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Cisco SONET/SDH Modules

While the networking world races toward 400G Ethernet, Cisco SONET/SDH Modules remain the dependable backbone for critical telecommunications infrastructure, utility networks, and legacy enterprise systems.

These modules provide the deterministic reliability required for Synchronous Optical Networking (SONET) and Synchronous Digital Hierarchy (SDH) protocols, ensuring sub-50ms protection switching and precise timing for mission-critical data transport.
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Genuine Cisco SFP-OC12-IR1 Genuine Cisco SFP-OC12-LR1 Genuine Cisco SFP-OC12-LR2
Cisco SFP-OC12-IR1 SFP OC-12/STM-4 Intermediate-Reach Cisco SFP-OC12-LR1 SFP OC-12/STM-4 Long-Reach (40 km) Cisco SFP-OC12-LR2 SFP OC-12/STM-4 Long-Reach (80 km)
Genuine Cisco SFP-OC12-MM Genuine Cisco SFP-OC12-SR Genuine Cisco SFP-OC3-IR1
Cisco SFP-OC12-MM SFP OC-12/STM-4 Multimode Cisco SFP-OC12-SR SFP OC-12/STM-4 Short-Reach Cisco SFP-OC3-IR1 SFP OC-3/STM-1 Intermediate-Reach
Genuine Cisco SFP-OC3-LR1 Genuine Cisco SFP-OC3-LR2 Genuine Cisco SFP-OC3-MM
Cisco SFP-OC3-LR1 SFP OC-3/STM-1 Long-Reach (40 km) Cisco SFP-OC3-LR2 SFP OC-3/STM-1 Long-Reach (80 km) Cisco SFP-OC3-MM SFP OC-3/STM-1 Multimode
Genuine Cisco SFP-OC3-SR Genuine Cisco SFP-OC48-IR1 Genuine Cisco SFP-OC48-LR2
Cisco SFP-OC3-SR SFP OC-3/STM-1 Short-Reach Cisco SFP-OC48-IR1 SFP OC-48/STM-16 Intermediate-Reach Cisco SFP-OC48-LR2 SFP OC-48/STM-16 Long-Reach (80 km)
Genuine Cisco SFP-OC48-SR
Cisco SFP-OC48-SR SFP OC-48/STM-16 Short-Reach