We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Green rectangular circuit board with a silver USB-A port and black components, bare PCB visible

SMUGDESK

SMUGDESK QC2.0 QC3.0 DC-DC Buck Converter Step Down Module 6V-32V to 5V/9V/12V Power Adapter

SKU CH-67J0-DSF0H

A DC-DC buck converter steps 6–32 V input down to 5 V, 9 V or 12 V with QC2.0 and QC3.0 fast-charge output for automotive, solar and DIY USB power projects

  • Wide 6V-32V input suits 12V/24V vehicle and solar sources
  • Auto-switch QC2.0/QC3.0 output delivers 5V, 9V, 12V fast charge
  • Dedicated QC control chip ensures stable quick charging for phones and portables
  • Synchronous buck design with over-current, over-voltage, short-circuit protection cuts heat
  • Compact USB-A board fits car DIY, solar power banks and SBC auxiliary power

DC-DC buck converter for vehicle and solar power

This SMUGDESK module steps down a 6V to 32V DC source to a USB-A port that delivers 5V, 9V or 12V using QC2.0 and QC3.0 protocols. It suits makers adding fast charging to car, solar or industrial projects. The board accepts 12V and 24V vehicle systems directly.

Compact PCB with USB-A output and protection

A synchronous buck design keeps heat low while built-in over-current, over-voltage and short-circuit guards protect both the source and connected devices. The standard USB-A female socket simplifies wiring for DIY charging refits, power-bank builds or single-board computer auxiliary power.

Efficient thermal performance for enclosed

High conversion efficiency reduces wasted power so the module runs cool inside tight enclosures such as vehicle consoles or weatherproof solar boxes. Protection circuits prevent damage from accidental shorts or voltage spikes during normal operation.

Highlights

  • Wide 6V-32V input suits 12V/24V vehicle and solar sources
  • Auto-switch QC2.0/QC3.0 output delivers 5V, 9V, 12V fast charge
  • Dedicated QC control chip ensures stable quick charging for phones and portables
  • Synchronous buck design with over-current, over-voltage, short-circuit protection cuts heat
  • Compact USB-A board fits car DIY, solar power banks and SBC auxiliary power

Specifications

No published specifications for this item yet.

Questions about this item

Does the 6 V–32 V input range support both 12 V and 24 V vehicle systems?

Yes, the module accepts 6 V to 32 V DC, so it works directly with 12 V and 24 V vehicle, solar or industrial sources.

What physical space and connections does the board require for mounting?

A compact PCB with a standard USB-A female port; it fits in tight enclosures and needs only two input wires plus the USB socket for output.

How is the module wired, and which step is commonly missed?

Connect the DC source to the input terminals observing polarity, then plug the USB device; the frequent mistake is reversing the input polarity, which triggers the protection circuit.

New to this? Which coin should you pay with — what to check, what it costs to pay, and what is never asked for.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.