5V to 12V USB Boost Converter Cable – DC 5.5x2.1mm 1M
5V to 12V USB Boost Converter Cable – DC 5.5x2.1mm 1M
Power Your 12V Devices from Any USB Port or Power Bank
The VIKEFON 5V to 12V USB Boost Step-Up Converter Cable is the ultimate solution for powering your WiFi router, modem, cooling fan, or other 12V DC devices directly from a standard 5V USB source or power bank — no wall outlet required. With its built-in step-up (boost) converter, this 1-metre cable intelligently raises your USB's 5V input to a selectable 5V, 9V, or 12V DC output, giving your devices the voltage they need wherever you are.
Made in Mainland China.
Key Specifications
- Input Voltage: 5V (USB)
- Output Voltage: 5V / 9V / 12V (selectable)
- Max. Output Current: 9V @ 2A | 12V @ 1.5A
- Connector: USB (input) to DC 5.5×2.1mm barrel jack (output)
- Cable Length: Approx. 1 metre
- Assembly Required: No — plug and play
Why You'll Love It
- 🔌 Universal Compatibility: Works with WiFi routers, modems, power banks, cooling fans, and most 12V DC barrel-jack devices
- ⚡ Efficient Boost Circuit: Built-in step-up converter delivers stable, regulated voltage output
- 🔋 Power Bank Friendly: Turn any USB power bank into a portable 12V power supply — perfect for travel, camping, or outages
- 📏 1-Metre Length: Generous cable length for flexible placement
- 🛡️ No Hazardous Chemicals: Free from high-concern chemicals for safer everyday use
- ✅ Plug & Play: No setup, no tools, no hassle — just connect and go
Perfect For
Home networking equipment, travel routers, desk fans, LED strips, small appliances, and any device requiring a DC 5.5×2.1mm barrel connector at 5V, 9V, or 12V.
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Frequently Asked Questions
Q: Can this USB boost converter cable power my WiFi router from a power bank?
A: Yes! That's one of its primary uses. Simply connect the USB end to your power bank and the DC 5.5×2.1mm barrel jack to your router's power port. The built-in step-up converter boosts the 5V USB output to 9V or 12V as needed, allowing your router or modem to run off a standard USB power bank — ideal during outages or when travelling.
Q: What devices are compatible with this 5V to 12V USB step-up cable?
A: The cable is compatible with any device that accepts a DC 5.5×2.1mm barrel connector and operates at 5V, 9V, or 12V — including WiFi routers, ADSL/cable modems, small cooling fans, LED strips, and similar electronics. Always verify your device's voltage and current requirements before use.
Q: What is the maximum current output of this boost converter cable?
A: The cable supports up to 2A at 9V output and up to 1.5A at 12V output. For best performance, ensure your USB power source (power bank, USB charger, etc.) can supply sufficient current to meet the converter's input demands.
Q: Is any installation or assembly required?
A: No. This is a true plug-and-play cable. Simply connect the USB end to your 5V power source and the DC barrel jack to your device — no tools, drivers, or configuration needed.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.