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DS-CWDM-1550-C
- Description:
- 1550nm CWDM GE 1/2-Gbps FC SFP Cisco MDS Compatible
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DS-CWDM-1550-C Overview
Overview of “DS-CWDM-1550-C”
DS-CWDM-1550-C is an SFP optical transceiver module designed for CWDM applications that operates at a 1550 nm wavelength. It supports a 1G Ethernet data rate, uses LC connectors, and is engineered for long-range transmission over single-mode fiber. This module adheres to the compact SFP form factor and meets key physical dimension requirements for high-density deployments.
The transceiver is ideally suited for data centers, enterprise networks, and telecom applications where reliable, extended-reach connectivity is essential. It supports Ethernet protocols to ensure efficient network performance and offers a robust interface for implementation in environments requiring long-distance optical communication.
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DS-CWDM-1550-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 | 80 km |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | N/A |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco / Juniper / Huawei / Arista |
| Product Name | DS-CWDM-1550-C |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco | Cisco, Juniper, Huawei, Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 100G | 1G | 10G | 10G | 40G |
| Depth | 3.0 inches | N/A | 3.98 inches | 1.38 inches | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | CFP | SFP | SFP | XFP | QSFP |
| Height | 1.2 inches | N/A | 0.65 inches | 0.5 inches | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 80 km | 80 km | 10km | 40 km | 40 km |
| Network Interface | Fiber | Fiber | Fiber | Ethernet | 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 | 5W | N/A | N/A | 3.5W | 6.5W |
| Product Name | DWDM-X2-38.98 | DS-CWDM-1550-C | JG234A-1570-C 10G SFP Long-Range Transceiver | XFP-10GE-ER-1491-C | 40G-QSFP-ER4-C |
| 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, SONET | Ethernet | Ethernet | Ethernet | Ethernet |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Extended-Range | Extended-Range |
| Wavelength | 1550nm | 1550 nm | 1310nm | 1491 nm | 1310 nm |
| Weight | 0.5 lbs | N/A | 0.11 lbs | 0.1 lbs | N/A |
| Width | 1.2 inches | N/A | 0.87 inches | 2.84 inches | N/A |
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Questions & Answers
Q
What does the SKU DS-CWDM-1550-C represent?
A
DS-CWDM-1550-C is a Cisco MDS–compatible SFP module operating at 1550 nm for CWDM, supporting Gigabit Ethernet and 1/2 Gbps Fibre Channel applications.
Q
What data rates are supported by the DS-CWDM-1550-C?
A
The module supports 1.25 Gbps Gigabit Ethernet and 1 Gbps/2 Gbps Fibre Channel data rates.
Q
What wavelength does the DS-CWDM-1550-C use?
A
It operates at a CWDM wavelength of 1550 nm for optimal long-reach single-mode fiber transmission.
Q
Which Cisco MDS platforms are compatible with DS-CWDM-1550-C?
A
DS-CWDM-1550-C is fully interoperable with Cisco MDS 9000 Series switches and directors supporting CWDM SFPs.
Q
What is the maximum reach of the DS-CWDM-1550-C on single-mode fiber?
A
It supports up to 80 km link length over standard ITU-G.652 single-mode fiber.
Q
Which fiber connector does DS-CWDM-1550-C use?
A
The module uses a duplex LC connector for both transmit and receive paths.
Q
Is the DS-CWDM-1550-C hot-swappable?
A
Yes. It supports hot swapping for zero-downtime insertion or removal in live networks.
Q
What operating temperature range does the DS-CWDM-1550-C support?
A
It operates reliably between 0 °C and 70 °C (32 °F to 158 °F).
Q
Which fiber type is required for DS-CWDM-1550-C?
A
The module requires ITU-G.652 single-mode fiber for CWDM transmission.
Q
How do I install the DS-CWDM-1550-C in my Cisco switch?
A
Align and insert the SFP into a compatible CWDM-enabled SFP slot until the latch clicks into place.
Q
How can I verify DS-CWDM-1550-C is functioning correctly?
A
Use CLI commands like 'show interface transceiver detail' to view optical power, wavelength, and status.
Q
Can DS-CWDM-1550-C be used with non-Cisco devices?
A
Yes. It is MSA-compliant and interoperable with third-party CWDM-enabled ports.
Q
What is CWDM and why choose a 1550 nm module?
A
CWDM (Coarse Wavelength Division Multiplexing) increases fiber capacity by multiplexing multiple wavelengths; 1550 nm offers lower loss for extended reach.
Q
Does DS-CWDM-1550-C support Fibre Channel applications?
A
Yes. It is certified for 1 Gbps and 2 Gbps Fibre Channel SAN links on Cisco MDS platforms.
Q
Can this module be deployed in CWDM-multiplexed networks?
A
Yes. DS-CWDM-1550-C is designed for use in multi-channel CWDM MUX/DEMUX systems.
Q
Does the DS-CWDM-1550-C support digital diagnostic monitoring (DDM)?
A
Yes. It features DDM/DOM functions for real-time monitoring of optical power, temperature, voltage, and more.
