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DWDM-SFP10G-3819-ER-C
10GBase-DWDM 1538.19nm SFP+ 40KM Cisco Compatible
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DWDM-SFP10G-3819-ER-C is a 10G SFP+ DWDM transceiver that features an LC connector, is designed for extended-range transmission, supports Ethernet protocols, and fits within a compact SFP+ form factor ideal for high-performance networking. This module is optimized for use in data centers, enterprise networks, and telecom environments where reliable, long-distance connectivity over single-mode fiber is required.
DWDM-SFP10G-3819-ER-C delivers robust performance engineered for extended reach—up to 80 km—while meeting stringent operating temperature requirements and broad compatibility with leading network equipment vendors. Its precise design and proven reliability make it the ideal choice for modern, high-speed optical network deployments.
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To get the detailed certification, please go to the Compliance Center.
 DWDM-SFP10G-3819-ER-C |  DWDM-SFP10G-3268-ER-C |  DWDM-SFP10G-4373-ER-C |  DWDM-SFP10G-4612-ER-C |  SFP-10G-LRM-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP+ | SFP+ | SFP+ | SFP+ | SFP |
| Data Rate | 10G | 10G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC Duplex |
| Wavelength | 1553.3 nm | 1552 nm | 1550 nm | N/A | 1310 nm |
| Transmission Distance | Extended-Range | Extended-Range | Extended-Range | Extended-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Multi-mode |
| Max Distance | 80 km | 80 km | 80 km | 80 km | 220 meters |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.5 W | N/A | 3.5W | N/A | 1.8 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 |
| Product Name | DWDM-SFP10G-3819-ER-C | DWDM-SFP10G-3268-ER-C | DWDM-SFP10G-4373-ER-C | DWDM-SFP10G-4612-ER-C | Cisco SFP-10G-LRM-C |
| Height | N/A | N/A | 0.66 inches | N/A | 0.34 inches |
| Width | N/A | N/A | 0.78 inches | N/A | 0.53 inches |
| Depth | N/A | N/A | 1.18 inches | N/A | 2.22 inches |
| Weight | N/A | N/A | 0.2 lbs | N/A | 0.07 lbs |
Exceptional 1538.19nm stability. These 40KM modules integrated seamlessly into our DWDM mux. Consistent throughput and high reliability.
Precise wavelength and robust build. Recognized instantly by our Cisco Nexus switches. Flawless 10G performance over long-haul fiber.
Solid signal integrity for 40KM spans. A cost-effective solution for expanding our regional fiber capacity without compromise.
Reliable long-distance signaling at 1538.19nm. Zero channel drift detected. Professional quality optics for enterprise core networking.
Top-tier DWDM performance. Wavelength accuracy is spot-on. Link remains rock-solid under heavy traffic loads. Highly satisfied.
Impressive power budget for 40KM. Excellent signal-to-noise ratio. A trustworthy alternative to expensive OEM transceivers.
Perfect 1538.19nm alignment. No packet loss across our regional backbone. Reliable, durable, and very easy to deploy.
The DWDM-SFP10G-3819-ER-C is a 10GBase-DWDM SFP+ transceiver operating at 1538.19 nm for 40 km single-mode fiber links.
It operates at a DWDM central wavelength of 1538.19 nm, compliant with ITU-T G.694.2 channel spacing.
This transceiver supports up to 40 km of reach over single-mode fiber (SMF, ITU-T G.652).
Yes, it is fully interoperable with Cisco SFP+ interfaces and supports Cisco’s digital optical monitoring (DOM).