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726736-B21 — Storage Datasheet

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HP · CONTROLLER · RAID_HBA
WHAT YOU NEED TO KNOW
RAID HBAs — always confirm bracket height (full or half). Ship unlocked with test reports. Our edge: we can verify specific firmware versions. Key checks: Ship with test reports. Ship UNLOCKED.
Firmware must match server
PRODUCT OVERVIEW

HP Smart Array P440ar/2G 12GB 2-port SAS Controller. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
CONTROLLER→ RAID_HBA→ 726736-B21
SPECIFICATIONS
Part Number726736-B21
ManufacturerHP
Capacity12GB
COMPONENT DIAGRAM
RAID ASIC CACHE FBWC SAS 0 SAS 1 SAS 2 SAS 3 BATT EXT 0 EXT 1 PCIe x8 ~187 mm STORAGE CONTROLLER | RAID 0,1,5,6,10 | PCIe SAS/SATA | FBWC cache | Battery backup connector | TITLE RAID CTRL PN 726736-B21 MFR HP HP Smart Array P440ar/2G 12GB 2-port SAS
KEY FEATURES
•
12GB Capacity
TYPICAL APPLICATIONS
  • Hardware RAID acceleration for enterprise storage
  • Data protection and parity management
  • Cache-backed write acceleration
  • Storage tiering and SSD caching
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
749796-001Compatible
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
compatible
726738-001Compatible
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
compatible
749974-B21Compatible
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller FIO
compatible
775413-001Compatible
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
compatible
787840-B21Compatible
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller for DL380x G9
compatible
761880001Primary
HP Smart Array P840 12Gbps PCIE 2P SCSI RAID Controller Card
primary
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
726738-001SUBSTITUTE
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
HPE
749796-001SUBSTITUTE
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
HPE
749974-B21SUBSTITUTE
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
HPE
775413-001SUBSTITUTE
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
HPE
787840-B21SUBSTITUTE
HP Smart Array P440ar/2Gb FBWC 12G 2-Port Int (SFF-8087) PCI-E 3.0x8 Mezzanine SAS Controller
HPE
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FREQUENTLY ASKED QUESTIONS
What is 726736-B21?
726736-B21 is a HP Smart Array P440ar/2G 12GB 2-port SAS Controller manufactured by HP. It is classified as a CONTROLLER (RAID_HBA).
What parts can replace 726736-B21?
There are 6 known substitutes for 726736-B21: 749796-001, 726738-001, 749974-B21 and 3 more. Substitute compatibility should be verified for your specific system.
Is 726736-B21 still available?
726736-B21 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026