacturerUNIROI #ad
Part NumberUCP3010S-FBA-US
Warranty1 year warranty



Computer Project, Radio, MENZO 12v 30a Dc Universal Regulated Switching Power Supply 360w for CCTV

MENZO #ad - In-door use only! you can choose the input voltage 110V/230V by switch. Warranty: any issue do not hesitate to contact us, we will offer a guaranteed satisfaction. High quality switch power Supply Widely used in Industrial automation, communications, LED display, etc. Smart device surge protection for Shortage Protection, Overload Protection, Over Voltage Protection.
BrandMENZO #ad
ManufacturerMENZO #ad
Height2.2 Inches
Length8.6 Inches
Width4.5 Inches
Part NumberBMN0050



SUPERNIGHT 12V 30A Switching Power Supply, CCTV, Radio, 110-240 Volt AC to DC 360W Universal Regulated Switching Transformer Adapter Driver for 3D Printer, LED Strip Lights,Computer Project

SUPERNIGHT #ad - Perfect for 3d printer, ham radio transceiver, car subwoofer amp Audio Amplifier, RC LiPo Chargers and LED Strips. Smart chip provide overcharge/ overload/ short-circuit/ over-heat protection, Auto-recovery protection. We promise 30 days worry-free return, lifetime after-sale service, 1 year replacement assurance, 24H x 7Day customer service support. High quality switching power supply, stable 12V output, protect your electronic products from destruction. Input: 100v-240v, output current: 0 ~ 30a, 50/60hz; output voltage:12V DC, Output Voltage adjustable range: ±10%.
ManufacturerSUPERNIGHT #ad
Part Number003D

10. Haitronic


Haitronic HPS605D, 3 Digital Display with Alligator Cable and Power Cord, Precise Variable DC 0~60V @ 0~5A Output, Adjustable Switching DC Power Supply

Haitronic #ad - Safe to use! full fuse protecting makes it safe to use: over-load protection function, overheated protection function, short circuit protection function. It, it is single channel output, can switching 230V/110V to DC0V~60V, dual LED display.

Cv/cc working pattern switching automatically. It is continuously adjustable within the rated AC 230V/110V to DC60V~0V. Stable! each unit, 0~5a adjustable accuracy, we make sure 7x24h aging test before QC pass. Small body! easy handling, a sturdy case, novel appearance, good performance, excellent cost effectiveness. Up to 0~60v & 0~5a dc output for stable dc output, can meet much comprehensive DC power supply request, such as laptop maintance, DIY prototyping power supply. Compact and eco-friendly! get rid of all 1. 5v/ 3. 7v/ 9v etc dry cell, and lithium cell, it will never "power off".
BrandHaitronic #ad
ManufacturerHaitronic #ad
Part NumberHPS605D