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DWDM-SFP-3819-120-C
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- 1000BASE-DWDM SFP 1538.19nm 120KM Cisco Compatible
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DWDM-SFP-3819-120-C Overview
DWDM-SFP-3819-120-C is a small form-factor pluggable (SFP) transceiver module that delivers a reliable 1G data rate over single-mode fiber using an LC connector. It is engineered for long-range dense wavelength division multiplexing (DWDM) applications and is fully compatible with Ethernet protocols, ensuring robust connectivity in high-performance networks.
Designed to meet standard SFP form factor dimensions, the DWDM-SFP-3819-120-C is ideally suited for use in telecom networks, data centers, and enterprise backbone infrastructures. Its specialized optical design supports transmission distances of up to 120 km, making it a dependable solution for extended-reach optical interconnects.
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DWDM-SFP-3819-120-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| Connector Type | LC |
| Wavelength | 1550 nm |
| Transmission Distance | Long-Range |
| Fiber Type | Single-mode |
| Max Distance | 120 km |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | N/A |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco |
| Product Name | DWDM-SFP-3819-120-C |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
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Product Comparison Table
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| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 10G | OC48 | 1G | 10G | 100G |
| Depth | N/A | 1.00 inches | N/A | N/A | 0.5 inches |
| Fiber Type | Single-mode | Multi-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | XFP | SFP | SFP | SFP+ | CFP |
| Height | N/A | 0.67 inches | N/A | N/A | 0.7 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 40 km | 300 m | 120 km | 10 km | 80 km |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | -40 to 85°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | N/A | 3.5W | N/A | N/A | 6W |
| Product Name | XFP10GER192IR-RGD | SFP-1OC48-SR | DWDM-SFP-3819-120-C | 330-2403-C SFP+ Optical Transceiver | AA1403013-3190-E6-C CFP Transceiver Module |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet | SONET/SDH | Ethernet | Ethernet | Ethernet, Fibre Channel |
| Transmission Distance | Extended-Range | Short-Range | Long-Range | Long-Range | Long-Range |
| Wavelength | 1550 nm | 850 nm | 1550 nm | 1310 nm | 1550 nm |
| Weight | N/A | 0.2 lbs | N/A | N/A | 0.2 lbs |
| Width | N/A | 2.00 inches | N/A | N/A | 2.8 inches |
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Questions & Answers
Q
What is the DWDM-SFP-3819-120-C module?
A
The DWDM-SFP-3819-120-C is a Cisco-compatible 1000BASE-DWDM SFP transceiver operating at 1538.19 nm, designed for 120 km single-mode fiber links.
Q
Which wavelength does this SFP use?
A
This module operates at a precise 1538.19 nm DWDM wavelength, ensuring minimal channel crosstalk in dense wavelength deployments.
Q
What is the maximum transmission distance?
A
It supports link distances up to 120 km over ITU-T G.652 single-mode fiber with proper dispersion management.
Q
Is the DWDM-SFP-3819-120-C compatible with Cisco equipment?
A
Yes, this SFP is fully compatible with Cisco switches and routers, offering plug-and-play interoperability without firmware modifications.
Q
What data rate does the module support?
A
The transceiver supports a data rate of 1.25 Gbps (1000BASE-DWDM), ideal for Gigabit Ethernet and SONET/SDH applications.
Q
What type of fiber does it require?
A
It requires ITU-T G.652 compliant single-mode optical fiber to achieve specified performance over 120 km.
Q
Is this SFP hot-swappable?
A
Yes, the DWDM-SFP-3819-120-C supports hot-swapping, allowing insertion or removal without powering down the host device.
Q
Does it include digital diagnostics monitoring (DDM)?
A
Yes, it offers DDM capabilities for real-time monitoring of optical power, temperature, voltage and laser bias current via an I²C interface.
Q
Which industry standards does it comply with?
A
The module meets SFP MSA, IEEE 802.3z 1000BASE-DWDM, ITU-T G.692 and Telcordia GR-1209/1221 standards for reliability and performance.
Q
What are the operating temperature specifications?
A
Operating temperature ranges from 0 °C to +70 °C, and storage temperature ranges from –40 °C to +85 °C.
Q
How much power does this SFP consume?
A
Typical power consumption is under 1 W, ensuring efficient operation and minimal heat generation in dense racks.
Q
What form-factor and dimensions does it have?
A
The transceiver adheres to the SFP form-factor, measuring 13.4 mm × 56.5 mm × 8.5 mm for standardized port compatibility.
Q
How do I install the DWDM-SFP-3819-120-C?
A
Align the module’s edge connector with the host SFP slot, slide in until it clicks, then secure with the latch. Verify link lights to confirm connectivity.
Q
How can I troubleshoot a link failure?
A
Check fiber continuity, polarity, SFP compatibility and DDM readouts for optical power levels. Replace the module or cable if diagnostics exceed thresholds.
Q
What warranty and support are provided?
A
We offer a 1-year warranty covering manufacturing defects plus optional extended support for advanced replacement and technical assistance.
