APC Smart-UPS 48V 2U External Battery Pack for RT Series SURT1000XLI & SURT2000XLI

• 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.
• Multiple battery pack configuration
  Connect up to 10 battery packs for extended runtime applications.