5v 9v 12v Step Up Usbs of 2025
Best Choice1
AITRIP2pack DC 5V to DC 12V 9V USB Voltage Step Up Converter Cable Power Supply USB Cable DC Voltage Converter 1A Step-up Volt Transformer Power Regulator Line with LED Display for Desk Lamp Small Fan
Main highlights- voltage adapter provides your devices reliable protection from over-current, over voltage, overload or short circuit ；Switch and LED display: our step-up regulator is designed with switch, you can choose the output 9V or 12V through it, and the LED display would tell the output voltage
- Widely Usage, Designed with switch, you can choose the output 9v or 12v through it, and the LED display would tell the output voltage value Super convenient for different kinds of devices such as Fan, Table Lamp, Bluetooth Audio, Wireless Router, Speakers that requires for 12V power.
- USB step up converter input voltage is DC 5V, output voltage is DC 9V or 12V, max output current is 1A (9V), 0.8A (12V).
- PACKAGE INCLUDING: 2x 5v to 9v 12v USB converter; 2x 3.5*1.35mm DC connector.
- 2 Pieces DC 5V to DC 9V 12V USB Voltage Step Up Converter Cable with 1A Step-up Volt Transformer Power Regulator Line with LED Display for Fan, LED Light, Wireless Router, Speakers and More Devices
9.6Exceptional
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Value for Money2
AITRIPAITRIP 4pcs 5V to 9V USB Voltage Step Up Converter Cable Power Supply With 5.5x2.1mm DC Connect Male 1M for WiFi Router Mini Fan Speaker 3.2ft
Main highlights- USB to 9V step up cable with DC jack 5.5 x 2.1mm, please check if it fits in the power jack on your devices.
- 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.
- USB Input voltage: DC 5V ； DC output voltage: DC 9V ； DC plug: 5.5*2.1mm ；Cable length: 1M
- It is widely used in 9V low-power equipment such as a wireless router, smart speaker, smart camera, light band, game console, table lamp, breast pump, mini fan, development board,etc.
- 9v to usb voltage adapter has built-in upgraded smart IC chip, which provides perfect overcurrent, overvoltage, overload or short circuit protection for your equipment, safe and reliable
9.4Excellent
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3
HiLetgoHiLetgo USB Boost Converter Cable DC 5V to 9V 12V USB Step-up Cable USB to DC 5.5x2.1mm 3.5x1.35mm USB Power Supply Adapter UBS Power Voltage Boost Converter Max Power 18W
Why we love it
Convenient during power outages.
Versatile with multiple voltage outputs.
Easy to use with power banks.
9.3Excellent
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4
DROKDROK USB to 9v, 5v to 12v Step Up, USB Cable DC 5V Boost to 9V 12V Voltage Converter 1A Step-up Volt Transformer Power Regulator Line with LED Display
9.1 Durability8.7 Simple to use8.4 Easy installationWhy we love it
Easy to use plug and play.
Switch LED display choose output voltage.
Portable small dimensions.
9.2Excellent
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5
iGreelyiGreely DC 5V to DC 9V USB Voltage Step Up Converter Cable 3.3ft/1m Power Supply Adapter Cable with DC Jack 5.5 x 2.5mm or 5.5 x 2.1mm, for Fan, Led Light, Wireless Router, Speakers and More Devices
Main highlights- 【Widely Usage】 It is super convenient for different kinds of devices such as fan, table lamp, bluetooth audio, wireless router, speakers which requires for 9V power. Useful for powering the WiFi router via a power bank or other 5V power source during power outages. Can also be used with other devices that require a 9V power supply
- 【USB 5V to DC 9V Cable】Because the USB input is 5V 2A male, please make sure the current is 2A or the device may not work. The DC output is 9.0V and the max current is 0.8A. Note: NOT suitable for high current equipment
- 【Safe & Reliable】As built in upgraded intelligent IC circuit, our voltage adapter provides your devices perfect protecetion from over-current, over voltage, overload or short circuit
- 【PLEASE NOTE】Our products are DC5521 connectors, but each of our products comes with an additional DC5521 female to DC5525 male adapter. With this adapter, the DC head section of this product is also DC5525 male. So this product is compatible with both sizes. Please check if it fits in the power jack on your devices
9.1Excellent
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6
Shutao5V to 9V 12V Step Up USB Boost Converter DC 5V Boost to 9V 12V USB Step-up Cable Voltage Converter 1A Transformer Power Regulator Line LED Display Power Voltage Converter with 3.5x1.35mm Connecter
Main highlights- USB step up boost converter input voltage: DC 5V
- USB boost converter cable plug and play, you can still enjoy the WIFI when power down, can be used to power the router via power bank if power down.
- Step up regulator is designed with switch, you can choose the output 9v or 12v with LED display, can also be applied to other device which is 5v power supply, such as small fan, desk lamp, solar panel, USB power pack, power adapter etc.
