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DWDM-SFP-3268-120-C
1000BASE-DWDM SFP 1532.68nm 120KM Cisco Compatible
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DWDM-SFP-3268-120-C is a DWDM optical transceiver in the SFP form factor engineered for long-haul communications, delivering a 1G data rate through an LC connector while utilizing single-mode fiber. Its design ensures reliable, extended-range performance with a transmission distance of up to 120 km, making it an effective solution for critical telecom and network interconnect applications.
Utilizing standard protocols such as Ethernet and Fiber Channel, this transceiver is ideally suited for deployments in data centers, enterprise networks, and carrier-grade environments. Its compact physical dimensions and robust compatibility with major networking vendors like Cisco, Juniper, Huawei, and Arista further ensure seamless integration into diverse network architectures.
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| DWDM-SFP-3268-120-C |  DWDM-SFP-4931-120-C |  DWDM-SFP-3425-C |  DWDM-SFP-5092-C |  DWDM-SFP-4772-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 10G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1550 nm | 1550 nm | 1550 nm | 1550 ± 5nm | 1550 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 120 km | 120 km | 80 km | 80 km | 80 km |
| Supported Protocols | Ethernet, Fiber Channel | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 1.0 W | 1.5 W | 1.5W | N/A | 1.2 W |
| 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-3268-120-C | DWDM-SFP-4931-120-C | DWDM-SFP-3425-C | DWDM-SFP-5092-C | DWDM-SFP-4772-C |
| Height | 0.65 inches | 0.3 inches | 0.34 inches | N/A | 0.33 inches |
| Width | 0.82 inches | 0.6 inches | 0.53 inches | N/A | 0.55 inches |
| Depth | 1.10 inches | 2.0 inches | 2.22 inches | N/A | 2.17 inches |
| Weight | 0.10 lbs | 0.1 lbs | 0.055 lbs | N/A | 0.057 lbs |
Stable 1532.68nm signal over 120KM. Wavelength precision is excellent, maintaining a perfect link over massive regional spans. Seamless Cisco integration.
Reliable ultra-long-haul performance. Seamless integration into our core. High signal integrity and rock-solid uptime for 1532.68nm over 120KM.
Professional 120KM optics. Provides the steady performance our enterprise regional backbone requires. A very solid choice for extreme fiber reaches.
Consistent throughput over 120KM. Excellent value for expanding network reach without signal degradation. 1532.68nm wavelength is rock-solid.
Solid 1532.68nm optics for 120KM. Recognized immediately by our hardware and delivering a perfect link over the full distance. Highly reliable.
The DWDM-SFP-3268-120-C is a Cisco-compatible 1.25 Gbps DWDM SFP transceiver operating at 1532.68 nm, designed for ultra-long-haul single-mode fiber links up to 120 km.
This module uses a precise DWDM ITU grid wavelength of 1532.68 nm (Channel 68), ensuring channel accuracy and minimal crosstalk in dense wavelength-division multiplexing networks.
The DWDM-SFP-3268-120-C supports distances up to 120 km over single-mode fiber without the need for inline amplification in typical link budgets.
Yes. The module is fully Cisco-compatible and interoperates seamlessly with Cisco routers, switches, and DWDM systems under the Cisco SFP-GIGE and Cisco DWDM SFP specifications.
It requires ITU-T G.652 single-mode fiber (OS1/OS2) and features an LC duplex connector for plug-and-play installation.
Yes. It includes SFF-8472 compliant DOM for real-time monitoring of optical power, temperature, voltage, and other key parameters via SNMP.
The module supports a data rate of 1.25 Gbps, making it ideal for Gigabit Ethernet, Fiber Channel, and SONET/SDH applications in DWDM networks.
The transceiver operates reliably between 0 °C to 70 °C (commercial temperature range), with an extended option available on request.
Typically, the DWDM-SFP-3268-120-C consumes less than 1 W during operation, ensuring efficient energy use in large-scale deployments.
Yes. It adheres to MSA and ITU-T standards, enabling multi-vendor interoperability when matched to the correct wavelength channels.
It delivers a typical launch power of 0 dBm and a receiver sensitivity of -24 dBm, supporting a link budget suitable for up to 120 km spans.
Simply insert the LC connector into the switch’s SFP port until it clicks. The switch will auto-detect the module, and DOM data becomes available instantly.
Ideal for metro, regional, and long-haul DWDM networks, data center interconnects, ISP backbones, and enterprise WAN links requiring high channel density.
Yes. It supports hot-swap insertion and removal without powering down the host device, minimizing network disruption.
Confirm your hardware’s supported transceiver list matches SFP-GIGE or DWDM SFP specifications, check wavelength (1532.68 nm), and ensure firmware supports external optics.
The DWDM-SFP-3268-120-C includes a one-year warranty with optional extended support plans covering RMA, technical assistance, and firmware updates.
By multiplexing multiple wavelengths over a single fiber pair, DWDM modules maximize existing fiber capacity, reducing the need for new cable deployments and lowering CAPEX.
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