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Technical Data Sheet
PartsTable / NETWORK / 03T8759
03T8759 ✓ Verified by PartsTable
LENOVO · NETWORK · 1GBE_NIC
WHAT YOU NEED TO KNOW
RJ45 = copper (needs CAT6) | SFP+ = fiber (needs transceiver) FLR = FlexibleLOM (HPE integrated) — NOT standard PCIe
Bracket height MUST match chassis — Full Height (2U) vs Low Profile (1U)
PRODUCT OVERVIEW

Lenovo Intel I350-T2 PCIe 1Gb 2-port RJ45 Ethernet Adapter. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NETWORK→ 1GBE_NIC→ 03T8759
SPECIFICATIONS
Part Number03T8759
ManufacturerLENOVO
Capacity1GB
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM SFP+ SFP+ LINK ACT PCIe ~167 mm NETWORK ADAPTER | 2-PORT 10GbE | SFP+ | Full Height PCIe | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN 03T8759 MFR LENOVO Lenovo Intel I350-T2 PCIe 1Gb 2-port RJ4
KEY FEATURES
•
1GB 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
4XC0F28730Compatible
IBM NIC 1GbE RJ-45 2-Port PCI-E-2.0x4 Intel I350-T2 Controller for ThinkServer - Option
compatible
03X4475Compatible
IBM NIC 1GbE RJ-45 2-Port PCI-E-2.0x4 Intel I350-T2 Controller for ThinkServer - FRU
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 2
03X4475SUBSTITUTE
IBM NIC 1GbE RJ-45 2-Port PCI-E-2.0x4 Intel I350-T2 Controller for ThinkServer - FRU
LENOVO
4XC0F28730SUBSTITUTE
IBM NIC 1GbE RJ-45 2-Port PCI-E-2.0x4 Intel I350-T2 Controller for ThinkServer - FRU
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 03T8759?
03T8759 is a Lenovo Intel I350-T2 PCIe 1Gb 2-port RJ45 Ethernet Adapter manufactured by LENOVO. It is classified as a NETWORK (1GBE_NIC).
What parts can replace 03T8759?
There are 2 known substitutes for 03T8759: 4XC0F28730, 03X4475. Substitute compatibility should be verified for your specific system.
Is 03T8759 still available?
03T8759 is currently Unknown.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026