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570502002 — HP 512MB Flash Backed Write Cache

HP · CONTROLLER · RAID_BBU
PRODUCT OVERVIEW

570502002: HP 512MB Flash Backed Write Cache.

The HP 570502002 is a Flash-Backed Write Cache capacitor pack, designed for HPE Smart Array controllers in ProLiant Gen8 and Gen9 servers. It provides backup power to the FBWC module during unexpected power loss, ensuring cached write data is safely committed to flash memory. This is a high-volume replacement part in TPM market as ProLiant Gen8 and Gen9 servers remain widely deployed.

WHERE IT FITS
CONTROLLER→ RAID_BBU→ 570502002
SPECIFICATIONS
Part Number570502002
ManufacturerHP
Capacity512MB
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COMPONENT DIAGRAM
CAP 72V + - CAP 72V BRACKET TO CTRL CABLE: — ~76 mm CACHE BACKUP | Supercapacitor | Cable: — Connects to RAID controller | | Controller: See controller spec SCHEMATIC: + - 2S2P SUPERCAP PACK TITLE CACHE BATT PN 570502002 MFR HP HP 512MB Flash Backed Write Cache
KEY FEATURES
•
Flash-Backed Write Cache Capacitor
•
Rechargeable Battery Technology
Provides cache backup power for 48+ hours after power loss
•
Hot-Plug Capable
SUBSTITUTES & CROSS-REFERENCES 1
578882001SubstituteBROKER-VERIFIED
HP 512MB Flash Backed Write Cache
substitute
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 1
578882-001SUBSTITUTE
HP Smart Array FBWC 512Mb Module for P410 P411
HPE
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FREQUENTLY ASKED QUESTIONS
What is 570502002?
570502002 is a HP 512MB Flash Backed Write Cache manufactured by HP. It is classified as a CONTROLLER (RAID_BBU).
What parts can replace 570502002?
There is 1 known substitute for 570502002: 578882001. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.