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DWDM-SFP-5655-120-C
1000BASE-DWDM SFP 1556.55nm 120KM Cisco Compatible
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DWDM-SFP-5655-120-C is a high-performance SFP optical transceiver that supports a 1G data rate while featuring an LC connector for reliable fiber-optic connectivity. Designed for DWDM applications, it operates in the C-band (1530–1565 nm) to enable long-range transmissions over single-mode fiber, making it ideal for Ethernet and Fibre Channel networks in telecom, data centers, and enterprise environments.
Engineered with a compact form factor and precise physical dimensions, DWDM-SFP-5655-120-C delivers dependable performance in dense wavelength division multiplexing networks. Its robust design ensures compatibility with leading networking platforms, providing network operators with a cost-effective solution for high-capacity optical data transmission across extended distances.
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| DWDM-SFP-5655-120-C |  DWDM-SFP-5092-C |  DWDM-SFP-5252-120-C |  DWDM-SFP-4056-C |  DWDM-SFP-5012-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1530-1565 nm | 1550 ± 5nm | 1550 nm | 1550 nm | 1528-1565 nm |
| Transmission Distance | Long-Range | Long-Range | Extended-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 120 km | 80 km | 120 km | 80 km | 80 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet, Fibre Channel |
| Network Interface | Ethernet | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | DWDM-SFP-5655-120-C | DWDM-SFP-5092-C | DWDM-SFP-5252-120-C | DWDM-SFP-4056-C | DWDM-SFP-5012-C |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Perfect 1556.55nm accuracy for 120KM. Robust and consistent integrity across our regional infrastructure.
Reliable 120KM connectivity. Performance has been flawless. Seamless integration with enterprise long-haul hardware.
Excellent signal-to-noise ratio. Stability needed for high-traffic. 1556.55nm is rock-solid and interference-free.
Professional 120KM optics. Recognized immediately by Cisco Nexus. Dependable solution for long-haul spans.
High-performing 1556.55nm SFPs. Excellent build and generous budget. Satisfied with stability and throughput.
Efficient signaling at 1556.55nm for 120KM. High-end performance at a competitive price. Perfect expansion.
The DWDM-SFP-5655-120-C is a Cisco-compatible 1000BASE-DWDM SFP transceiver operating at 1556.55 nm with a 120 km reach over single-mode fiber.
This module transmits and receives optical signals at a precise DWDM wavelength of 1556.55 nm for dense wavelength division multiplexing.
It supports a maximum single-mode fiber link distance of up to 120 km using an optimal dispersion-managed DWDM network.
The transceiver supports a 1000 Mbps (1.25 Gbps line rate) data rate, fully compliant with the 1000BASE-DWDM standard.
Yes. It is fully interoperable with Cisco platforms and other MSA-compliant equipment that accept 1000BASE-DWDM SFP modules.
It features an LC duplex connector designed for single-mode fiber and hot-pluggable insertion into standard SFP slots.
The module is rated for commercial operation from 0 °C to 70 °C ambient temperature.
Typical power consumption is less than 1 W, ensuring efficient operation and minimal impact on system power budgets.
It meets SFF-8472, SFF-8431, IEEE 802.3ah, and Telcordia GR-20, GR-63, and GR-468 specifications for reliability and performance.
It is ideal for long-haul and metro DWDM networks, data center interconnects, campus backbones, and telecom aggregation links.
Yes. Integrated DDM provides real-time monitoring of optical output power, input power, temperature, laser bias current, and transceiver voltage.
Simply hot-plug the SFP module into an available SFP port, connect an LC single-mode fiber, and verify link status via your Cisco device CLI or GUI.
This module offers an MTBF exceeding 500,000 hours, ensuring high reliability for critical network deployments.
Yes. As long as each module is MSA-compliant at the correct ITU channel (1556.55 nm), multi-vendor interoperability is supported.
The module is backed by a one-year limited warranty covering manufacturing defects and performance issues under normal use.
Use your switch or router’s diagnostics interface to check DDM parameters, link status, optical power levels, and error counters.
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