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DWDM-SFP-3661-120-C
1000BASE-DWDM SFP 1536.61nm 120KM Cisco Compatible
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DWDM-SFP-3661-120-C is a DWDM SFP transceiver engineered for high-performance links in telecom and enterprise network environments. It delivers a 1G data rate via an LC connector and is optimized for long-range transmission over single-mode fiber, supporting Ethernet protocols in a compact SFP form factor.
Designed to meet the rigorous demands of data centers and carrier-grade systems, this transceiver features industry-standard physical dimensions for a seamless fit in SFP slots while maintaining robust reliability and efficiency. Its proven performance in DWDM networks makes it an ideal solution for extending connectivity over distances up to 80 km under typical operating conditions.
DWDM-SFP-3661-120-C price is is available on request. Get immediate quote.
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| DWDM-SFP-3661-120-C |  DWDM-SFP-5494-120-C |  DWDM-SFP-3898-120-C |  DWDM-SFP-3112-120-C |  DWDM-SFP-3977-120-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 | 1570 nm | 1550 nm | 1550 nm | 1550 nm | 1550nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 80 km | 120 km | 120 km | 120 km | 80 km |
| Supported Protocols | Ethernet | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| 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-3661-120-C | DWDM-SFP-5494-120-C | DWDM-SFP-3898-120-C | DWDM-SFP-3112-120-C | DWDM-SFP-3977-120-C |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Stable 1536.61nm signal over 120KM. Wavelength precision is excellent, maintaining a perfect link over massive spans. Seamless Cisco hardware integration.
Reliable ultra-long-haul performance. Seamless integration into our regional core. High signal integrity and rock-solid uptime at 1536.61nm.
Professional 120KM optics. Provides the steady performance our enterprise regional backbone requires. A solid choice for long-range spans.
Consistent throughput over 120KM. Excellent value for expanding network reach without signal loss. 1536.61nm wavelength is rock-solid.
Solid 1536.61nm optics for 120KM. Recognized immediately by our routers and delivering a perfect link over the full span.
The DWDM-SFP-3661-120-C is a Cisco-compatible 1000BASE-DWDM SFP transceiver operating at 1536.61 nm that delivers 1 Gbps over single-mode fiber up to 120 km.
Yes, it is fully compatible with Cisco Catalyst, Nexus, ASR and ISR series devices that accept generic 1000BASE-DWDM SFP modules.
It supports a 1.25 Gbps data rate (1000BASE-X) for Gigabit Ethernet applications.
The transceiver operates at the DWDM ITU channel 61 wavelength of 1536.61 nm.
It supports up to 120 km over ITU-T G.652 single-mode fiber under standard optical budgets.
The module uses ITU-T G.652 compliant single-mode fiber with an LC duplex connector interface.
Yes, it is hot-pluggable and can be inserted or removed without powering down the host device.
It is assigned to DWDM ITU channel 61 at a nominal wavelength of 1536.61 nm.
The module operates between 0 °C to +70 °C in commercial grade, with extended temperature options available upon request.
Power down the port, insert the SFP into the LC slot until it clicks, power up the device, then verify link status via CLI or management interface.
Yes, it is MSA-compliant (SFP MSA/SFF-8472) and meets all relevant IEEE 802.3ah and ITU-T DWDM specifications.
The transceiver consumes ≤ 1.0 W under standard operating conditions.
Yes, it provides real-time DDM/DOM for monitoring parameters such as optical power, temperature, and voltage.
The DWDM-SFP-3661-120-C includes a 1-year manufacturer’s warranty with optional extended support plans.
Yes, its standard MSA design and Cisco compatibility ensure interoperability across major DWDM platforms.
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