APC Smart-UPS X-Series 120V 4U External Battery Pack. Rack/Tower

• Hot-swappable batteriesEnsures clean, uninterrupted power to protected equipment while batteries are being replaced
• Intelligent battery managementMaximizes battery performance, life, and reliability through intelligent, precision charging.
• Rack/Tower convertibleProtects the initial investment in the UPS when migrating from tower to rack-mount environment.
• Scalable runtimeAllows additional run time to be quickly added as needed.
• User-replaceable batteriesIncreases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR)
• Multiple battery pack configurationConnect up to 10 battery packs for extended runtime applications.
• Advanced battery management includedEmbedded 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.