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DWDM-SFP-3898-120-C
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- 1000BASE-DWDM SFP 1538.98nm 120KM Cisco Compatible
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DWDM-SFP-3898-120-C Overview
DWDM-SFP-3898-120-C is an SFP transceiver engineered for DWDM applications in long-haul optical networks. It supports a 1G data rate, utilizes an LC connector, operates at a wavelength of 1550 nm, and is optimized for long-range transmission (up to 120 km) over single-mode fiber while supporting protocols such as Ethernet and Fibre Channel.
The compact SFP form factor with standardized physical dimensions makes DWDM-SFP-3898-120-C ideal for integration in data centers, enterprise networks, and telecom systems. Built to perform reliably in environments operating from 0 to 70°C (with storage down to -40°C), it is also fully compatible with major networking platforms including Cisco, Juniper, Huawei, and Arista.
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DWDM-SFP-3898-120-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, Fibre Channel |
| Network Interface | Fiber |
| Power Consumption | 1.5 W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista |
| Product Name | DWDM-SFP-3898-120-C |
| Height | 0.33 inches |
| Width | 2.20 inches |
| Depth | 0.47 inches |
| Weight | 0.11 lbs |
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Product Comparison Table
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| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | LC | LC | MPO | MPO |
| Data Rate | 10G | 1G | 40G | 100G | 100G |
| Depth | 1.20 inches | 0.47 inches | 0.375 inches | 1.47 inches | 1.2 inches |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Multi-mode | Multi-mode |
| Form Factor | SFP+ | SFP | QSFP | QSFP28 | QSFP28 |
| Height | 0.55 inches | 0.33 inches | 0.2 inches | 0.28 inches | 0.8 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 300 meters | 120 km | 10 km | 100 meters | 100 meters |
| Network Interface | Fiber | Fiber | Ethernet | Fiber | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 2.0W | 1.5 W | 3.0 W | 7W | 3.5W |
| Product Name | JL290A 10G SFP+ Optical Transceiver | DWDM-SFP-3898-120-C | QSFP-40GE-LR4-C | AA1403016-5575-E6-C 100G QSFP28 SR4 Transceiver | AA1403001-E5-C 100G QSFP28 Transceiver |
| 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 | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet |
| Transmission Distance | Short-Range | Long-Range | Long-Range | Short-Range | Short-Range |
| Wavelength | 850 nm | 1550 nm | 1310 nm | 850nm | 850 nm |
| Weight | 0.05 lbs | 0.11 lbs | 0.15 lbs | 0.11 lbs | 0.04 lbs |
| Width | 0.83 inches | 2.20 inches | 0.55 inches | 0.80 inches | 1.2 inches |
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Questions & Answers
Q
What is the DWDM-SFP-3898-120-C SFP transceiver?
A
The DWDM-SFP-3898-120-C is a Cisco-compatible 1000BASE-DWDM SFP transceiver operating at 1538.98nm for up to 120 km over single-mode fiber.
Q
What wavelength does the DWDM-SFP-3898-120-C use?
A
This module transmits at a precise DWDM wavelength of 1538.98 nm, ensuring minimal channel interference in dense wavelength division multiplexing systems.
Q
What is the maximum transmission distance of the 1538.98 nm SFP transceiver?
A
It supports links up to 120 km over standard single-mode fiber (SMF) with an optical budget optimized for long-haul DWDM applications.
Q
Is the DWDM-SFP-3898-120-C compatible with Cisco devices?
A
Yes, it is fully Cisco-compatible and interoperable with Catalyst, Nexus, ASR, and other Cisco routers and switches without requiring firmware upgrades.
Q
What data rate does the DWDM-SFP-3898-120-C support?
A
The transceiver supports a data rate of 1.25 Gbps (1000BASE-DWDM), ideal for Gigabit Ethernet and 1G Fibre Channel applications.
Q
Which connector type does this SFP module use?
A
It features an LC duplex connector, providing a secure and industry-standard interface for single-mode fiber connections.
Q
What type of fiber is required for the 1000BASE-DWDM SFP?
A
The module requires ITU-T G.652-compliant single-mode fiber to achieve optimal performance over distances up to 120 km.
Q
Does the DWDM-SFP-3898-120-C support hot swapping?
A
Yes, the SFP transceiver is hot-swappable, allowing installation and removal without powering down your network device.
Q
What is the operating temperature range of this DWDM SFP?
A
The module operates reliably between 0 °C and 70 °C (32 °F to 158 °F), suitable for standard commercial environments.
Q
What are the transmit power and receive sensitivity specs?
A
Transmit power ranges from –5.0 to +0.5 dBm and receive sensitivity is –24.0 dBm, providing a robust optical link budget for long-haul transmission.
Q
Does the DWDM-SFP-3898-120-C support digital diagnostics (DOM)?
A
Yes, it includes digital optical monitoring (DOM/DDM) for real-time access to temperature, voltage, transmit power, and receive optical power.
Q
What applications is the 1538.98 nm DWDM SFP ideal for?
A
It's ideal for metro and long-haul transport, carrier networks, and enterprise backbones requiring dense wavelength multiplexing.
Q
How do I install the DWDM-SFP-3898-120-C in my switch?
A
Simply insert the module into a compatible SFP slot until it clicks, then attach LC fiber cables; your device auto-negotiates link settings.
Q
How can I verify compatibility with other network equipment?
A
Review Cisco’s interoperability documentation or consult your vendor’s compatibility matrix to ensure support for the 1538.98 nm DWDM channel.
Q
What is the mean time between failures (MTBF) for this transceiver?
A
The DWDM-SFP-3898-120-C has an MTBF of over 2 million hours, reflecting high reliability for mission-critical networks.
Q
Do I need additional DWDM multiplexers or modules?
A
Yes, to integrate the 1538.98 nm channel into a DWDM link, you need compatible CWDM/DWDM Mux-Demux modules and potentially an EDFA for amplification.
