USB Boost Converter DC 5V to 9V/12V Step-Up Power Cable
USB Boost Converter DC 5V to 9V/12V Step-Up Power Cable
USB Step-Up Boost Converter Cable – DC 5V to 9V / 12V with 3.5×1.35mm Connector
Power more devices from any standard USB port with this compact and efficient USB DC Boost Converter Cable. Designed to step up 5V USB output to 9V or 12V DC, this converter lets you run routers, optical modems, and other small electronics directly from a USB power bank, laptop, or charger — no wall adapter required. Made in Mainland China.
Key Features
- Versatile Voltage Boost: Converts USB 5V input to 9V or 12V DC output, meeting the specific power requirements of a wide range of devices.
- Multifunctional Use: Ideal as a power cable for routers, optical modems, small fans, LED strips, and other USB-powered electronics requiring higher DC voltage.
- High Conversion Efficiency: Advanced boost circuit technology delivers strong, consistent power with minimal energy loss.
- Wide Compatibility: Fitted with a DC 3.5×1.35mm barrel connector, compatible with the majority of consumer electronics and small appliances using this standard plug.
- Stable & Reliable Output: Built with high-quality internal components that provide steady voltage conversion and protect connected devices from fluctuations.
- Compact & Portable: Lightweight cable design makes it easy to carry in a bag or toolkit for on-the-go power needs.
Specifications
- Input Voltage: DC 5V (via USB-A)
- Output Voltage: DC 9V / 12V (selectable)
- Output Connector: 3.5×1.35mm barrel plug
- Type: DC/DC Step-Up (Boost) Converter
- Quantity: 1 piece
- Country of Origin: Made in Mainland China
What's in the Box
- 1 × USB Boost Converter Step-Up Cable (DC 5V to 9V/12V, 3.5×1.35mm connector)
Please Note
- Product images are for illustration purposes; please refer to the written specifications for exact details.
- Allow minor tolerances due to manual measurement.
- Colors may vary slightly depending on your monitor settings.
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Frequently Asked Questions
Q: What devices can I power with this USB boost converter cable?
A: This USB step-up converter cable is compatible with any device that accepts a 3.5×1.35mm DC barrel connector and operates at 9V or 12V — including routers, optical modems, small LED drivers, and other low-power DC electronics. Always confirm your device's input voltage requirements before use.
Q: Does this cable work with any USB power source?
A: Yes — it works with any standard USB-A port supplying 5V, such as USB power banks, laptop USB ports, USB wall chargers, and USB hubs. The converter steps the voltage up internally, so your USB source only needs to supply 5V.
Q: Can I select between 9V and 12V output?
A: Yes, this converter supports both 9V and 12V DC output. Refer to the product variant or switch on the cable to select the appropriate output voltage for your device.
Q: Is the voltage output stable and safe for sensitive electronics?
A: The cable uses a quality boost converter circuit designed to deliver a consistent, regulated DC output, helping to protect connected devices from voltage fluctuations during operation.