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DWDM SFP 1538.19nm provides low-latency, stable long-distance performance.
DWDM-SFP-3819=
DWDM SFP 1538.19 NM SFP 100G ITU GRID
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DWDM-SFP-3819=
DWDM SFP 1538.19 NM SFP 100G ITU GRID
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Overview of "DWDM-SFP-3819="
DWDM-SFP-3819= is a high-performance SFP transceiver designed for dense wavelength division multiplexing applications. It supports a 1G data rate over single-mode fibers using an LC connector, and it is engineered for extended-range transmission in environments such as data centers, enterprise networks, and telecom infrastructures. The module adheres to a compact form factor with well-defined physical dimensions to fit tightly within high-density network equipment.
DWDM-SFP-3819= is optimized for long-haul deployments, offering reliable connectivity and robust performance under industry-standard operating temperatures from 0 to 70°C. With compatibility across major platforms including Cisco, Juniper, Huawei, and Arista, this transceiver supports both Ethernet and Fibre Channel protocols, making it ideal for applications that demand efficient optical transport and dependable network performance.
DWDM-SFP-3819= price is $2,654.39, a 63% saving from the Cisco list price of $7,174.00. DWDM-SFP-3819= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for DWDM-SFP-3819= for additional pricing. Browse the full Sfp+ For 3000 Series series or explore all Cisco products.
An Internet Service Provider (ISP) retrofits its metro backbone by inserting DWDM-SFP-3819 modules at 1538.19 nm into existing MUX/DEMUX shelves, delivering a dedicated 100 Gbps wavelength over 80 km single-mode fiber. Outcome: quadrupled per-fiber capacity without laying new cables, 40% lower CapEx and 25% power-consumption reduction versus parallel 10 Gbps links.
A global cloud provider deploys DWDM-SFP-3819 transceivers at 1538.19 nm in its DWDM line cards to link two data centers 120 km apart over dark fiber. Outcome: single-channel 100 Gbps optics meet ultra-low-latency SLAs, simplify wavelength planning on ITU-GRID, and cut inter-site networking costs by 35% compared to router-based aggregation.
A multinational bank extends its resilient metro ring using DWDM-SFP-3819 modules at 1538.19 nm to connect five branch data centers within 60 km. Outcome: guaranteed sub-1 ms latency per hop, seamless traffic failover, and encryption-ready 100 Gbps circuits that adhere to strict regulatory uptime mandates while optimizing fiber utilization.
To get the detailed certification, please go to the Compliance Center.
 DWDM-SFP-3819= |  DWDM-SFP-4373= |  CWDM-SFP-1550= |  DWDM-SFP-3898= |  DWDM-SFP-4612= | |
|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 1G | 10G | 1G | 1G | 10G |
| Depth | 1.73 inches | 1.00 inches | 2.22 inches | 1.5 inches | 1.8 inches |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Height | 0.72 inches | 0.66 inches | 0.47 inches | 0.4 inches | 0.3 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 80 km | 80 km | 80 km | 80 km | 80 km |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | -40 to 85°C | 0 to 70°C |
| Power Consumption | 2.0 W | 1.5 W | 1.5 W | 3.5 W | 2.5 W |
| Product Name | DWDM-SFP-3819= | DWDM-SFP-4373= | CWDM-SFP-1550= | DWDM-SFP-3898= | DWDM-SFP-4612= |
| 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, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel |
| Transmission Distance | Extended-Range | Long-Range | Long-Range | Long-Range | Extended-Range |
| Wavelength | 1550 nm | 1550 nm | 1550 nm | 1550 nm | 1550 nm |
| Weight | 0.2 lbs | 0.2 lbs | 0.12 lbs | 0.07 lbs | 0.2 lbs |
| Width | 0.37 inches | 2.00 inches | 0.53 inches | 0.8 inches | 0.5 inches |
DWDM SFP 1538.19nm provides low-latency, stable long-distance performance.
Professional-quality optics with reliable signal integrity.
Easy integration into metro and enterprise DWDM networks.
Durable module for high-density optical backbones.
Consistent throughput, minimal errors, excellent SFP choice.
The DWDM-SFP-3819= is a 100G SFP optical transceiver module operating at 1538.19 nm on the ITU grid, designed for high-density DWDM networks.
It operates at a precise 1538.19 nm wavelength, matching the ITU DWDM channel spacing for optimal spectral efficiency.
It supports a 100 Gigabit per second (100G) data rate, ideal for high-performance optical links.
It corresponds to ITU DWDM channel 19 at 1538.19 nm on the standard 50 GHz grid.