This is the tenth edition of CAN/CSA-C300, Energy performance and capacity of household refrigerators, refrigerator-freezers, freezers, and miscellaneous refrigeration products. It supersedes the previous editions published in 2015, 2012, 2008, 2000, 1991, 1989, 1984, 1978, and 1977 under the title Energy performance and capacity of household refrigerators, refrigerator-freezers, and freezers and wine chillers.

To provide improved clarity to the user, this edition has been re-organized by product section.

This Standard is aligned, to the greatest extent possible, with the US Department of Energy (DOE) 10 CFR 430-September 15, 2011, which came into effect in the US on September 15, 2014. The miscellaneous refrigeration products portion of this Standard is aligned to the greatest extent possible, with the US Department of Energy (DOE) 10 CFR 430-June 10, 2016 for miscellaneous refrigeration products, in effect in the US on October 28, 2019.

CSA gratefully acknowledges that the development of the CAN/CSA-C300 Standard was made possible, in part, by the financial support of NRCan, BC Hydro, Manitoba Hydro, the Ontario Power Authority (OPA), Efficiency Nova Scotia, Hydro Quebec, the Ontario Ministry of Energy, the Canadian Electricity Association (CEA), and Sask Power.