- Output voltage: DC 12V/9V
- Max output current:0.8A 12V; 1A 9V
8.9Very Good
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7
XMSJSIYXMSJSIY DC - DC USB Buck Boost Converter Voltage Regulator 5V to 1.8V 3.3V 5V 9V 12V 24V Adjust Step Up Step Down Power Supply Module Max 3W USB Power Supply with LED Voltmeter
Main highlights- 【Voltage Conversion】DC voltage regulator converts 5V voltage to 1.8V 3.3V 5V 9V 12V 24V, with a maximum output power of 3W. It is a low-power adjustable power supply that meets the needs of low-power electronic devices
- 【Real Time Monitoring】LED monitor displays the output voltage in real-time, with red LED lights that accurately monitor the voltage at different times. It has low power consumption and wide voltage output; Multiple protections such as short circuit, overcurrent and overvoltage protection, and charging backflow prevention
- 【 USB Connection 】 USB adjustable power supply module comes with a USB-A port, which can be connected to a phone charger or USB 5V adapter, or to a USB adapter board and Micro USB input; The output port is a 2-pin Solderless terminal, which connects to the output device cable and enables voltage regulation
- 【 Potentiometer Adjustment 】 Adjustable boost and buck power supply module is equipped with a long handle potentiometer, which can manually adjust the output voltage by rotating clockwise to increase the voltage. Adjust the output device by changing the voltage
- 【 Application 】 DC-DC USB adjustable voltage regulator is small in size and light in weight, suitable for instrument debugging and school experiments; It is also used for various low-power electronic projects such as general voltage conversion, automotive/motorcycle battery voltage monitoring, or other voltage measurements
8.7Very Good
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8
XIITIAXIITIA 2pcs USB Buck Boost Converter 3.5V-12V to 1.2V-24V DC-DC Adjustable Step Up Step Down Power Supply Module Voltage Regulator 5V to 3.3V 9V 12V 18V 24V
Main highlights- 【Data Storage】: automatically save the state before the power failure, the output data will not be lost.
- 【Adjustable Voltage】: adopt multi-turn precision adjustable potentiometer to adjust voltage.
- ★The power supply module display with voltage, USB adjustable buck boost power supply module 3.5-12V to 1-24V.
- ★Plug in USB or micro USB can easily output adjustable voltage from 1V to 24V and the power is 3W.
- ★One key to turn off the output, and store the state before power off, no worry about data loss.
8.6Very Good
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9
FARSENSEFARSENSE USB DC 5V to 12V Step Up Power Cable(3FT),USB C to DC 12V Adapter with DC Jack 5.5 x 2.5mm(Compatible with 5.5 x 2.1) and 3.5 x 1.35mm, Boost Converter Supports Voltage Display
Main highlights- 【With Switch and Voltage Display】The switch function can effectively reduce the wear and tear caused by plugging and unplugging the power interface.Easy to operate,the output can be turned on and off by lightly pressing the switch,and supports voltage display.
- 【Widely Usage】 Plug and play, usb 12v adapter is widely used in 12V low-power equipment such as usb-hub/mini fan/led pixel light/camera/tablet/router/mp3/toy/bluetooth speaker/video recorder/scanner/hard disk box/electronic clock/doorbell,etc.
- 【What you get 】1 x USB step up converter;1 x 3.5 * 1.35mm connector,10Gbps USB A female to USB C male adapter.We promise 30 days' money back and 24 hours customer service.Please contact us if you have any questions or problems.
- 【Safe and Reliable】Built-in intelligent IC circuit and high-quality electronic component,Farsense USB to 12V adapter provides your devices perfect protection from over-current,over-voltage,over-temperature,short circuit.USB to 12v cable core is made of pure copper core,which has fast conduction and stable transmission performance.The sheath is made of PVC material,which is flexible and can withstand high-strength bending,bending life up to 10000+.
- 【Product Parameters】USB step up boost converter input voltage: DC 5V; output voltage: DC12V;max output current:1A;convert ratio: 80%-90%,weight: 45g;size:1.65inch x 0.86inch x 0.43inch,cable length:3ft,plug: 5.5x2.5mm (compatible with 5.5x2.1) and 3.5*1.35mm,polarity: inner positive,outer negative.Note: not support charging the laptop,no fast charging,no data transmission.Please be sure to check the voltage and current of the device before purchasing.
8.4Good
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10
FARSENSEFARSENSE USB DC 5V to 9V Step Up Power Cable(3ft), USB to DC 9V Adapter with DC Jack 5.5 x 2.5mm(3.5 x 1.35mm),Boost Converter Supports LED Indicator
Main highlights- 【Widely Usage】 Plug and play,It is widely used in 9V low-power equipment such as a wireless router, smart speaker,smart camera,light band, game console, table lamp,breast pump,mini fan,development board,etc.
- 【What you get 】1 x USB Step up Converter;1 x 3.5 * 1.35mm Connector.We promise 30 days' money back and 24 Hours Customer Service.Please contact us if you have any questions or problems.
- 【Security Parameter】Built-in intelligent IC circuit and high-quality electronic component,Farsense USB to 9V adapter provides your devices perfect protection from over-current,over-voltage,over-temperature,short circuit.
- 【Electrical Parameters】USB step up boost converter input voltage: DC 5V;output voltage: DC 9V;max output current:1.2A;convert ratio: 80%-90%.Note: not suitable for high current equipment.
- 【Appearance Parameters】Appearance: frosted shell;weight: 39g;size: 50mm x 18mm x 9mm.It is very suitable for travel,outdoor use,power down use.
8.3Good
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