For access to this article, please select a purchase option:
Buy article PDF
Buy Knowledge Pack
IET members benefit from discounts to all IET publications and free access to E&T Magazine. If you are an IET member, log in to your account and the discounts will automatically be applied.
Software tools are emerging to help IT managers keep power usage under strict control. Martin Courtney looks at four packages that aim to empower the down powering process.