– APC Smart-UPS RT Battery Pack 192V, rackmount, 3U – Extended-run battery systems provide flexible runtime to critical Smart-UPS applications. – Includes: Installation guide, Warranty card Multiple battery pack configuration Connect up to 10 battery packs for extended runtime applications. Advanced battery management included Embedded monitoring at the cell, module, and cabinet level provides a clear picture of battery runtime and health, with the added benefits of predictable, consistent runtime performance, and stable cell health.