Specifications Manufacturer: Tripp Lite Manufacturer Part Number: BP48V27-2US Manufacturer Website Address: http://www.tripplite.com Brand Name: Tripp Lite Product Model: BP48V27-2US Product Name: 2U External 48V Rack/Tower Battery Pack for Select Tripp Lite UPS Systems Marketing Information: BP48V27-2US rackmount external battery pack offers extended battery runtime when used in conjunction with expandable 48V Tripp Lite rackmount UPS systems. Includes heavy gauge cabling with high current DC connector for safe, simple installation. Included daisychain connector enables the connection of additional compatible 48V external battery packs to the host UPS. Included mounting accessories support 2U rackmount installation in 4 post racks. Options for 2-point front-rail mounting, 2 post center-mounting and wallmount installation available. Product Type: External Battery Pack Technical Information Minimum Battery Life: 4 Year Maximum Battery Life: 6 Year Output Voltage: 48 V DC Physical Characteristics Height: 3.4" Width: 17.3" Depth: 22.6" Miscellaneous Package Contents: