P91-BP72 72V 2U Extended Battery Pack for P91-3000
P91-BP72 is a 72V 2U extended battery pack for the Xtreme Power Conversion P91-3000 online UPS.
Specifications
- Model: P91-BP72 (shown as BP72 in Xtreme P91 runtime tables)
- Voltage: 72V (per model designation)
- Chemistry: sealed lead acid, matching the P91 internal battery
- Form factor: 2U rack/tower
- Compatible UPS: P91-3000; up to seven packs per UPS
- Published runtime on the P91-3000: about 17 minutes at full load and 42 at half load with one pack (internal battery alone: about 3 minutes at full load)
Application notes
Pair the P91-BP72 with a P91-3000 when a closet or rack needs runtime well past a controlled shutdown. Packs chain behind the UPS in the same 2U footprint, so runtime grows without changing the UPS.
Source: Xtreme Power Conversion published datasheets and product pages. Runtimes are manufacturer estimates and vary with battery age, temperature and load.
Helpful guides: How to Size a UPS · When to Replace a UPS Battery · Common UPS Failure Points and Preventive Maintenance · UPS and battery service
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