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Technical Data Sheet
013126-000 ✓ Verified by PartsTable
HP · CONTROLLER · RAID_CACHE
WHAT YOU NEED TO KNOW
RAID cache modules — check if the battery is included and verify cache size. Ship unlocked and with test reports. Firmware must match the server. Key checks: Ship with test reports. Ship UNLOCKED.
Firmware must match server
PRODUCT OVERVIEW
HP 256MB CACHE FOR HP P400

The HP 013126-000 is a Battery-Backed Write Cache pack, designed for HPE Smart Array controllers in ProLiant Gen8 and Gen9 servers. It provides backup power to the BBWC 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_CACHE 013126-000
SPECIFICATIONS
TypeInternal Power Cable
LengthVaries
capacity256MB
ConnectorsProprietary
CompatibilityDell PowerEdge
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 013126-000 MFR HP HP 256MB Cache for HP P400
KEY FEATURES
Battery-Backed Write Cache Module
Rechargeable Battery Technology
Provides cache backup power for 48+ hours after power loss
Hot-Plug Capable
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
405139-B21Compatible
HP Smart Array BBWC 256Mb Cache Module for P400
compatible
405836-001Compatible
HP Smart Array BBWC 256Mb Cache Module for P400
compatible
012764-004Compatible
HP Smart Array BBWC 256Mb Cache Module for P400
compatible
405140-B21Compatible
HP Smart Array BBWC 256Mb Cache Module for P400
compatible
LIFECYCLE
StatusUNKNOWN
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 4
012764-004SUBSTITUTE
HP Smart Array BBWC 256Mb Cache Module for P400
HPE
405139-B21SUBSTITUTE
HP Smart Array BBWC 256Mb Cache Module for P400
HPE
405140-B21SUBSTITUTE
HP Smart Array BBWC 256Mb Cache Module for P400
HPE
405836-001SUBSTITUTE
HP Smart Array BBWC 256Mb Cache Module for P400
HPE
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FREQUENTLY ASKED QUESTIONS
What is 013126-000?
013126-000 is a HP 256MB Cache for HP P400 manufactured by HP. It is classified as a CONTROLLER (RAID_CACHE).
What parts can replace 013126-000?
There are 4 known substitutes for 013126-000: 405139-B21, 405836-001, 012764-004 and 1 more. Substitute compatibility should be verified for your specific system.
Is 013126-000 still available?
013126-000 is currently Unknown.
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