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Compact black rectangular AC adapter with attached cable and detachable power cord

Chicony

Chicony A12-040N1A power adapter 12V 3.33A 40W

SKU CH-Q434-1YE2Y MPN A12-040N1A

Delivers 12 V at 3.33 A (40 W) from a 100–240 V supply and includes a power cord

  • Worldwide voltage compatibility backed by 100-240V input range
  • Steady 12V 3.33A output delivers reliable 40W power
  • Includes power cord for immediate setup
  • Built by Chicony, supplier to Acer, Asus, Dell, HP
  • Certified quality with ISO 9001, ISO 14001 and CNS 15506

Genuine 40W Chicony adapter

This genuine Chicony A12-040N1A power adapter delivers 12V at 3.33A for a total of 40W. It is built to safely power compatible laptops and devices from brands such as Acer, Asus, Dell, HP and others. The unit includes a detachable power cord for immediate use.

Simple plug-in installation

Installation requires only connecting the DC plug to the device and the supplied cord to a wall outlet. The adapter accepts 100-240V input at 50-60Hz for worldwide voltage compatibility. Built-in safeguards protect against incorrect voltage, short circuit and internal overheating. The adapter may arrive in bulk packaging with minor cosmetic marks from handling.

Suits owners of matching 12V 40W devices

This adapter suits users replacing a lost or faulty 12V 3.33A unit with the same connector polarity. It is not suitable for devices requiring a different voltage, higher amperage or a proprietary connector not matched by this model. Buyers needing more wattage or a different output specification should look at other options.

How it compares

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

Price $19.99
Cheaper than about 58% of the 3,875 comparable items (median $23.99).

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Specifications

Product
Model nameA12-040N1A

Questions about this item

How can I confirm the adapter is delivering 12V 3.33A after connecting it?

The unit should power the device steadily with no error lights or shutdowns; a multimeter on the DC plug will read 12 V under load.

Does the package include the AC power cord or must I buy it separately?

The adapter ships with a mains power cord included, so no separate cord purchase is needed.

Which part number matches the 40 W 12 V model listed?

Choose the unit marked A12-040N1A / AD-4012NHF; it is the 40 W version with 12 V 3.33 A output.

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