Top 10 Variable USB Power Supply – Computer Power Supplies

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1. Tekpower


Tekpower TP3645A Programmable Variable DC Power Supply 36V / 3A with USB Connection with Software CD and Mountable Rack

Tekpower #ad - Power ms power management system software, ActiveX and DLL tools, Support VB, delphi, VC++, LABVIEW. Constant voltage & constant current mode. 0-36 volts and 0-3 Amps. Easy to use with numerical keypad with direct input and rotary knob adjustment. 10 parameters storage.
BrandTekpower #ad
ManufacturerTekpower #ad
Height8.39 Inches
Length9.84 Inches
Weight13.23 Pounds
Width3.46 Inches
Part Number3645A

2. Siglent Technologies


Siglent Technologies SPD3303X-E Triple Output Power Supply

Siglent Technologies #ad - 5v/3. 2a x 1, total power: 220W. Output modes: Independent, Series, Parallel. 3v/5v/3. 3 independent Controlled And Isolated Outputs. 32v/3. 2a x 2, 2. Timing output Function. Trending Graphs.
BrandSiglent Technologies #ad
ManufacturerSiglent Technologies #ad
Height11 Inches
Length16 Inches
Weight17.6 Pounds
Width14 Inches
Part NumberSPD3303X-E

3. iGreely


USB 5V to DC 12V Cable 3ft, DC 5V to DC 12V USB Voltage Step Up Converter Cable, iGreely Power Supply USB Cable with DC Jack 5.5 x 2.5mm or 5.5 x 2.1mm

iGreely #ad - Package including: 5v to 12v step up cable x 1, just contact us if you have any issues about the quliaty or other questions, 2 years long time warranty, we will take the issue for you via replacement or refund.

Dc output: 12. 0v; max current: 06a, cable Length: 3ft. Please note: the size of the dc connector is od: 5. 5 mm and ID: 2. 5 mm2. 1mm. Please check if it fits in the power jack on your devices. Safe & reliable, with built-in upgraded intelligent IC circuit, our voltage adapter provides your devices perfect protecetion from over-current, over voltage, overload or short circuit. Usb input: 5v 2a male, please make sure the current is 2A or the device may not work. Note: not suitable for High Current Equipment. Widely usage, table lamp, wireless router, Bluetooth Audio, Super convenient for different kinds of devices such as Fan, Speakers that requires for 12V power.
BrandiGreely #ad
ManufactureriGreely #ad
Part NumberIG-PC05



DC Fan 12V 1A case Fan Fan Compatible with Computer / PS4 / TV Box/AV Cabinet/Router Multi-Way, ELUTENG 80mm Fan 12v Power Supply PC Fan 3 speeds

ELUTENG #ad - Cooling fanthe latest updated 12v 1a 80 * 80mm fan with speed switch, stronger wind and 3 adjustable speed levels for different cooling requirements. L/m/h speed switchdc fan, 6 times the speed of the 8 cm fan of the previous generation. Note: the higher the wind speed, the louder the noise.

Protects your equipment and extends the life. There is a cable protection adhesive on the corner connection, which is wear-resistant, not easy to break and safer to use. High qualitythe exquisite black painted metal grill is not easy to rust or fade; high quality bearings, durable; compact design 8 cm * 8 cm * 2. 5 cm, it is very suitable for tight spaces. Air volume: 37. 1/42. 1/46. 6 cfm; speed: 3200/3600/4000 rpm.

Multiple protectionthe metal grille is used on both sides to avoid injuries to the blade and damage to fingers and wires during work. Stronger air volumethis dc fan has 7 blades, and the air volume can reach 46. 6 cfm, the highest speed can reach 4000rpm, which can meet the higher heat dissipation requirements, and suitable for cooling PC/laptop/TV boxes/receivers/AV housings/PS4/projectors/routers. If you need a quiet environment, please set the speed to a low value.
BrandELUTENG #ad
ManufacturerELUTENG #ad
Part NumberUA-ELT-CS-PAFAN-80-BK-12V1A



