Cisco 10GBASE-SR SFP+ Module for MMF

Experience high-performance 10 Gigabit Ethernet connectivity with the Cisco 10GBASE-SR SFP+ Module for MMF. This enterprise-grade transceiver is engineered to deliver reliable, low-latency uplinks for data centers, server clusters, and campus networks. The SR (short-range) module uses an 850 nm VCSEL to transmit over multimode fiber (MMF), making it ideal for rack-to-rack connections, wiring closets, and mini-closets where fiber runs stay within a few hundred meters. Designed for seamless integration with Cisco switches, routers, and optical transport devices, it also maintains compatibility with many third-party platforms that adhere to the SFP+ standard. With Cisco's legacy of reliability and performance, you can count on sustained 10 Gbps throughput, clear signal integrity, and predictable behavior in crowded, hot data-center environments. This module is built to simplify upgrades and expansions, helping IT teams scale capacity without downtime or lengthy reconfigurations.

• High-speed 10Gbps performance for uplinks, server connections, and storage networking, delivering the bandwidth required for virtualization, high-availability clusters, backups, and multi-VM workloads with low latency and consistent throughput.
• Multimode fiber (MMF) compatibility optimized for 850 nm transmission over MMF cables, enabling cost-efficient short-range deployments in data centers, server rooms, and campus backbones where fiber runs are contained within racks and adjacent rooms.
• Easy integration and broad interoperability with Cisco gear and many third-party switches that support the SFP+ standard, reducing interoperability concerns and accelerating migrations across mixed-vendor environments.
• Enterprise-grade reliability and endurance designed for continuous operation in dense data centers, with precise manufacturing, robust construction, and access to Cisco’s support ecosystem for long-term reliability and serviceability.
• Efficient, hot-swappable design allowing safe, on-the-fly upgrades in compatible chassis and devices, minimizing downtime during maintenance while delivering steady, predictable performance in 24/7 networks.

Technical Details of Cisco 10GBASE-SR SFP+ Module for MMF

• Interface: SFP+ transceiver module for 10 Gigabit Ethernet.
• Wavelength: 850 nm short-range VCSEL for multimode fiber.
• Fiber type: Multimode fiber (MMF), typically optimized for 50/125 μm or 62.5/125 μm cables.
• Maximum link length: Up to 400 meters on OM4 MMF; up to 300 meters on OM3 MMF; shorter on older OM2 fiber types depending on quality and routing.
• Connector: LC duplex optical connector for reliable, low-loss terminations.
• Data rate: 10 Gbps full-duplex operation, suitable for 10GBASE-SR networks and link aggregation scenarios.
• Distance and compatibility: Short-range reach optimized for data centers and campus networks; interoperable with Cisco devices and other SFP+ capable platforms that adhere to MSA standards.
• Operating temperature: Commercial-grade range (typical 0°C to 70°C), suitable for controlled IT environments.
• Power usage: Low-power SFP+ module designed to minimize heat and power consumption in dense racks.
• Diagnostics: Digital Diagnostics Monitoring (DDM/DOM) capabilities supported on compatible devices to monitor optical power, temperature, and other module health parameters.
• Certifications: Cisco original part with RoHS compliance and SFP+ MSA compatibility for broad ecosystem support.

How to install Cisco 10GBASE-SR SFP+ Module for MMF

• Power down or confirm hot-swapping is supported on your device before removing any existing module.
• Remove the current SFP+ module from its slot with care, taking care not to bend the connector or disturb nearby cables.
• Align the Cisco 10GBASE-SR SFP+ Module with the SFP+ slot, ensuring the connector is oriented correctly, then slide it firmly into the cage until the latch engages securely.
• Connect the MMF fiber pair using a clean LC duplex fiber patch cable; verify that connectors are clean and free of dust or debris that could degrade signal quality.
• Power on or resume operation and confirm link status via the device’s management interface or console; indicators should show a stable 10 Gbps link and activity.
• If your network equipment supports it, enable DOM/DDM monitoring and log the link parameters in your network management system for ongoing visibility and proactive maintenance.

Frequently asked questions

• Q: Is the Cisco 10GBASE-SR SFP+ Module for MMF compatible with non-Cisco switches? A: Yes. The module follows the SFP+ standard and is designed to operate with other vendors’ switches and devices that support SFP+ interfaces; however, interoperability can vary by vendor. Always verify compatibility with your equipment vendor and use appropriate MMF cabling (LC duplex) to ensure reliable operation.
• Q: What distance can I expect with MMF? A: The typical reach depends on fiber type. On OM4 MMF, you can expect up to about 400 meters; on OM3 MMF, up to around 300 meters. Distances are shorter on older OM2 fiber. Real-world results may vary with cable quality, connector loss, and channel characteristics.
• Q: What cables are recommended? A: Use high-quality multimode fiber (MMF) cables with LC duplex connectors, preferably OM3 or OM4-rated, properly terminated and cleaned. Poor fiber condition or degraded connectors can reduce link length and performance.
• Q: Does this module support Digital Diagnostics Monitoring (DDM/DOM)? A: DOM/DDM support depends on the hosting device. Many Cisco SFP+ modules provide DOM capabilities, which allow you to monitor transmit power, temperature, laser status, and other parameters through a compatible management interface.
• Q: What is the warranty? A: Cisco-provided modules typically come with a standard manufacturer's warranty and post-purchase support through Cisco or authorized partners. Exact terms and duration vary by region and vendor agreement; consult your purchase documentation for details.
• Q: Can I mix this module with Cisco and non-Cisco hardware? A: In mixed-vendor environments, interoperability should be tested prior to deployment. While SFP+ modules are generally interoperable when standards are met, some features and performance may depend on firmware versions and vendor-specific implementations. Plan testing as part of your deployment strategy.