280W 14A 20V ADP-280EB B AC Charger for Asus ROG - HighPower

In this review of the 280W 14A 20V ADP-280EB B AC Charger the bottom line is simple: it is a highpower replacement designed for gamers and creators who need reliable, sustained charging for Asus ROG laptops. The reviewer found the adapter delivers the promised 280W at 20V/14A through a 6.0 x 3.7mm connector, making it suitable for powerhungry Strix and Zephyrus models. Build quality and safety protections were central to the evaluation, and this review focuses on real use, fit, and whether it feels like a safe longterm substitute for the original charger.

Key Features

• 280W output: Provides the high continuous power needed to run demanding games and heavy workloads without throttling the laptop.
• 20V / 14A specification: Matches the voltage and current profile of compatible Asus ROG models so the laptop receives stable, correct power.
• 6.0 x 3.7mm connector: Uses the same barrel size as the listed ROG models for a secure, snug fit with no loose connections during play sessions.
• Wide input range: Accepts 100-240V 50-60Hz which makes it usable worldwide with the supplied US plug or with an adapter when traveling.
• Builtin safety protections: Includes OVP, OCP and SCP plus V0 grade flame retardant materials for added peace of mind under extended load.

Who It's For

This adapter is aimed at owners of compatible Asus ROG Strix and Zephyrus series laptops who need a replacement or spare power supply capable of the original wattage. It is appropriate for gamers, streamers and creative professionals who run GPUheavy workloads and need consistent high current delivery.

It is not for users of smaller, lowpower notebooks or laptops that require different connector sizes or voltage; those users should seek a charger with the appropriate lower wattage and connector. Also, if an exact OEM warranty match is required by a manufacturer service plan, check compatibility with the laptop vendor before replacing the original adapter.

Pros & Cons

Pros

• Delivers full 280W performance for sustained gaming and heavy workloads.
• Includes multiple safety protections (OVP, OCP, SCP) and flame retardant materials for safer operation.
• Wide 100-240V input range makes it usable in different regions with a travel plug or adapter.
• Connector matches listed Asus models for a reliable physical fit.

Cons

• Bulk and higher wattage mean a heavier brick than lowpower chargers, so it is less convenient for ultralight travel.

Specifications

Model	280W ADP-280EB B AC Charger
Input	100-240V 50-60Hz 3.2A
Output Voltage	20V
Output Current	14A
Power	280W
Connector Size	6.0 x 3.7mm
Included	1 x 280W AC charger, 1 x US plug

Our Verdict

The 280W ADP-280EB B is a practical, highpower replacement for compatible Asus ROG models that need full performance under gaming or production loads. With the correct 20V/14A output, matching connector and standard safety protections, it offers solid value for owners who want a dependable spare or replacement without sacrificing power delivery.

Frequently Asked Questions

Will this charger fit my Asus ROG Strix laptop?
It fits models that use a 6.0 x 3.7mm barrel connector and are listed as compatible; check your laptop model against the compatibility list before purchasing.

Does it include safety features to protect the laptop?
Yes, the adapter includes OVP, OCP and SCP protections and uses V-0 grade flame retardant materials for safer operation.

What is included in the package?
The package contains one 280W AC laptop charger and one US plug; a 1 year product maintenance service and replacement is provided.