The HP Power Advisor is a tool provided by Hewlett-Packard to assist in the estimation of power consumption and proper selection of components including power supplies at a system, rack, and multi-rack level. A variety of additional features are also provided including a condensed bill of materials, a cost of ownership calculator, and a power report.

HP Power Advisor is available as both an online tool, running directly from HP.com, and as a downloadable tool. Instructions on how to download and use the tool, as well as other helpful links, are located in the sections below.