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PartsTable / CONTROLLER / 726736-B21
726736-B21 ✓ Verified by PartsTable
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 5
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
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 5 known substitutes for 726736-B21: 749796-001, 726738-001, 749974-B21 and 2 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: July 2026