On 03/20/2013 11:19 AM, Keith Keller wrote: > Do you have a specific example of a UPS that is explicitly documented to > be configurable in this fashion? All of the non-rackmount APC UPSs I've seen in the last few years have a master outlet. http://www.apcmedia.com/salestools/EALN-7SEGRP/EALN-7SEGRP_R6_EN.pdf Search for "master", and read the section Operation/power-saving feature for information on configuring the UPS.