APC Smart-UPS X 48V External Battery Pack, 2U Rack/Tower - SMX48RMBP2U

• Compatible with APC Smart-UPS X systems to extend equipment runtime during power outages
• Versatile 2U rackmount or freestanding tower configuration with included mounting brackets
• Hot-swappable lead-acid batteries enable plug-and-play installation without system downtime
• 48V system voltage with two internal batteries offering up to 5 years of battery life
• Scalable runtime architecture allows multiple battery packs to be connected to a single UPS

This external battery pack extends the runtime of compatible APC Smart-UPS X units, delivering dependable backup power to connected electronics during mains outages. Designed for server rooms, network closets, and office environments, it ensures critical hardware remains operational through prolonged electrical interruptions.

The unit features a flexible design that can be installed in a standard 2U rack setup using the supplied brackets or positioned upright as a freestanding tower. Hot-swappable lead-acid batteries enable plug-and-play installation directly to an active UPS, maintaining continuous system availability while runtime is expanded.

Integrated precision charging and intelligent management from the host UPS safeguard performance and battery service life. Multiple external battery packs can also be connected together if additional backup capacity is required.