Uninterruptible Power Supplies Specification Version 2.0

The ENERGY STAR specification for uninterruptible power supplies is currently under revision. Materials related to this revision process are provided below. Stakeholders who received past communications related to development of Version 2.0 will continue to receive updates on the development effort. To be added to the contact list, stakeholders are encouraged to contact ups@energystar.gov with their contact information to be added to the list.

Minor Clarifications to ENERGY STAR Test Method - February 15, 2017

EPA and DOE have included minor clarifications into the ENERGY STAR test method for UPSs. These clarifications have been carried over from a Version 1.0 guidance document and cover issues such as UPSs that operate with both 3-phase and single-phase power, UPSs that have additional DC-output voltages, and a longer measurement period. There were no changes to the specification. The original guidance document and updated program requirements are posted below.


ENERGY STAR Uninterruptible Power Supplies Final Version 2.0 Specification - December 22, 2017

ENERGY STAR Uninterruptible Power Supplies Final Draft Version 2.0 Specification Stakeholder Comments
Anonymous Comments (PDF, 99 KB)

ENERGY STAR Uninterruptible Power Supplies Draft 2 Version 2.0 Specification Stakeholder Comments
NEMA Comments (PDF, 379 KB)
Schneider Comments (PDF, 76 KB)

ENERGY STAR Uninterruptible Power Supplies Draft 2 Version 2.0 Specification Webinar

EPA held a webinar to discuss the Draft 2 Version 2.0 specification on October 4, 2017. Please send all feedback to ups@energystar.gov no later than October 20, 2017.


ENERGY STAR Uninterruptible Power Supplies Draft 1 Version 2.0 Specification Stakeholder Comments
CA IOU Comments (PDF, 332 KB)
NEEA Comments (PDF, 392 KB)
NEEP Comments (PDF, 197 KB)
NEMA Comments (PDF, 1.1 MB)
NRDC Comments (PDF, 392 KB)
Schneider Comments (PDF, 3.9 MB)

ENERGY STAR Uninterruptible Power Supplies Draft 1 Version 2.0 Specification Webinar

EPA held a webinar to discuss the Draft 1 Version 2.0 and Draft Version 1.1 specifications on April 13, 2017. Please send all feedback to ups@energystar.gov no later than April 28, 2017.


ENERGY STAR Uninterruptible Power Supplies Draft 1 Version 2.0 Specification - March 31, 2017

EPA will host a webinar to discuss the Draft 1 Version 2.0 Specification and Draft Version 1.1 Specification on Thursday, April 13 from 12:00pm - 2:00pm Eastern Time. Please register for the webinar here.