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DS-CWDM-1570-C
1570nm CWDM GE 1/2-Gbps FC SFP Cisco MDS Compatible
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DS-CWDM-1570-C is a CWDM SFP+ transceiver module engineered for high-speed 10G Ethernet applications. It operates at a 1570 nm wavelength and features an LC connector for single-mode fiber, offering long-range transmission capabilities that meet the demands of modern telecom and enterprise networks.
This transceiver’s compact SFP+ form factor adheres to industry-standard physical dimensions (approximately 0.28 inches in height, 0.55 inches in width, and 1.48 inches in depth), ensuring seamless integration into data centers and network infrastructures. It supports Ethernet protocols reliably over extended distances, making it an ideal solution for high-performance optical communications in diverse deployment environments.
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| DS-CWDM-1570-C |  DS-CWDM-1530-C |  DS-CWDM-1610-C |  DS-CWDM-1490-C |  DS-CWDM-1590-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP+ | SFP | SFP | SFP | SFP |
| Data Rate | 10G | 1G | 1G | 1G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1570 nm | 1530 nm | 1610 nm | 1490 nm | 1590 nm |
| 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 | 80 km | 80 km | 80 km | 80 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.5 W | N/A | 1.1 W | 3.5W | N/A |
| 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 | DS-CWDM-1570-C 10G SFP+ Transceiver | DS-CWDM-1530-C | DS-CWDM-1610-C | DS-CWDM-1490-C | DS-CWDM-1590-C |
| Height | 0.28 inches | N/A | 0.97 inches | 0.65 inches | N/A |
| Width | 0.55 inches | N/A | 1.26 inches | 1.0 inches | N/A |
| Depth | 1.48 inches | N/A | 1.40 inches | 1.5 inches | N/A |
| Weight | 0.06 lbs | N/A | 0.10 lbs | 0.2 lbs | N/A |
Strong 1570nm performance. This CWDM SFP module is stable and reliable. Perfect integration with our existing MDS core infrastructure. Highly recommended for storage.
Exceptional 1570nm signal integrity. This module delivers professional-grade stability. No configuration issues with our Cisco MDS gear. Very pleased with the overall performance.
Reliable 1570nm CWDM module. The channel is clean and consistent. A solid choice for expanding capacity on our regional storage fiber backbone.
Outstanding build quality and wavelength precision. This 1570nm module provided the reach we needed with zero downtime. Truly a high-performing transceiver for storage.
Consistent throughput at 1570nm. The signal is perfectly maintained with great power margins. Reliable hardware for mission-critical enterprise storage links and fabric.
The DS-CWDM-1570-C is a 1570 nm CWDM GE 1/2-Gbps Fibre Channel SFP transceiver fully compatible with Cisco MDS switches, designed for high-density data center links.
It supports 1 Gbps and 2 Gbps Fibre Channel data rates for seamless integration into legacy and modern SAN environments.
The module requires single-mode fiber (SMF) with an LC duplex connector for optimal performance at 1570 nm.
It reaches up to 10 km over standard single-mode fiber at 1 Gbps and up to 8 km at 2 Gbps.
The DS-CWDM-1570-C uses a duplex LC connector, ensuring reliable and standardized fiber coupling.
Yes, it supports hot-swapping without disrupting active Fibre Channel sessions.
It operates at a central wavelength of 1570 nm, compliant with ITU-T CWDM grid standards.
Yes, it is fully interoperable with Cisco MDS XM, NX-OS and Fabric switches, maintaining OEM-level performance.
Ideal for SAN trunking, data center interconnects and CWDM mux/demux networks requiring 1–2 Gbps links.
The module operates between 0 °C and 70 °C (32 °F–158 °F) for standard commercial environments.
Yes, it adheres to SFF-8472, MSA, RoHS and FCC Class B requirements for safety and interoperability.
Simply insert the SFP into an open SFP port until it clicks, then connect the LC fiber cable; the host interface auto-negotiates sessions.
Check your switch’s HCL for supported Cisco-compatible SFP part numbers or use the switch CLI command `show interface transceiver details`.
The DS-CWDM-1570-C includes a lifetime warranty against manufacturing defects and free technical support.
Verify fiber cleanliness, confirm LC connector seating, check SFP diagnostics via switch CLI, and ensure matched CWDM channels.
Yes, you can multiplex it with other ITU-T CWDM wavelengths using a compatible CWDM MUX/DEMUX assembly.
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