| Product Type | Interconnect Module Switch |
| Form Factor | Flex System I/O Module |
| Device Type | Layer 2/3 Switch |
| Power Consumption | 65 Watts (typical) |
| Redundant Power Supply Support | Yes, via chassis |
| Hot-Swappable Modules | Yes |
Lenovo Flex System SI4091 10Gb Interconnect Module Switch

Key Benefits
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- Optimized for 10Gb high-performance environments, boosting data throughput in enterprise systems.
- Compact 1.2-inch height and broad compatibility enable efficient integration in space-constrained infrastructures.
- TAA compliance and Mexican manufacturing ensure regulatory adherence and reliable sourcing.
Product Overview
The Lenovo Flex System SI4091 10Gb System Interconnect Module delivers high-speed 10Gb Ethernet connectivity and supports Gigabit Ethernet for optimized data transfer. It is designed with a compact footprint for dense environments and is TAA compliant for use in regulated sectors. Manufactured in Mexico, it brings robust construction quality to enterprise deployments. Specific configuration details were not provided.
Specifications
Product Overview
Wireless Features
| Wireless Support |
Compliance & Origin
| Country of Origin | Mexico |
| TAA Compliant | Yes |
| RoHS Compliance | Yes |
| EMC Certifications | FCC Part 15 Class A, ICES-003 Class A |
| Safety Certifications | UL, CSA, CB, IEC/EN 60950-1 |
Advanced Security Features
| Access Control Lists (ACLs) | Yes |
| 802.1X Port Security | Yes |
| Storm Control | Yes |
| DHCP Snooping | Yes |
| RADIUS / TACACS+ Authentication | Yes |
| MAC Address Filtering | Yes |
Interfaces
| Number of Internal Ports | 14 x 10 Gb internal Ethernet connections |
| Number of External Ports | 10 x 10 Gb SFP+ ports |
| Management Ports | 1 x 10/100/1000 Mbps RJ-45 (service port) |
| Uplink Module Support | Yes (SFP+ optical and DAC cables supported) |
| Data Transfer Rate | 10 Gbps |
| Data Link Protocol | 10 Gigabit Ethernet, Gigabit Ethernet |
| Interface Options | 10 Gb Ethernet SFP+, internal Ethernet to compute nodes |
Physical & Environmental
| Dimensions (W x D x H) | 15.8 x 12.5 x 1.2 in |
| Weight | 5.3 lb (2.4 kg) |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -40°C to 70°C (-40°F to 158°F) |
| Relative Humidity (Operating) | 10% to 90% (non-condensing) |
| Relative Humidity (Storage) | 5% to 95% |
| Altitude (Maximum Operating) | 3,050 m (10,000 ft) |
| Cooling Method | Chassis-integrated cooling |
Cloud Management & Licensing
| Management Interface | Lenovo Flex System Chassis Management |
| Supported Management Protocols | SNMP v1/v3, CLI, Telnet, SSH, HTTP/HTTPS |
| Out-of-Band Management | Yes – via service port |
| Software Upgradability | Yes, via firmware updates |
| Preloaded License | Base layer 2 switching features |
| License Upgrade Options | Advanced Layer 3 routing via optional license |