The ASUS 240W charger is a high-power AC adapter designed primarily for demanding ROG (Republic of Gamers) gaming laptops, such as the ROG Strix Scar series (e.g., G533, G733), ROG Zephyrus series (e.g., Duo 15/16, S15/S17, M16), and some ProArt or TUF models with high-end GPUs that require substantial power.
Key Specifications
• Output — 20V at 12A (240W total)
• Input — Universal 100-240V ~ 50-60Hz
• Connector — Typically a 6.0 x 3.7mm barrel plug with a center pin (older/standard models) or a newer rectangular “compact plug” for 2025+ thinner ROG laptops
• Common Part Numbers — ADP-240EB B, A20-240P1A, AD240-00E
• Features — Built-in protections (over-voltage, over-current, over-temperature, short-circuit), compact design for portability, and fast charging on compatible devices