Omada SM311LM 1000-Base-SX MMF Mini GBIC Module
The Omada SM311LM is a high-performance Mini GBIC module engineered to extend your network infrastructure with reliable fiber-optic connectivity. This 1000-Base-SX multimode fiber transceiver delivers 1.25Gbps data rates over distances up to 550 meters, making it ideal for enterprise LANs, data centers, and managed switch environments. With hot-swappable design, DDM support, and SFP-MSA compliance, the SM311LM provides flexible, future-proof network expansion for organizations requiring robust fiber connectivity without costly infrastructure overhauls.
Key Features
- 1.25Gbps data rate over multimode fiber (MMF)
- Extended link distance up to 550 meters
- LC duplex connector for reliable connections
- Hot-swappable design for zero-downtime upgrades
- Digital Diagnostics Monitoring (DDM) enabled
- SFP-MSA standard compliance
- Wide operating temperature and humidity range
- Compatible with managed and smart switches
Technical Specifications
| Specification |
Details |
| Manufacturer |
Omada |
| Part Number |
SM311LM |
| Module Type |
Mini GBIC (SFP) |
| Standard |
1000-Base-SX |
| Data Rate |
1.25 Gbps |
| Fiber Type |
Multimode Fiber (MMF) |
| Maximum Distance |
550 meters |
| Connector Type |
LC Duplex |
| Diagnostic Support |
DDM (Digital Diagnostics Monitoring) |
| Standards Compliance |
SFP-MSA |
| Hot-Swappable |
Yes |
| Operating Temperature |
Wide range (see datasheet) |
| Operating Humidity |
Wide range (see datasheet) |
Frequently Asked Questions
What is a Mini GBIC module and how does it work?
A Mini GBIC module, also called an SFP (Small Form-factor Pluggable) transceiver, is a compact fiber-optic interface that connects to compatible switch ports. The Omada SM311LM converts electrical signals to optical signals for transmission over multimode fiber, enabling high-speed network connectivity over extended distances without expensive infrastructure replacement.
Can the SM311LM be used with existing switches?
Yes, the 1000-Base-SX Mini GBIC module is hot-swappable and compatible with managed and smart switches that feature SFP ports. Its SFP-MSA standard compliance ensures broad interoperability across enterprise networking equipment.
What distance can multimode fiber reach with this module?
The Omada SM311LM supports link distances up to 550 meters over multimode fiber, satisfying typical LAN requirements for campus networks, data center interconnects, and large facility deployments without requiring expensive single-mode fiber infrastructure.
Does the SM311LM support monitoring and diagnostics?
Yes, the module includes Digital Diagnostics Monitoring (DDM) capability, allowing real-time monitoring of optical power levels, temperature, and module health. This enables proactive network management and faster troubleshooting of connectivity issues.
