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447791-001 ✓ Verified by PartsTable
HP · OPTICAL_TAPE · LTO_TAPE
WHAT YOU NEED TO KNOW
LTO generations NOT backward compatible for writing (2 gen back for read) SAS and FC interface options — match to existing infrastructure
LTO-8 cannot write to LTO-6 tapes (only read LTO-7 and LTO-8)
PRODUCT OVERVIEW

HP Ultrium 1840 Fiber Channel (FC) tape drive LTO4. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
OPTICAL_TAPE→ LTO_TAPE→ 447791-001
SPECIFICATIONS
Part Number447791-001
ManufacturerHP
COMPONENT DIAGRAM
HP MEDIA SLOT RDY ACT CLN SAS CONNECTOR 447791-001 EJECT HALF-HEIGHT 5.25" LTO GEN GUIDE LTO-9: 18TB / 45TB comp LTO-8: 12TB / 30TB comp LTO-7: 6TB / 15TB comp LTO-6: 2.5TB / 6.25TB LTO-5: 1.5TB / 3TB comp THIS: LTO-8 12TB / 30TB / 360MB/s LTO-8 TAPE DRIVE | SAS | 12TB native Half-height 5.25" | 360MB/s | 30TB compressed TITLE TAPE DRIVE PN 447791-001 MFR HP HP Ultrium 1840 Fiber Channel (FC) tape
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
AH194ACompatible
HP ESL E-Series LTO-4 Ultrium 1840 FC Drive Upgrade Kit
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 1
AH194ASUBSTITUTE
HP ESL E-Series LTO-4 Ultrium 1840 FC Drive Upgrade Kit
HPE
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FREQUENTLY ASKED QUESTIONS
What is 447791-001?
447791-001 is a HP Ultrium 1840 Fiber Channel (FC) tape drive LTO4 manufactured by HP. It is classified as a OPTICAL_TAPE (LTO_TAPE).
What parts can replace 447791-001?
There is 1 known substitute for 447791-001: AH194A. Substitute compatibility should be verified for your specific system.
Is 447791-001 still available?
447791-001 is currently Unknown.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026