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The more that businesses and non-technical decision makers understand about these aspects, the easier it will be to sign the right contract with the right data center to ensure your business is well served today and tomorrow.

This eBook provides a primer on the basics of power for the data center, how to calculate it, and the general process of how it is purchased in a third-party data center or colocation facility.

The eBook is divided into two major sections:
  • How is Power Measured.
  • Calculating Your Power Needs.

How is Power Measured

This section explains the different electrical terms and how these terms fit into the consumption of power with servers and IT equipment in the data center. This includes:

  • Volts (V)
  • Amps (A)
  • Watts (W)
  • Kilowatt (kWh)
  • Kilowatt hours (kWh)
  • Alternating Current (AC)
  • Direct Current (DC)
  • Single Phase and 3-Phase Power

Calculating Your Power Needs

This section explains the different methods for determining the power consumption level of each server and piece of IT equipment slated for your colocation stack. The eBook then covers the different aspects of how power is sold in the data center, and how business can calculate it accurately, which includes:

  • Rated and De-Rated Power
  • Calculating Kilowatt Hours (kWh)
  • Metered and Unmetered Power
Download Our Free Ebook

Download the RACK59 eBook “How to Buy Power in a Data Center” now.


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