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Technical Data Sheet

488100-B21 — Memory Specs & Substitutes

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HPE · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Check OEM alternatives — all RAM is Hynix/Samsung/Micron underneath. Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW

HP Onboard Administrator for BladeSystem delivers unmatched Blade enclosure power and remote management capability, now with KVM capability. Key specifications include END ITEM IDENTIFICATION: E-3 40/45 775-90272-1, PART NAME ASSIGNED BY CONTROLLING AGENCY: HP BLC3000 DUAL DDR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7050-01-631-5055, 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
MEMORY RDIMM 488100-B21
NSN: 7050-01-631-5055
FSC: 7050
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
END ITEM IDENTIFICATIONE-3 40/45 775-90272-1
PART NAME ASSIGNED BY CONTROLLING AGENCYHP BLC3000 DUAL DDR
NSN7050-01-631-5055
COMPONENT DIAGRAM
ECC 2Rx4 PC4 RDIMM HPE NOTCH ~133.35 mm DDR4 RDIMM | — | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 488100-B21 MFR HPE — —
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONE-3 40/45 775-90272-1
PART NAME ASSIGNED BY CONTROLLING AGENCYHP BLC3000 DUAL DDR
END ITEM IDENTIFICATIONE-3 40/45 775-90272-1
PART NAME ASSIGNED BY CONTROLLING AGENCYHP BLC3000 DUAL DDR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
486822-001Interchangeable
Same NIIN cross-reference
interchangeable
488891-001Compatible
HP BLc3000 Onboard Administrator DDR2 Module (for 488099-B21)
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMATSourcing: other
THIS PART SUBSTITUTES FOR 2
486822-001SUBSTITUTE
HP BLc3000 Onboard Administrator DDR2 Module (for 488099-B21)
HPE
488891-001SUBSTITUTE
HP BLc3000 Onboard Administrator DDR2 Module (for 488099-B21)
HPE
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FREQUENTLY ASKED QUESTIONS
What is 488100-B21?
488100-B21 is a BLc3000 Dual DDR2 Onboard Administrator manufactured by HPE. It is classified as a MEMORY (RDIMM).
What parts can replace 488100-B21?
There are 2 known substitutes for 488100-B21: 486822-001, 488891-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 488100-B21?
488100-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7050-01-631-5055. This indicates validated use in U.S. government and defense supply chains.
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