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861109-001 — Memory Specs & Substitutes

✓ Verified by PartsTable
HPE · DIMM
WHAT YOU NEED TO KNOW
2Rx4 = Dual Rank ×4 chip width (standard server) RDIMM = Registered (servers) | LRDIMM = Load-Reduced (max density)
DDR3 ≠ DDR4 ≠ DDR5 — physically incompatible (notch position)
PRODUCT OVERVIEW

HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
861109-001
SPECIFICATIONS
Part Number861109-001
ManufacturerHPE
Capacity16GB
Speed2400MHz
COMPONENT DIAGRAM
ECC 16GB 2Rx4 PC4 2400MHz RDIMM HPE NOTCH ~133.35 mm DDR4 RDIMM | 16GB | 2400MHz | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 861109-001 MFR HPE 16GB 2400MHz
KEY FEATURES
•
16GB Capacity
•
2400MHz Speed
•
Generation 9 Platform
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
805349-B21Compatible
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9
compatible
819411-001Compatible
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9
compatible
805349-K21Compatible
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9
compatible
805349-X21Compatible
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9
compatible
809082-091Compatible
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9
compatible
809082-09SCompatible
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 17
L17370-001SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
T9V40AASUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
T9V40ATSUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
805349-B21SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
805349-K21SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
805349-X21SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
809082-091SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
809082-09SSUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
809082-591SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
809082-EF1SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
819411-001SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
843313-B21SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
844949-001SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
852264-001SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
852280-001SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
854594-B21SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
855506-091SUBSTITUTE
HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 for m510 Server Cartridge
HPE
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FREQUENTLY ASKED QUESTIONS
What is 861109-001?
861109-001 is a HP 16Gb PC4-2400T-R ECC REG SR x4 CAS-17 DIMM - Intel v4 - G9 manufactured by HPE.
What parts can replace 861109-001?
There are 12 known substitutes for 861109-001: 805349-B21, 819411-001, 805349-K21 and 9 more. Substitute compatibility should be verified for your specific system.
Is 861109-001 still available?
861109-001 is currently Unknown.
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Last verified: September 2026