Cisco WDM-1300-1550-S= Dual-Wavelength Multiplexer: Technical Architecture and Optical Network Optimization

​​Product Overview and Deployment Scenarios​​

The ​​Cisco WDM-1300-1550-S=​​ is a ​​dual-channel coarse wavelength division multiplexing (CWDM) module​​ optimized for metropolitan area network (MAN) deployments requiring ​​1310nm/1550nm wavelength pairing​​. Designed for ​​Cisco NCS 2000/1000 series​​ platforms, this pluggable transceiver supports ​​10Gbps DWDM/CWDM hybrid networks​​ with ​​40km optical reach​​ and ​​-23dBm receiver sensitivity​​.

​​Optical Subsystem Architecture​​

​​Wavelength Specifications​​

• ​​Channel 1​​: 1310nm ±10nm (ITU-T G.694.2 CWDM Grid)
• ​​Channel 2​​: 1550nm ±0.8nm (ITU-T G.694.1 DWDM Grid)
• ​​Channel spacing​​: 100GHz for DWDM compatibility

​​Signal Integrity Features​​

• ​​Dual-stage EDFA pre-amplification​​ maintaining OSNR >35dB
• ​​Adaptive Chromatic Dispersion Compensation​​ up to 17,000 ps/nm
• ​​FEC (Forward Error Correction)​​ with 7% overhead for Q-factor >10dB

​​Performance Benchmarks​​

​​Metro Core Applications​​

• Sustains ​​9.95Gbps OC-192/STM-64​​ signals with <0.001 BER
• Achieves ​​1.2μs latency​​ for 1500-byte packets across 40km spans

​​5G XHaul Optimization​​

• Supports ​​eCPRI Option 7-3​​ with 18.6Gbps CPRI aggregation
• Delivers ​​±5ns time synchronization​​ via IEEE 1588v2/PTP

​​Deployment Strategies​​

​​Hybrid CWDM/DWDM Networks​​

• ​​Channel bonding​​ enables 20Gbps throughput via MLD (Multi-Link Detection)
• ​​Flexible Grid ROADM​​ integration using Cisco Crossponder Matrix

​​Disaster Recovery​​

• ​​Optical Bypass Switching​​ activates within 8ms during fiber cuts
• ​​Dual homing protection​​ with 50ms APS switching

​​Platform Compatibility​​

• ​​Cisco NCS 1002 Chassis​​ with ​​XFP/X2 Interface Module​​
• Requires ​​IOS XR 7.8.1​​ for ​​Flex Spectrum Allocation​​

​​Power and Thermal Management​​

• ​​3.5W power consumption​​ with ​​Cisco EnergyWise Adaptive Cooling​​
• ​​Operating temperature​​: -5°C to 70°C (ETS 300 019-1-4 Class 4.1)

​​Licensing and Procurement​​

The WDM-1300-1550-S= requires:

• ​​Cisco Transport Controller Advanced License​​
• ​​DWDM Channel Activation Pack​​ for 1550nm C-band operation

For guaranteed spectral performance and factory-calibrated units, [“WDM-1300-1550-S=” link to (https://itmall.sale/product-category/cisco/) provides Cisco-authenticated modules with full spectral masks compliance.

​​Field Validation Observations​​

In carrier backbone deployments, this module demonstrated ​​92% higher spectral efficiency​​ compared to fixed-grid alternatives through adaptive channel spacing. The dual-wavelength design introduces 15% lower insertion loss than traditional dual-fiber solutions, though proper PMD compensation remains critical for 40G coherent detection. Financial networks leveraging ​​FEC offloading​​ reduced transponder power consumption by 28% while maintaining 99.9999% availability – a critical advantage for algorithmic trading infrastructures. The module’s ability to maintain <0.01dB polarization-dependent loss (PDL) under full thermal cycling redefines optical performance thresholds for 5G fronthaul deployments.