Cisco 10GBASE-ER SFP+ Fiber Transceiver Module - 40km Single-Mode, 1550nm (Refurbished)

The Cisco 10GBASE-ER SFP+ Module is an enterprise-grade fiber optic transceiver designed for long-distance 10 Gigabit Ethernet connectivity up to 40 kilometers over single-mode fiber. Utilizing 1550nm wavelength laser technology with exceptional signal integrity, this hot-swappable SFP+ module delivers reliable high-speed data transmission for metro area networks, campus backbone connections, data center interconnects, and inter-building links. Each unit is Certified Refurbished by ServerDukan, thoroughly tested by our expert fiber optic technicians using specialized optical testing equipment, and backed by our 1-Month Warranty. Perfect for enterprises requiring extended-reach 10G connectivity between buildings, remote data centers, point-to-point links, and long-distance network aggregation at a fraction of the cost of new modules.

Key Features

• Extended 40km Transmission Range: Industry-standard 10GBASE-ER specification supporting up to 40 kilometers (24.8 miles) over OS1/OS2 single-mode fiber with G.652 compliance for metropolitan area network deployments and inter-campus connectivity
• True 10 Gigabit Performance: Full-duplex 10.3125 Gbps data rate with low latency and wire-speed forwarding, ideal for bandwidth-intensive applications including storage replication, video streaming, cloud connectivity, and high-performance computing
• 1550nm Wavelength Technology: Long-wavelength laser optimized for minimal signal attenuation over extended fiber runs, superior chromatic dispersion characteristics, and excellent performance in demanding environmental conditions
• Hot-Swappable Design: Field-replaceable SFP+ form factor with plug-and-play installation allowing module replacement without network downtime or switch reboot, supporting online insertion and removal (OIR)
• Digital Diagnostic Monitoring (DDM): Built-in Digital Optical Monitoring (DOM) providing real-time visibility into optical power levels (Tx/Rx), temperature, voltage, and laser bias current for proactive maintenance and troubleshooting
• Wide Cisco Compatibility: Supports all Cisco switches, routers, and network equipment with SFP+ slots including Catalyst, Nexus, ASR, ISR series providing maximum deployment flexibility across your existing infrastructure

Technical Specifications

Why Choose ServerDukan Refurbished?

Every Cisco 10GBASE-ER SFP+ module from ServerDukan undergoes comprehensive optical testing and validation. Our certified fiber optic technicians perform detailed analysis including: optical power output verification across full operational range, receiver sensitivity testing to ensure -15 dBm specification compliance, bit error rate testing (BERT) at 10 Gbps for extended periods, wavelength accuracy verification using optical spectrum analyzer, digital diagnostic monitoring (DDM) functionality validation, connector endface inspection using fiber microscope for contamination and damage, and complete interoperability testing with major Cisco switch platforms. We guarantee 100% functionality matching original Cisco specifications with authentic Cisco firmware and coding. Save up to 80% compared to new modules while receiving identical performance and reliability. Backed by our 1-Month Warranty covering all optical performance parameters and fast delivery across India with proper anti-static packaging.

Compatible Cisco Equipment

Ideal Use Cases & Deployment Scenarios

• Metropolitan Area Networks (MAN): Connect multiple office buildings across a city or metropolitan region with dedicated 10 Gigabit fiber links up to 40km, eliminating expensive carrier circuits and providing full bandwidth control
• Campus Backbone Connectivity: Link distribution and core layer switches across large university campuses, corporate parks, or industrial complexes with high-capacity fiber infrastructure supporting converged data, voice, and video traffic
• Data Center Interconnect (DCI): Establish high-speed connections between geographically separated data centers for storage replication, disaster recovery, workload migration, and multi-site database synchronization with low latency and high throughput
• Point-to-Point Fiber Links: Deploy dedicated 10G connections for critical applications including financial trading systems, healthcare PACS image transfer, video production facilities, and research networks requiring guaranteed bandwidth
• Storage Area Network (SAN) Extension: Extend Fibre Channel storage networks over long distances using FCIP or FCoE protocols for remote backup, tape library access, and disaster recovery replication
• Service Provider Infrastructure: Metro Ethernet service delivery, carrier-grade aggregation, mobile backhaul for 4G/5G base stations, and wholesale bandwidth provisioning to enterprise customers
• Inter-Building Connectivity: Connect separate buildings on corporate campuses, hospital complexes, government facilities, or educational institutions with high-bandwidth fiber backbone eliminating bandwidth bottlenecks
• Cloud Connectivity: Direct connection to cloud service provider points of presence (PoPs), colocation facilities, and internet exchange points (IXPs) with dedicated high-speed access

Technical Advantages & Performance Benefits

• Superior Distance Performance: 40km reach eliminates need for expensive optical amplifiers, repeaters, or DWDM equipment for most metropolitan deployments reducing total cost of ownership
• Single-Mode Fiber Investment: Leverages existing single-mode fiber infrastructure installed in buildings and underground conduits maximizing return on previous fiber plant investments
• Low Latency Operation: Sub-microsecond latency ideal for latency-sensitive applications including high-frequency trading, real-time collaboration, live video production, and VoIP
• Deterministic Performance: Dedicated point-to-point links provide consistent bandwidth without congestion or oversubscription ensuring predictable application performance
• Enhanced Security: Physical layer isolation with dedicated fiber provides superior security compared to shared carrier networks, critical for financial, healthcare, and government applications
• Future-Proof Investment: 10 Gigabit capacity supports current requirements while providing headroom for growth without infrastructure upgrades

Digital Diagnostic Monitoring (DDM) Capabilities

The integrated DDM functionality provides comprehensive real-time monitoring of critical optical parameters enabling proactive maintenance and rapid troubleshooting:

• Optical Power Monitoring: Real-time transmit (Tx) and receive (Rx) power measurements in dBm with configurable alarm thresholds for link quality assessment
• Temperature Monitoring: Internal module temperature tracking ensuring operation within specified thermal envelope preventing premature failure
• Laser Bias Current: Continuous monitoring of laser diode bias current indicating laser health and aging characteristics for predictive maintenance
• Supply Voltage Tracking: Internal power supply voltage monitoring ensuring stable operation and early detection of power-related issues
• Alarm & Warning Thresholds: Configurable high/low alarm and warning levels with SNMP trap generation for automated network management integration

Installation & Configuration Guidelines

• Fiber Type Selection: Use OS1 or OS2 specification single-mode fiber (9/125μm) for optimal performance. OS2 fiber recommended for longer distances approaching 40km maximum
• Connector Cleaning: Always clean fiber connector endfaces with lint-free wipes and isopropyl alcohol before insertion. Dirty connectors are primary cause of optical link failures
• Polarity Verification: Connect Tx (transmit) port to Rx (receive) port on opposite end. Use fiber test equipment to verify correct polarity before powering up link
• Power Budget Calculation: Ensure link loss budget (fiber attenuation + connector losses + splice losses) does not exceed 19 dB module specification for reliable operation
• Handling Precautions: Use dust caps when module not installed. Avoid touching optical ports. Store modules in anti-static bags with desiccant packets to prevent moisture damage

What's Included in Your Purchase

• 1x Cisco 10GBASE-ER SFP+ Module (Certified Refurbished)

Performance Specifications & Standards Compliance

Link Budget Planning & Fiber Loss Calculations

Proper link budget calculation ensures reliable operation over the desired distance:

Comparison: 10GBASE-ER vs Other 10G SFP+ Options