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787841-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 SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module. 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→ 787841-B21
SPECIFICATIONS
Generation12th Gen
COMPONENT DIAGRAM
LATCH — SAS — 787841-B21 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen — SAS — 787841-B21 BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | — | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN 787841-B21 CAP — SAS
KEY FEATURES
•
SFF Form Factor
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
726757-B21Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module
compatible
749997-001Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module
compatible
726759-001Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module
compatible
749976-B21Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module FIO
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 4
726757-B21SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module for DL380z G9
HPE
726759-001SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module for DL380z G9
HPE
749976-B21SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module for DL380z G9
HPE
749997-001SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module for DL380z G9
HPE
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FREQUENTLY ASKED QUESTIONS
What is 787841-B21?
787841-B21 is a HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module manufactured by HPE.
What parts can replace 787841-B21?
There are 4 known substitutes for 787841-B21: 726757-B21, 749997-001, 726759-001 and 1 more. Substitute compatibility should be verified for your specific system.
Is 787841-B21 still available?
787841-B21 is currently Unknown.
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Last verified: September 2026