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Technical Data Sheet
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789388-B21 ✓ Verified by PartsTable
HPE · DRIVE LFF
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

The HP 789388-B21 HP 1U LFF EASY INSTALL RAIL KIT G8-9-10 Manufacturer: HP ItemCondition: REF Model: DL360G8 DL360Gen9 Alternative Part Numbers: 744112-001,789388-B21 is a HPE industrial component. Key specifications include Form Factor: 1U Rack. The unit ships in a LFF 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
LFF BAY→ 789388-B21
SPECIFICATIONS
Form Factor1U Rack
COMPONENT DIAGRAM
RELEASE LATCH — NL-SAS 7.2K 789388-B21 HPE NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | — | NL-SAS 7.2K NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN 789388-B21 MFR HPE
KEY FEATURES
•
LFF Form Factor
•
Generation 8 Platform
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
744112-001Compatible
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
compatible
714504-001Compatible
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
compatible
714504-002Compatible
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
compatible
714513-001Compatible
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
compatible
734809-B21Compatible
HP Rail Kit 1U LFF Easy Install for DL360 G8
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 5
714504-001SUBSTITUTE
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
HPE
714504-002SUBSTITUTE
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
HPE
714513-001SUBSTITUTE
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
HPE
734809-B21SUBSTITUTE
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
HPE
744112-001SUBSTITUTE
HP Rail Kit 1U LFF Easy Install for DL360 G8/G9/G10
HPE
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FREQUENTLY ASKED QUESTIONS
What is 789388-B21?
789388-B21 is a HP 789388-B21 HP 1U LFF EASY INSTALL RAIL KIT G8-9-10 Manufacturer: HP ItemCondition: REF Model: DL360G8 DL360Gen9 Alternative Part Numbers: 744112-001,789388-B21 manufactured by HPE.
What parts can replace 789388-B21?
There are 5 known substitutes for 789388-B21: 744112-001, 714504-001, 714504-002 and 2 more. Substitute compatibility should be verified for your specific system.
Is 789388-B21 still available?
789388-B21 is currently Unknown.
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Last verified: July 2026