. Smart-UPS On-Line provides high density true double-conversion on-line power protection for servers voice / data networks medical labs & light industrial applications. Capable of supporting loads from 1 to 20k VA in a rack/tower convertible form the Smart-UPS On-Line is available from 2U to 12U. Recent family extensions at 15 & 20k VA enable support of power hungry blade servers or heavily loaded equipment racks..