BAT1S1P IBM ServeRAID M5000 Series Battery

The BAT1S1P is an internal power distribution interface module engineered to deliver cost-effective energy transformation and enhanced system stability within multi-node server frameworks. Functioning as an intelligent battery backup unit (iBBU), this localized energy cell installs directly onto or adjacent to host RAID controller cards to preserve system cache. Engineered for critical storage nodes, it actively monitors and manages its own internal charging paths, supplying dedicated auxiliary power during primary grid interruptions. By protecting the write-back cache, it sustains internal data processing pipelines across high-density databases, continuous multi-threaded enterprise workloads, and legacy hardware consolidations. Its fault-isolated layout manages internal bus communication cleanly, shielding core operational paths from signaling latency, packet drops, or single-point-of-failure throughput disruptions during continuous high-availability runtime operations.

Alternative Part Numbers

• LSIiBBU08
• LSIiBBU07
• 46M0917
• 46M0918
• 81Y4451
• 46M0857

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