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49Y7943 — IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - P/N

IBM · SFP TRANSCEIVER
PRODUCT OVERVIEW

49Y7943: IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - P/N.

IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - P/N. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

SPECIFICATIONS
Part Number49Y7943
ManufacturerIBM
Interface10GbE
Capacity10GB
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 49Y7943 MFR IBM IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Em
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 8
49Y7940CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - Option
compatible
49Y7941CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - P/N
compatible
49Y7942CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - FRU
compatible
2073-5700CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - Option
compatible
49Y7951CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - P/N
compatible
49Y7952CompatiblePARTNER
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - FRU
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 3
49Y7940SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - SBB
IBM
49Y7941SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - SBB
IBM
49Y7942SUBSTITUTE
IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - SBB
IBM
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FREQUENTLY ASKED QUESTIONS
What is 49Y7943?
49Y7943 is a IBM NIC 10GbE SFP+ 2-Port PCI-E-2.0x8 Emulex VFA II Controller - P/N manufactured by IBM.
What parts can replace 49Y7943?
There are 8 known substitutes for 49Y7943: 49Y7940, 49Y7941, 49Y7942 and 5 more. Substitute compatibility should be verified for your specific system.
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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.