Mini USB, 3.0x1.1, 3.5x1.35, 2.5x0.7, DC 5V Power Cord, 4.0x1.35, 4.8x1.7, Micro USB, Type-C, USB to DC 5.5x2.1mm Plug Charging Cable with 10 Connector Tips5.5x2.5, 4.0x1.7

HARBENDI #ad - Please read the detail info before order. Usb cable detail info: usb to dc 5. 5 x 2. 1mm plug, length: 3. 3ft 1. Meter. Wide compatibility: compatible with usb-hub / recorder / power bank / home phone system / hard disk box / LED strip Light / Webcam Router / Webcam Router / DVR / mini fan / toy / Tablet / MP3 / Bluetooth Speaker / Scanner / Mobile phone / camera / IP camera and more 5V devices.

Package: 1 x 5v usb cable, 10 X connectors. Support charging function:the product is produced with 10 plugs of different sizes, which is available for use of common household equipment. Connectors:include 10connectors dc2. 5*07mm / dc5. 5*2. 5mm/micro-usb / dc3. 5*1. 35mm / dc3. 0*1. 1mm / dc4. 8*1. 7mm / type-c / DC4. 0*1.
ManufacturerHARBENDI #ad

6. 69 Gonine


Gonine 90W Universal Laptop Charger, 110-240V AC to DC 19V 19.5V 20V 18.5V 15V 16V AC Power Supply Adapter, Compatible with HP Dell Acer Asus Toshiba Gateway Lenovo Notebook.

69 Gonine #ad - Compatible with: this 90w ac adapter for acer aspire: e15, for vivobook f510ua, x360; for lenovo thinkpad z60; for hp chromebook 14 11 g3 g4 g5 and more. Compatible 90w 75w 70w 65w 60w 45W 40W Notebook power adapter. 5v 19v 19. Compatible with: this 90w power supply for asus a52f a53e a53s a54c a55a a55vd a56c a56ca a56cm for lenovo ideapad n580 n581 n585 n586 toshiba satellite series laptop charger ac adapter power cord supply jbl xtreme 2 extreme 2 boombox wireless Bluetooth Portable Speaker Boost TV SoundBar Acer S2 H2 G2 LCD LED Monitor 19V 19" 20" 22" 23" 24" 25" 27" 29" 32" 34" LG LED LCD 3D 720P 1080P TV 4K Gaming Ultrawide Smart LED Monitor.

15v-20v wide output voltage: input voltage: worldwide 100-240vac, 18. 5v 3. 25a, compatible with 15v 5a, 19v 1.

75a 2. 37a 3. 16a 3. 42a, 16v 4a, 50/60hz. Plug and play, Easy to use. Smart adjustment voltage: the 90w ac power adapter laptop charger fit for most laptops. Compatible with: this 90w charger for hp smart blue tip model elitebook 820 g3 g4 / 830 g5 / probook 450 g3 / 455 g3 g4 / 850 g3 g4 g5 / chromebook 11 ee g2 g3 g4 g5 / 650 g2 g3 / 840 g3 g4 g5 / spectre x360 x2 / pavilion x360 m3-u001dx / 640 G2 G3 G4 G5 / Stream 11 Pro G4 EE / Stream 11 Pro G3 / notebook 15 / Zbook.
Brand69 Gonine #ad
ManufacturerGasage #ad
Height1.14 Inches
Length5.23 Inches
Width2 Inches
Part NumberUB-90B



CCYC DC 5V to DC 12V USB Voltage Step Up Converter Cable, USB 5V to DC 12V Cable, 5ft NOT Suitable for High Current Equipment, Power Supply Adapter Cable with DC Jack 5.5 x 2.5mm or 5.5 x 2.1mm

CCYC #ad - Usb input: 5v a male; dc output: 12. 0v; max current: 06a; positive inner, negative outer. 180 days warranty: worry-Free customer service, unconditionally refund or free replace if defective or any quality problems.

Please check if it fits in the power jack on your devices. Important note:NOT compatible for devices that require large currents. Longer transfer distance: 1. 5m/5ft power cord and no loss current, makes long distance transfer free. Widely usage, super convenient for different kinds of devices such as DVD Player, table lamp, bluetooth Audio, fan, wireless router, Speakers that OUTPUT for 12V power. Safe & reliable, with built-in upgraded intelligent IC circuit, our voltage adapter provides your devices perfect protecetion from over-current, over voltage, overload or short circuit.

