SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW
<span style="font-size: larger; font-weight: bold;">Overview</span><br><br /><br>HP 512MB Flash Backed Write Cache . This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-601-3502, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
STORAGE_HDD→3.5_SATA_HDD→534916-B21
NSN:7025-01-601-3502 FSC:7025 CAGE:U6184 — HP ENTERPRISE SERVICES UK LTD (GBR)
SPECIFICATIONS
Part Number
534916-B21
Manufacturer
HP
NSN
7025-01-601-3502
COMPONENT DIAGRAM
KEY FEATURES
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MODEL NUMBER: 534916-B21
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NONSUPPLY ITEMS AND QUANTITIES: CIRCUIT CARD, 1; BATTERY MODULE, 1
TYPICAL APPLICATIONS
RAID cache protection during power loss events
Write-back cache enablement for storage controllers
Enterprise server data integrity assurance
Hot-swap battery/capacitor replacement in production
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FREQUENTLY ASKED QUESTIONS
What is 534916-B21?
534916-B21 is a BATTERY BACKE WRITE CACHE manufactured by HP. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What is the NSN for 534916-B21?
534916-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-601-3502. This indicates validated use in U.S. government and defense supply chains.
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