462985-B21 HPE 512MB Smart Array BBWC Module

The 462985-B21 is an internal data connectivity interface module engineered to deliver cost-effective network transformation and enhanced system stability within multi-node server frameworks. Functioning as a high-reliability storage write caching and power-protected data retention layer, this 512MB battery-backed write cache (BBWC) memory module assembly slides directly into enterprise server storage controller expansion slots using localized connection lines. Operating under 72-bit wide DDR2 ECC cache parameters integrated with an external battery pack backup pathway, it establishes high-efficiency routing pathways to manage internal data processing pipelines across high-density databases, continuous multi-threaded enterprise workloads, and legacy hardware consolidations. Its modular structural design and fault-isolated non-volatile write caching architecture manage internal bus communication cleanly, shielding core operational paths from signaling latency, packet drops, or single-point-of-failure throughput disruptions during continuous high-availability enterprise runtime operations.

Alternative Part Numbers

• 462985-B21
• 462967-B21
• 462975-001
• 405835-001
• 462969-B21
• 462976-001
• 660093-001

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