The HP 854055-001 is a 65 W smart AC adapter for powering compatible HP, Compaq and HPC laptops. Its desk-style design provides DC output for a laptop setup that matches the adapter’s specifications.
It supplies 19.5 V at up to 3.33 A, through a 4.5 × 2.8 mm connector with a centre pin. Check that the laptop uses this connector and output rating when choosing a replacement. The listed AC input range is 100–240 V.
The adapter has a black housing and a C6 AC socket. The power cable is not included.