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Black USB-A to barrel cable with inline boost module, 12 V output

SMUGDESK

SMUGDESK USB 5V to 12V Step-Up Power Adapter Cable

SKU CH-EP52-3Y5CF

Converts USB 5V power to stable 12V for cameras, lamps and speakers with built-in safety protection

  • Converts 5V USB power to stable 12V output
  • Compact integrated boost circuit enables plug-and-play use
  • Powers cameras, desk lamps, speakers and headsets
  • Built-in over-current, over-voltage and short-circuit protection
  • Lightweight flexible cable suits home, travel and power banks

USB 5V to 12V step-up cable for portable devices

This cable converts a standard USB 5V output into a stable 12V supply for small electronics. It draws power from USB adapters, power banks, laptops or hubs and delivers 12V through an integrated boost circuit. The plug-and-play design removes the need for a separate bulky adapter. Built-in protections guard against over-current, over-voltage and short-circuit conditions.

Capacity and headroom for low-power 12V gear

The converter handles cameras, desk lamps, speakers, Bluetooth headsets and similar low-power 12V equipment. It provides steady voltage conversion with low energy loss during operation. The cable runs out of headroom when the connected device draws more current than the USB source and the boost circuit can sustain. It is not suited for high-wattage appliances or continuous heavy loads.

Replaces a dedicated 12V wall wart when only USB

This cable upgrades a setup that relies on a fixed 12V mains adapter by letting you run the same device from any USB power source. The jump is worth it when you need portable or travel-friendly power for 12V gear and have a power bank or laptop USB port to hand. It does not replace a high-current 12V supply for demanding equipment.

How it compares

Measured against everything we stock in AC Adapters & Power Bricks, at today’s prices. Recalculated every night.

Price $13.99
Cheaper than about 90% of the 3,875 comparable items (median $23.99).

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Specifications

No published specifications for this item yet.

Questions about this item

Will the 12V output from this cable work with my older 12V desk lamp or camera?

Yes, the cable converts standard USB 5V power into stable 12V output, making it compatible with 12V devices such as cameras, desk lamps, speakers and Bluetooth headsets.

How can I confirm the step-up converter is functioning correctly after I plug it in?

Connect the USB end to a power source and the 12V terminal to your device; if the device powers on and operates normally, the converter is working as intended.

Does the package include a USB power adapter or power bank, or only the converter cable itself?

Only the USB 5V to 12V step-up converter cable is supplied; a USB power adapter, power bank, laptop or USB hub must be provided separately as the 5V power source.

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