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
Compact black car power adapter with 5.5x2.1mm barrel plug and cigarette lighter plug

SMUGDESK

SMUGDESK 9V 1A 2A Car DC Power Adapter 5.5x2.1mm

SKU CH-217Y-DS7VQ

Converts a 12 V car socket to regulated 9 V DC with 5.5 × 2.1 mm barrel plug and built-in safety protections

  • Converts 12 V car power to stable 9 V output
  • Dual 1 A and 2 A current options match device needs
  • Standard 5.5 mm × 2.1 mm barrel plug fits common gear
  • Built-in overcurrent, overvoltage and short-circuit protection
  • Compact plug-and-play design inserts directly into cigarette lighter

Portable 9 V car power adapter

This SMUGDESK adapter converts a vehicle's 12 V cigarette lighter socket to a stable 9 V DC output. It provides selectable 1 A or 2 A current options for various low-voltage electronics. The standard 5.5 mm by 2.1 mm barrel jack fits many common devices. Built-in protections guard against overcurrent, overvoltage and short circuits.

Check your device before ordering

Verify that your equipment requires exactly 9 V DC input and draws no more than 2 A. Confirm the power connector matches the 5.5 mm outer and 2.1 mm inner barrel dimensions. Ensure your vehicle supplies a standard 12 V accessory socket. The adapter is designed only for step-down conversion from 12 V sources.

Suits mobile low-power 9 V gear

Ideal for powering routers, CCTV cameras, portable fans or test instruments on the road. Not suitable for devices needing voltages other than 9 V or currents above 2 A. Buyers who want more output flexibility or a different connector type should look at something else.

Highlights

  • Converts 12 V car power to stable 9 V output
  • Dual 1 A and 2 A current options match device needs
  • Standard 5.5 mm × 2.1 mm barrel plug fits common gear
  • Built-in overcurrent, overvoltage and short-circuit protection
  • Compact plug-and-play design inserts directly into cigarette lighter

Specifications

No published specifications for this item yet.

Questions about this item

Does the adapter include the cigarette-lighter plug and the 5.5×2.1 mm barrel connector, or must I buy a separate cable?

The unit plugs directly into the vehicle cigarette-lighter socket and terminates in a fixed 5.5 mm outer × 2.1 mm inner DC barrel plug, so no extra cable is required.

Should I select the 1 A or the 2 A version for my 9 V router?

Choose the 2 A model if the router's label shows a current draw above 1 A; otherwise the 1 A version is sufficient and runs cooler.

Will the adapter maintain a steady 9 V when the car electrical system fluctuates between 12 V and higher voltages?

The built-in buck converter regulates the 12 V vehicle supply down to a stable 9 V output and includes over-voltage, over-current and short-circuit protection to handle voltage spikes.

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.