APC Smart-UPS 192V 6U External Battery Pack for RT Series SURT15KRMXLI & SURT20KRMXLI Rack Mount Kit Included

• Hot-swappable batteries
  Ensures clean, uninterrupted power to protected equipment while batteries are being replaced
• Plug-and-Play external batteries
  Ensures clean, uninterrupted power to the loads when adding extra runtime to the UPS.
• User-replaceable batteries
  Increases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR)