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5C50W31951 ✓ Verified by PartsTable
LENOVO · NETWORK · 10GBE_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 CARDPOP DP to DP port punch out card. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
NETWORK→ 10GBE_NIC→ 5C50W31951
SPECIFICATIONS
Part Number5C50W31951
ManufacturerLENOVO
COMPONENT DIAGRAM
NIC CTRL PHY 0 PHY 1 ROM VRM SFP+ SFP+ LINK ACT PCIe x8 ~167 mm NETWORK ADAPTER | 2-PORT 10GbE | SFP+ | Full Height PCIe x8 | Link/Activity LEDs | PXE boot ROM TITLE NIC ADAPTER PN 5C50W31951 MFR LENOVO Lenovo CARDPOP DP to DP port punch out c
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5C50W31951?
5C50W31951 is a Lenovo CARDPOP DP to DP port punch out card manufactured by LENOVO. It is classified as a NETWORK (10GBE_NIC).
Is 5C50W31951 still available?
5C50W31951 is currently Unknown.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026