Plug & play, this 5v to 12v dc converter is really handy when travelling or outdoors, just power it with a 5V 2A power bank and you can start running your 12V devices. Please note: the size of the DC Connector is OD: 5. 5 mm and ID: 2. 5 mm2. 1mm.
BrandCCYC #ad
ManufacturerCCYC-01 #ad
Part Numberusb to dc converter

8. Belker


Belker Universal 5V DC Power Cable USB to DC 5.5 2.1 mm Plug Connector Tip Charging Cord with Most Frequently Used Interface Type

Belker #ad - Support 3000ma amps. Perfect compatible with Belker whole line universal AC power adapters supplies. These dc converter connectors are made of premium durable material.

All female jack is based on 5. 5*2. 1 mm. Pure copper terminals, handing welding process and 5000 cycle times test. 10 interchangeable dc plugs tips, which makes it fits most of home appliances. Also support 2. 0a 2000ma 1. 5a 1a 1000ma 500ma 700ma 300ma amps. Max. If your device is with centre negative polarity "-", please use it with Belker polarity reversed cable together. Any quality problem, free for new. You do not have to worry about finding the suitable adapters when using various devices. Belker provides 12-month global warranty period and lifetime friendly after-sale service. Search "b07pmhmpmp" to find the cable on Amazon.
BrandBelker #ad
ManufacturerBelker #ad
Part NumberBK-Cable-11P

9. Shanqiu


Mini UPS Battery Backup Uninterruptible Power Supply for Router, Security Camera, Modem, Built-in 10000mAh with Input DC/USB Output USB 5V DC 5V/9V/12V 2A

Shanqiu #ad - Built-in 10000mah 37wh with a standard USB port, can be used as a normal power bank as well. This mini ups has 2 ways of input, 12V DC with adapter faster or 5V USB slower.

Multiple smart protections: short circuit protection, over discharge protection, overcharge protection, voltage fluctuation protection, temperature protection, safe to use. Small uninterruptible power supply for power outage, security camera, compatible with router, smartphone, ect, fingerprint recorder, DSL, fax machine, modem, and can still use the network in case of power outage. No standalone lithium batteries are sold with the product. Input: dc 12v or usb 5v, 9v=2a, output: usb 5v=2a, 12v=2A, dc 5v=2a, support any current below 2A.
BrandShanqiu #ad
ManufacturerShanqiu #ad
Height1.04 Inches
Length5.79 Inches
Weight0.77 Pounds
Width3.35 Inches
Part NumberFX 5-12
ModelFX 5-12



PSU Breakout Board ATX Power Supply DC 12V 5V 3.3V Splitter Module Desktop Adapter to USB A Hub Connector Computer Power Source Multi Port Output DIY Parent Child Electronic Kit with High Current Fuse

YAOTECH #ad - When the fuse is blown, the corresponding indicator light will go out. Feetwe provide 4 insulated feet, when you need to put the pcb board on the metal table, you can install insulated feet to avoid short circuit. 24pin 20pincompatible with 24-pin and 20-pin atx mains.

Indicator lightsthis psu converter has independent switch and 4 blue indicator lights to indicate 4 voltage output ports. It can be used for high amperage led desk lamp, fast charging is not supported, 5V*2, just normal charging, etc. Electronic enthusiasts can modify it with soldering tools too. When inserting 20 pin, please align to the right. Fuseyaotech advanced technology extended conversion connector is equipped with 5A and 8A high amp fuses for your choice, one more protection is safer and necessary.

Portsthis pc power supply unit hub has direct current 12v*3, 3. 3v*1, electronic learning & education project, electric toy charging, smart phone charging, student handmade items for school, -12V*1, USB-A 5V*2 voltage output ports. Different PSU may provide different maximum currents.
BrandYAOTECH #ad
ManufacturerShenzhen Yaotuo Technology Co., Ltd. #ad
Height0.59 Inches
Length3.46 Inches
Width2.17 Inches
Part NumberYT-ATX-BB