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DWDM-SFP-3504-120-C
1000BASE-DWDM SFP 1535.04nm 120KM Cisco Compatible
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DWDM-SFP-3504-120-C is a DWDM SFP optical transceiver engineered to deliver reliable 1G data transmission over long distances using single-mode fiber. It features an LC connector within a compact SFP form factor, ensuring that the physical dimensions meet the tight space requirements of modern telecom and data center applications.
DWDM-SFP-3504-120-C is specifically designed for use in telecom networks, enterprise environments, and data centers where extended reach—up to 120 km—is essential. Supporting Ethernet protocols and optimized for dense wavelength division multiplexing deployments, this transceiver offers a robust solution for long-range optical connectivity.
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| DWDM-SFP-3504-120-C |  DWDM-SFP-3977-C |  DWDM-SFP-5252-120-C |  DWDM-SFP-3425-C |  DWDM-SFP-3739-120-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 | 1550 nm | 1550 nm | 1550 nm | 1550 nm | 1550 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 | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | N/A | 3.5 W | 1.5 W | 1.5W | 3.6W |
| 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-3504-120-C | DWDM-SFP-3977-C | DWDM-SFP-5252-120-C | DWDM-SFP-3425-C | DWDM-SFP-3739-120-C |
| Height | N/A | N/A | 0.65 in | 0.34 inches | N/A |
| Width | N/A | N/A | 0.72 in | 0.53 inches | N/A |
| Depth | N/A | N/A | 1.00 in | 2.22 inches | N/A |
| Weight | N/A | N/A | 0.05 lbs | 0.055 lbs | N/A |
Flawless 1535.04nm performance across 120KM. Wavelength precision is top-notch, ensuring a reliable link over extreme distances. Solid Cisco compatibility.
Reliable ultra-long-haul optics. Consistent signal strength and high uptime for our regional backbone. Excellent value for 120KM reach.
Solid 120KM reach at 1535.04nm. Wavelength stability is outstanding, providing a dependable regional link for years of operation. Very satisfied.
Professional 1535.04nm optics for extreme spans. Easy installation and stable throughput. A very trustworthy solution for long-haul networks.
Excellent build quality. This 120KM SFP provides the professional reliability our regional network demands for the 1535.04nm channel.
The DWDM-SFP-3504-120-C is a 1.25 Gbps DWDM SFP transceiver operating at 1535.04 nm for up to 120 km, fully Cisco-compatible.
It complies with IEEE 802.3z for 1 Gbps Gigabit Ethernet over Dense Wavelength Division Multiplexing.
Yes, it is rigorously tested and validated for seamless operation with Cisco routers and switches supporting SFP modules.
1535.04 nm corresponds to a specific ITU-T DWDM channel, enabling high-density optical networking with minimal crosstalk.
It supports single-span transmission distances up to 120 km over standard single-mode fiber.
Standard single-mode fiber (ITU-T G.652 or G.657) is required to achieve the specified 120 km reach.
It features a hot-pluggable SFP form factor with a duplex LC connector for transmit and receive fibers.
Yes, the module is hot-pluggable and supports insertion and removal without disrupting network operations.
The module supports a line rate of 1.25 Gbps for Gigabit Ethernet applications.
Power consumption is under 1.0 W during normal operation.
The module operates reliably from 0 °C to 70 °C (32 °F to 158 °F).
The module offers an MTBF exceeding 1,000,000 hours for high reliability.
Yes, it fully adheres to the SFP Multi-Source Agreement (MSA) specifications.
Insert the module into an empty SFP port until it clicks, then connect the LC fiber patch cables, matching TX to RX.
Yes, it includes a 2-year limited warranty covering manufacturing defects and performance issues.
Use ITU-T G.694.2-compliant DWDM multiplexers, keep connectors clean, and monitor link parameters via your network management system.
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