Product Type | Fabric Adapter |
Form Factor | Mezzanine card (dedicated for Flex System compute nodes) |
Weight | 0.07 kg |
Power Requirements | 5.8 W (typical), 7.1 W (maximum) |
Lenovo Flex System CN4054S 4-Port 10Gb Virtual Fabric Adapter





Key Benefits

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- Offers four 10GbE ports to boost server connectivity and reduce I/O bottlenecks
- TAA compliance ensures readiness for government and public sector deployments
- Compact size allows easy integration into dense server configurations with minimal space usage
Product Overview
The Lenovo Flex System CN4054S 4-Port 10Gb Virtual Fabric Adapter offers high-speed connectivity with support for 10 Gigabit Ethernet, enabling enhanced data throughput and reduced latency. Its compact dimensions ensure efficient space management in dense server environments. The adapter is TAA compliant and made in Mexico, making it a solid choice for government and enterprise use with stringent sourcing requirements. Featuring four 10GbE ports, it supports virtual fabric functionality for dynamic I/O flexibility, helping enterprises tackle demanding application needs with ease.
Specifications
Product Overview
Physical & Environmental
Width | 3.9 Inch |
Depth | 3.1 Inch |
Height | 0.1 Inch |
Operating Temperature Range | 10 to 35 °C (50 to 95 °F) |
Storage Temperature Range | -40 to 70 °C (-40 to 158 °F) |
Operating Humidity Range | 8% to 90% (non-condensing) |
Storage Humidity Range | 5% to 95% (non-condensing) |
MTBF (Mean Time Between Failures) | 1,752,690 hours |
Cooling | Requires system-based airflow |
Cloud Management & Licensing
Management Interface | IBM Flex System Chassis Management Module (via server node) |
Driver Support | Microsoft Windows, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi |
Firmware Upgradeable | Yes |
Interfaces
Data Link Protocol | 10 Gigabit Ethernet |
Number of Ports | 4 |
Port Type | SFP+ (10GbE) |
Supported Interface Standard | IEEE 802.3ae, 802.1q, 802.1p, 802.3x, 802.3ad |
Data Transfer Rate per Port | 10 Gbps |
Aggregate Throughput | 40 Gbps (full-duplex aggregate) |
Virtual Fabric Support | Yes |
SR-IOV Support | Yes |
FCoE Support | Yes |
iSCSI Offload Support | Yes |
TCP/IP Offload Engine (TOE) | Yes |
Compliance & Origin
Country of Origin | Mexico |
TAA Compliant | Yes |
RoHS Compliant | Yes |
EU RoHS | Yes |
UL Listed | Yes |
FCC Class | Class A |
ICES | ICES-003 |
VCCI | Yes |
Advanced Security Features
Secure Firmware Update | Yes |
SR-IOV for Secure Virtualization | Yes |
VLAN Tagging (802.1Q) | Yes |