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Technical Data Sheet
PartsTable / SERVERS / 874543-B21
874543-B21 ✓ Verified by PartsTable
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

The HP 874543-B21 HP 874543-B21 1U SFF EASY INSTALL RAIL KIT (G10) HP 874543-B21 Technical Details: Brand: HP Part Number: 874543-B21 Condition: Used R2v3 Cosmetic Code: Used Good R2v3 Functional Code: F4 Fully Tested R2v3 Controlled Status: Controlled R2v3 Data Sanitization: Non-Data Device Why Buy HP hardware from Alta Technologies? With over 1.3 million systems and parts in stock, Alta offers unparalleled inventory selection and expertise. Our dedicated HP product team, led by Andrew Riedl, provides expert testing and exceptional support. We offer competitive bulk discounts, fast same-day shipping, and even buy-back options for your Servers and Rail Kits / Rackmount Kits equipment.

Contact information: Andrew Riedl HP Product Manager Phone: 763.475.5344 Email: [email protected] is a HPE industrial component. Key specifications include Form Factor: 1U Rack. The unit ships in a SFF form factor suitable for standard rack-mount installations.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-685-5813, indicating validated use in U.S. government and defense logistics supply chains.

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→ 874543-B21
NSN: 5340-01-685-5813
FSC: 5340
CAGE: K3464 — HEWLETT-PACKARD LTD (GBR)
SPECIFICATIONS
Form Factor1U Rack
NSN5340-01-685-5813
COMPONENT DIAGRAM
LATCH — SAS — 874543-B21 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen — SAS — 874543-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 874543-B21 CAP — SAS
KEY FEATURES
•
SFF Form Factor
•
Generation 10 Platform
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESHEIGHT 1 RACK UNIT
PART NAME ASSIGNED BY CONTROLLING AGENCYSMALL FORM FACTOR EASY INSTALL RAIL KIT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
875544-001Compatible
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
THIS PART SUBSTITUTES FOR 9
875544-001SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
714511-001SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
714515-001SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
714515-002SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
728437-001SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
728438-001SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
728440-001SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
734807-B21SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
744111-001SUBSTITUTE
HP Rail Kit 1U SFF Easy Install for DL360 G10 Also G8/G9
HPE
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FREQUENTLY ASKED QUESTIONS
What is 874543-B21?
874543-B21 is a HP 874543-B21 HP 874543-B21 1U SFF EASY INSTALL RAIL KIT (G10) HP 874543-B21 Technical Details: Brand: HP Part Number: 874543-B21 Condition: Used R2v3 Cosmetic Code: Used Good R2v3 Functional Code: F4 Fully Tested R2v3 Controlled Status: Controlled R2v3 Data Sanitization: Non-Data Device Why Buy HP hardware from Alta Technologies? With over 1.3 million systems and parts in stock, Alta offers unparalleled inventory selection and expertise. Our dedicated HP product team, led by Andrew Riedl, provides expert testing and exceptional support. We offer competitive bulk discounts, fast same-day shipping, and even buy-back options for your Servers and Rail Kits / Rackmount Kits equipment. Contact information: Andrew Riedl HP Product Manager Phone: 763.475.5344 Email: [email protected] manufactured by HPE.
What parts can replace 874543-B21?
There is 1 known substitute for 874543-B21: 875544-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 874543-B21?
874543-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-685-5813. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026