USB voltage booster 5V → 12V (USB – 5.5×2.1 mm) is a compact converter for powering 12V devices from a standard USB port. The ideal solution for powering routers, modems, video cameras and other equipment from a power bank, laptop or USB adapter.
Allows you to provide Internet access even during a power outage - just connect the cable to the power bank and your router.
⚙ Working principle
Inside the cable is a DC-DC boost converter, which:
- ⚡ accepts 5V from the USB port
- 🔄 boosts the voltage to a stable 12V
- 🔌 supplies power via a standard 5.5×2.1 mm plug
For stable operation, the power source must provide sufficient current (a power bank or adapter with 2A or more is recommended).
🔋 Advantages
- ✔ Voltage increase from 5V to 12V
- ✔ Ability to power the router from a power bank
- ✔ Standard 5.5×2.1 mm connector
- ✔ Compact and lightweight
- ✔ Easy connection without settings
- ✔ Ideal for emergency backup power
📌 What can be used for
- ✔ Wi-Fi routers
- ✔ Modems
- ✔ CCTV cameras
- ✔ 12V LED backlight
- ✔ Small 12V devices up to 1A
Important: before connecting, check that your device operates from 12V and consumes no more than 1A (1000 mA).
📊 Specifications
| Type | Boost DC-DC Converter |
| Input Voltage | USB 5V |
| Output Voltage | 12V |
| Maximum Output Current | Up to 1000 mA (1A) |
| Connector | DC 5.5×2.1 mm |
| Cable length | ≈ 80 cm |
| Body material | Plastic |
| Color | Black |
USB converter 5V → 12V is a simple and effective solution for backup power for your equipment. Connect a power bank and stay online even during power outages ⚡
Order from WST today — ensure stable operation of your devices in any conditions!



