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Black rectangular AC adapter with 6.0 by 3.7 mm barrel connector and detachable power cord

saiwan

saiwan 240W AC Adapter ADP-240EB B 20V 12A 6.0x3.7mm

SKU CH-44EQ-928ST

Delivers 240 W at 20 V 12 A through a 6.0 × 3.7 mm connector for compatible ROG Zephyrus, Flow, Strix, TUF and ProArt laptops

  • Product typeAC Adapters
  • Delivers 240W power for demanding laptops
  • Accepts 100-240V input for worldwide use
  • 20V 12A output matches original charger specs
  • 0 x 3.7mm connector fits listed ROG and TUF models
  • Includes power cord and adapter in one package

240W AC Adapter with 6.0×3.7 mm Connector

This 240 W adapter delivers 20 V at 12 A and accepts 100–240 V input at 50–60 Hz. It ships with a power cord and the barrel connector sized at 6.0 mm outer diameter and 3.7 mm inner diameter. The unit is designed for laptops that require exactly this voltage and connector geometry.

Compatible Laptop Models and Limits

The adapter fits ROG Zephyrus G14, G15, G16, M16, S15 and S17 models including GA402, GA503, GU603, GX501 and GX701. It also matches ROG Flow X16 GV601, TUF Gaming A15, A16, A17, F15, F16, F17, ROG Strix SCAR 15 G533, ProArt Studiobook Pro 16 and Vivobook Pro 16X and 15X. Buyers whose laptops need more than 240 W or a different barrel size should choose another charger.

240W Output Decides Suitability

The single specification that determines fit is the 240 W output at 20 V and 12 A. If the original power supply for the laptop is rated at this wattage and uses the 6.0×3.7 mm connector, this adapter will work. Any machine requiring higher wattage or a different connector cannot use this unit.

How it compares

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

Price $66.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Product
Product typeAC Adapters

Questions about this item

My laptop uses a 6.0 mm by 3.7 mm barrel plug — does this adapter match that connector?

Yes, the adapter ends in a 6.0 * 3.7 mm barrel connector, which is the size listed for the supported ROG and TUF models.

Will this 240 W adapter safely charge a ROG Zephyrus G14 that originally shipped with a lower-wattage brick?

The adapter delivers 20 V at 12 A for 240 W and accepts 100-240 V input, so it will negotiate the correct power with any compatible laptop that uses this connector.

After plugging it in, how can I confirm the adapter is delivering full power to my ROG Strix Scar 15?

The laptop’s battery indicator should show charging at the maximum supported rate and the adapter’s LED (if present) will stay solid without overheating during sustained load.

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