Keep critical equipment online longer when the outage outlasts the base UPS battery. Eaton Tripp Lite series BP48VRM2U adds 48 V extended battery capacity to compatible SmartPro UPS systems, including 750 VA, 1,000 VA, and 1,500 VA models. Designed as a 2U rack/tower module, it fits cleanly into mixed deployment environments where space, serviceability, and runtime matter. This battery pack is a practical upgrade for teams that need more hold-up time for network closets, edge servers, storage, and communications gear. It helps bridge brief utility interruptions, supports orderly shutdowns during extended events, and reduces the pressure to oversize the entire UPS just to gain more runtime. For infrastructure teams, that means a more efficient path to resilience without changing the core UPS platform. The BP48VRM2U is a purpose-built replacement battery module, not a generic external pack. That matters when you need compatibility, predictable fit, and a cleaner service lifecycle. In environments where uptime is measured in minutes, the right battery expansion can be the difference between a controlled transition and an unplanned outage.