High-output 330W 19.5V 16.9A AC adapter designed for Alienware systems that require the large-barrel Dell-style connector. This unit provides stable power for performance desktops and notebooks, preventing throttling under load and ensuring proper battery charging where supported. Built with multiple safety protections (OVP/OCP/OTP/SCP) and BIOS wattage-ID compatibility for Alienware platforms that expect a 330W supply.
| Parameter | Detail |
|---|---|
| Output | 19.5V ⎓ 16.9A (330W) |
| Input | 100–240V ~ 50/60Hz, worldwide |
| DC Connector | 7.4 × 5.0 mm barrel with center pin (Dell-style) |
| Polarity | Center-positive |
| Compatibility Class | Alienware 330W large-barrel (not USB-C) |
| Protections | Over-voltage, over-current, over-temperature, short-circuit |
| Indicator | AC power status LED (adapter body) |
| Operating Temp | 0–40 °C (typical office/IT environment) |
| Safety/Regulatory | UL/FCC/CE equivalent (varies by OEM build) |
330W AC Power Adapter (19.5V 16.9A, 7.4×5.0 mm center-pin)
Please note that the following list is not exhaustive. Compatibility depends on the system’s specific power profile, BIOS wattage-ID, and connector type. It’s essential to verify compatibility with the system manufacturer.
✔ Alienware Desktops: X51 (all revisions)
✔ Alienware Laptops: M18x R1, M18x R2, Alienware 18
(These refer to the same 330W 19.5V large-barrel center-pin class and are cross-compatible. Labeling may vary by OEM manufacturer.)
