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786087-B21 — Storage Datasheet

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HPE · DRIVE SFF
WHAT YOU NEED TO KNOW
SAS backplane accepts SATA drives (not vice versa) Buy with tray when possible — saves cost vs separate tray
ALWAYS ASK: "Does it come with tray/caddy?"
PRODUCT OVERVIEW

HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller. Key specifications include Generation: 12th Gen. The unit ships in a SFF form factor suitable for standard rack-mount installations.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
SFF BAY→ 786087-B21
SPECIFICATIONS
Generation12th Gen
COMPONENT DIAGRAM
LATCH 4GB SAS — 786087-B21 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 4GB SAS — 786087-B21 BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | 4GB | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN 786087-B21 CAP 4GB SAS
KEY FEATURES
•
SFF Form Factor
•
4GB Capacity
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
726821-B21Compatible
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller
compatible
749797-001Compatible
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller
compatible
726823-001Compatible
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller
compatible
761872-B21Compatible
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller - FIO
compatible
784483-001Compatible
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
726821-B21SUBSTITUTE
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller for XL2xx
HPE
726823-001SUBSTITUTE
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller for XL2xx
HPE
749797-001SUBSTITUTE
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller for XL2xx
HPE
761872-B21SUBSTITUTE
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller for XL2xx
HPE
784483-001SUBSTITUTE
HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller for XL2xx
HPE
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FREQUENTLY ASKED QUESTIONS
What is 786087-B21?
786087-B21 is a HP Smart Array P440/4Gb FBWC 12G 1-Port Int 1x68-pin SFF-8087 PCI-E 3.0x8 SAS Controller manufactured by HPE.
What parts can replace 786087-B21?
There are 5 known substitutes for 786087-B21: 726821-B21, 749797-001, 726823-001 and 2 more. Substitute compatibility should be verified for your specific system.
Is 786087-B21 still available?
786087-B21 is currently Unknown.
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Last verified: September 2026