AC Adapter, 330W, 19.5V, 3

The Dell Y90RR is a 330 W AC adapter for powering compatible laptops. Its output is 19.5 V at 16.9 A, and its AC input range is 100–240 V at 50–60 Hz.

It is also identified as model DA330PM111 and reference ADP-330AB D. These identifiers help distinguish the adapter when matching part numbers.

Compatibility is listed for Dell Alienware M18X R1, M18X R2 and M18X R3. The model list helps check whether this adapter is intended for a particular laptop.