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DWDM-SFP-3268-120-C
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- 1000BASE-DWDM SFP 1532.68nm 120KM Cisco Compatible
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DWDM-SFP-3268-120-C Overview
DWDM-SFP-3268-120-C is a DWDM optical transceiver in the SFP form factor engineered for long-haul communications, delivering a 1G data rate through an LC connector while utilizing single-mode fiber. Its design ensures reliable, extended-range performance with a transmission distance of up to 120 km, making it an effective solution for critical telecom and network interconnect applications.
Utilizing standard protocols such as Ethernet and Fiber Channel, this transceiver is ideally suited for deployments in data centers, enterprise networks, and carrier-grade environments. Its compact physical dimensions and robust compatibility with major networking vendors like Cisco, Juniper, Huawei, and Arista further ensure seamless integration into diverse network architectures.
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DWDM-SFP-3268-120-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, Fiber Channel |
| Network Interface | Fiber |
| Power Consumption | 1.0 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-3268-120-C |
| Height | 0.65 inches |
| Width | 0.82 inches |
| Depth | 1.10 inches |
| Weight | 0.10 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 | SC | LC | LC |
| Data Rate | 10G | 1G | 10G | OC-48 / 2.488 Gbps | 100G |
| Depth | N/A | 1.10 inches | N/A | 1.1 inches | 3.0 inches |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP+ | SFP | CFP |
| Height | N/A | 0.65 inches | N/A | 0.24 inches | 1.2 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 300 meters | 120 km | 34.2 km | 10 km | 40 km |
| Network Interface | Ethernet | 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 |
| Power Consumption | 1.5W | 1.0 W | N/A | 3.5 W | 15 W |
| Product Name | SFP-10G-SR= | DWDM-SFP-3268-120-C | ONS-SC+10G-34.2-C | OC48-SFP-LR1-C | X65401-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 | Ethernet, Fiber Channel | Ethernet | SONET/SDH | Ethernet, Fibre Channel |
| Transmission Distance | Short-Range | Long-Range | Extended-Range | Long-Range | Long-Range |
| Wavelength | 850 nm | 1550 nm | 1310 nm | 1310 nm | 1550 nm |
| Weight | N/A | 0.10 lbs | N/A | 0.1 lbs | 0.5 lbs |
| Width | N/A | 0.82 inches | N/A | 0.66 inches | 4.3 inches |
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Questions & Answers
Q
What is the DWDM-SFP-3268-120-C 1000BASE-DWDM SFP module?
A
The DWDM-SFP-3268-120-C is a Cisco-compatible 1.25 Gbps DWDM SFP transceiver operating at 1532.68 nm, designed for ultra-long-haul single-mode fiber links up to 120 km.
Q
Which wavelength does this DWDM SFP module use?
A
This module uses a precise DWDM ITU grid wavelength of 1532.68 nm (Channel 68), ensuring channel accuracy and minimal crosstalk in dense wavelength-division multiplexing networks.
Q
What is the maximum transmission distance supported?
A
The DWDM-SFP-3268-120-C supports distances up to 120 km over single-mode fiber without the need for inline amplification in typical link budgets.
Q
Is the DWDM-SFP-3268-120-C compatible with Cisco hardware?
A
Yes. The module is fully Cisco-compatible and interoperates seamlessly with Cisco routers, switches, and DWDM systems under the Cisco SFP-GIGE and Cisco DWDM SFP specifications.
Q
What fiber type and connector does it require?
A
It requires ITU-T G.652 single-mode fiber (OS1/OS2) and features an LC duplex connector for plug-and-play installation.
Q
Does this SFP module support digital optical monitoring (DOM)?
A
Yes. It includes SFF-8472 compliant DOM for real-time monitoring of optical power, temperature, voltage, and other key parameters via SNMP.
Q
What is the data rate of the DWDM-SFP-3268-120-C?
A
The module supports a data rate of 1.25 Gbps, making it ideal for Gigabit Ethernet, Fiber Channel, and SONET/SDH applications in DWDM networks.
Q
What is the operating temperature range?
A
The transceiver operates reliably between 0 °C to 70 °C (commercial temperature range), with an extended option available on request.
Q
How much power does the module consume?
A
Typically, the DWDM-SFP-3268-120-C consumes less than 1 W during operation, ensuring efficient energy use in large-scale deployments.
Q
Can I mix this module with other vendors’ DWDM SFPs?
A
Yes. It adheres to MSA and ITU-T standards, enabling multi-vendor interoperability when matched to the correct wavelength channels.
Q
What launch power and receiver sensitivity does it offer?
A
It delivers a typical launch power of 0 dBm and a receiver sensitivity of -24 dBm, supporting a link budget suitable for up to 120 km spans.
Q
How do I install the DWDM-SFP-3268-120-C in my switch?
A
Simply insert the LC connector into the switch’s SFP port until it clicks. The switch will auto-detect the module, and DOM data becomes available instantly.
Q
What applications is this DWDM SFP best suited for?
A
Ideal for metro, regional, and long-haul DWDM networks, data center interconnects, ISP backbones, and enterprise WAN links requiring high channel density.
Q
Does the module support hot-swap capability?
A
Yes. It supports hot-swap insertion and removal without powering down the host device, minimizing network disruption.
Q
How do I verify compatibility before purchase?
A
Confirm your hardware’s supported transceiver list matches SFP-GIGE or DWDM SFP specifications, check wavelength (1532.68 nm), and ensure firmware supports external optics.
Q
What warranty and support are provided?
A
The DWDM-SFP-3268-120-C includes a one-year warranty with optional extended support plans covering RMA, technical assistance, and firmware updates.
Q
How does using DWDM modules save on infrastructure costs?
A
By multiplexing multiple wavelengths over a single fiber pair, DWDM modules maximize existing fiber capacity, reducing the need for new cable deployments and lowering CAPEX.
