If you have a Compaq Armada laptop power supply that needs to be replaced then you're in the right place. For replacement ac adapters, just locate your specific Compaq Armada model number to find the right laptop power adapter for your computer. Compaq AC power adapters are the critical link in providing power to the laptop but also to charge the Compaq battery. If your Armada ac adapter either died completely or won't charge your battery then you'll need a replacement.