Cisco 10GBASE-LR SFP+ Transceiver Module for SMF, 1310-nm Wavelength

The Cisco 10GBASE-LR SFP+ transceiver is a hot-pluggable optical module designed to deliver robust, high-speed 10 Gigabit Ethernet connectivity over long-distance single-mode fiber. Engineered to meet Cisco compatibility standards, this SFP+ module plugs into supported Cisco device sockets to extend network reach with reliable performance, low latency, and minimal power footprint. Ideal for data centers, campus networks, and edge interconnections, it provides a flexible, scalable solution for growing bandwidth needs while maintaining seamless interoperability with existing Cisco infrastructure and a wide range of SFP+ capable switches and routers.

• Long-range, high-performance 10GBASE-LR over SMF: 1310-nm wavelength delivers stable, low-noise transmission over distances up to 10 kilometers, making it perfect for inter-building links, data-center core/backbone connections, and WAN-like campus deployments.
• Cisco-compatible, hot-pluggable SFP+ design: Plug-and-play installation into supported Cisco devices without complex configuration, enabling rapid capacity upgrades and minimal downtime. The hot-swappable form factor reduces maintenance windows and simplifies fleet management.
• Duplex LC optical interface on single-mode fiber: Uses a standard LC duplex connector and single-mode fiber to maximize signal integrity, minimize modal dispersion, and support tight link margins in enterprise networks.
• Digital Diagnostics Monitoring (DOM) and reliable monitoring: Provides real-time visibility into transmit power, received power, temperature, laser bias current, and other critical parameters to help you optimize performance and anticipate potential issues before they affect service.
• Robust, standards-based construction: SFP+ MSA-compliant design with Cisco compatibility ensures dependable operation within supported ecosystems, backed by Cisco’s reliability and service ecosystem for enterprise-grade deployments.

Technical Details of Cisco 10GBASE-LR SFP+ Transceiver Module for SMF, 1310-nm Wavelength

• Product type: SFP+ transceiver module (10 Gbps optical interface)
• Wavelength: 1310 nm
• Data rate: 10 Gigabits per second (10 Gbps)
• Link distance: Up to 10 km on single-mode fiber (SMF)
• Fiber type: Single-Mode Fiber (SMF)
• Connector type: LC duplex
• Transmit power: Typical range around 0 dBm to -3 dBm (varies by manufacturer and model)
• Receiver sensitivity: Better than or equal to -14 dBm at 10 Gbps (typical specifications can vary)
• DOM support: Digital Diagnostics Monitoring (DOM) capable on many platforms for real-time diagnostics
• Interface compatibility: SFP+ form factor, MSA-compliant, designed for Cisco devices and other SFP+-enabled switches/routers
• Operating temperature: 0 to 70°C (industrial variants may vary)
• Power consumption: Low-power design typical for SFP+ modules, enabling efficient data-center operation
• Hot-swappable: Yes; designed for easy installation and removal without powering down devices
• Compliance: SFP+ MSA-compliant, Cisco-compatible, with required regulatory approvals

How to install Cisco 10GBASE-LR SFP+ Transceiver Module

Installing a Cisco 10GBASE-LR SFP+ transceiver is straightforward and designed to minimize downtime. Follow these general steps to ensure a proper, reliable deployment. Always refer to your specific device’s maintenance guides for any vendor-specific nuances.

Step 1: Prepare the device and fiber infrastructure. Ensure that the target Cisco device is powered on or ready for a hot-swapped replacement as appropriate. Inspect the SFP+ slot to confirm no debris or damage, and verify that the fiber path uses a single-mode fiber patch cord with LC duplex connectors suitable for 1310-nm operation.

Step 2: Align and insert the transceiver. Hold the transceiver by its edges and gently slide it into the SFP+ slot until the module’s latch engages with a decisive click. Do not force the module; if it does not seat with a single, firm click, remove and reinsert carefully. The public keying and connector alignment will prevent mis-insertion.

Step 3: Connect the fiber patch cable. Securely connect the LC duplex fiber patch cord to the transceiver and to the corresponding SFP+ port on the opposite end of the link. Ensure proper polarity and connector cleanliness to maximize optical performance. Manage fiber routing to minimize bending radius and avoid sharp twists or compression.

Step 4: Verify link and operability. If your device supports Digital Diagnostics Monitoring (DOM), check the transceiver status and link health via the device CLI or management GUI. Confirm that the optical link is up, the data rate is negotiated at 10 Gbps, and any diagnostic readouts indicate normal operating conditions.

Step 5: Configure and monitor. Depending on your network topology, configure the interface for 10G Ethernet operation, enable necessary features (such as jumbo frames or flow control), and monitor the interface for stability. If you are integrating into a larger Cisco environment, align with existing routing and VLAN configurations and validate end-to-end performance with a baseline test.

Step 6: Maintenance and documentation. Record the module’s serial details, install location, and firmware/driver compatibility notes in your asset management system. Periodically review DOM metrics and ensure fiber cleanliness and connector integrity to sustain optimal performance over the link lifetime.

Frequently asked questions

• Q: What is a 10GBASE-LR SFP+ transceiver? A: It is a compact, hot-pluggable optical module that enables 10 Gigabit Ethernet over long-distance single-mode fiber, typically up to 10 kilometers when paired with appropriate SMF cabling and optics.
• Q: Will this Cisco SFP+ module work with my Cisco device? A: The module is designed to be Cisco-compatible and should operate in devices that support SFP+ transceivers of this type. Always verify compatibility with your specific switch or router model and firmware version using Cisco compatibility matrices.
• Q: What kind of fiber cable do I need? A: You will need a single-mode fiber patch cord with LC duplex connectors aligned for 1310 nm operation. Proper fiber management and bend-radius constraints are essential for maintaining link integrity.
• Q: Can I mix vendors or use third-party SFP+ modules? A: Some Cisco devices are certified for third-party SFP+ modules, but compatibility varies by model and firmware. For guaranteed interoperability and support, use Cisco-supported or Cisco-approved modules and check your device’s vendor recommendations.
• Q: How do I verify the link status and performance? A: Use your device’s CLI or management interface to check transceiver status, SFP+ diagnostics (if DOM is supported), and the interface for 10G link status. Run basic throughput tests or loopback checks to confirm stable performance.
• Q: Is DOM available on all Cisco-compatible SFP+ LR modules? A: Digital Diagnostics Monitoring is commonly supported on many SFP+ LR modules, providing real-time metrics. Availability may depend on the exact module variant and device firmware, so consult the product documentation or vendor support notes for specifics.