Ubiquiti Power Module SKU_ UACC-PSU-UDW Descripation_ Provides option power redundancy for Dream Wall. Tech Specs_ Click Here Installation Guide_ Click Here Features_ •550W (54.8V) AC-to-DC auxiliary power module •Compatible with the UDW •Includes 2 Year Warranty - As part of the current promotion running from March to June 2024, all Ubiquiti items purchased during this period will come with a standard 2-year extended warranty.