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59Y1906 — Network Technical Data

IBM · SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX EN Controller - Option. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
59Y1906
SPECIFICATIONS
Part Number59Y1906
ManufacturerIBM
Interface10GbE
Capacity10GB
FITS THESE MACHINES
Lenovo System x iDataPlex dx360 Server M3
Lenovo System x x3650 M3
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 59Y1906 MFR IBM IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Me
KEY FEATURES
•
10GbE Interface
•
10GB Capacity
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
SUBSTITUTES & CROSS-REFERENCES 2
59Y1904CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX EN Controller - Option
compatible
59Y1905CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX EN Controller - P/N
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
59Y1904SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX EN Controller - FRU
IBM
59Y1905SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX EN Controller - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 59Y1906?
59Y1906 is a IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Mellanox ConnectX EN Controller - Option manufactured by IBM.
What parts can replace 59Y1906?
There are 2 known substitutes for 59Y1906: 59Y1904, 59Y1905. Substitute compatibility should be verified for your specific system.
Is 59Y1906 still available?
59Y1906 is currently Unknown.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.