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Black rectangular power brick with 7.4 by 5.0 mm barrel connector

flame unicorn

flame unicorn 19.5V 12.3A 240W AC Adapter 7.4x5.0mm for Dell Alienware M18X M17x R3 R4

SKU CH-486H-Y5VZE

240W AC adapter delivers 19.5V at 12.3A through a 7.4mm by 5.0mm connector for compatible Dell Alienware and Precision laptops

  • Battery typeLithium-Ion
  • Delivers full 240 W power for demanding Alienware laptops
  • Worldwide 100-240 V input works in any region
  • 4×5.0 mm barrel matches original Dell connector exactly
  • Multiple safety protections guard against over-current, over-voltage and short circuits
  • Certified to UL, CE, FCC and RoHS standards for reliable operation

240 W replacement adapter

This 19.5 V 12.3 A power supply delivers 240 W to compatible Dell Alienware M17x and M18x models as well as Precision M6500, M6600, M6700 and M7710 units. It is a new genuine original adapter intended for owners who need a direct replacement for a lost or failed charger. The unit matches the original specifications without modification.

7.4 × 5.0 mm barrel connector

The DC plug measures 7.4 mm outer diameter by 5.0 mm inner diameter and fits the listed Alienware and Precision notebooks directly. Built-in safety circuits provide over-current, over-voltage, short-circuit and total-power protection. The adapter meets UL, CE, FCC and RoHS standards and is 100 % tested before delivery. Input accepts 100–240 V at 50–60 Hz for worldwide use.

Check voltage, current and plug size

Before ordering, verify that your laptop requires exactly 19.5 V output at 12.3 A and uses the 7.4 × 5.0 mm barrel connector. Confirm the original part number matches J938H, GA240PE1-00, PA-9E, PA9E, J211H, 330-4342, ADP-240AB B or Y044M FHMD4. Buyers who need a different voltage, amperage or connector type cannot use this adapter.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $78.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLithium-Ion

Questions about this item

What input voltage range does the 240W adapter accept?

The adapter accepts AC 100-240V at 50-60Hz, making it suitable for worldwide mains supplies.

Which DC connector size does this charger use for Alienware laptops?

It uses a 7.4mm outer by 5.0mm inner barrel connector that matches the Dell Alienware M18X and M17x R3 R4 charging ports.

How do I confirm this adapter will work with my specific Alienware model?

Match your laptop's required 19.5V 12.3A 240W rating and 7.4x5.0mm tip, then verify your part number appears in the compatible list such as J938H, GA240PE1-00, PA-9E, J211H, 330-4342 or ADP-240AB B.

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