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DS-CWDM-1490-C
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- 1490nm CWDM GE 1/2-Gbps FC SFP Cisco MDS Compatible
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DS-CWDM-1490-C Overview
DS-CWDM-1490-C is a high-performance SFP optical transceiver that delivers a 1G data rate via an LC connector and operates at a 1490 nm wavelength for long-range transmission over single-mode fiber. Designed for rigorous Ethernet applications in telecommunications and data center environments, it offers exceptional reliability and efficiency even in demanding network backbones.
Built in a compact SFP form factor with industry-standard physical dimensions, this CWDM transceiver is ideally suited for enterprise networks, carrier infrastructures, and service provider applications. Its robust construction, extended transmission capability up to 80 km, and proven compatibility with top network equipment vendors ensure it meets the operational and scalability needs of modern optical networks.
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DS-CWDM-1490-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| Connector Type | LC |
| Wavelength | 1490 nm |
| Transmission Distance | Long-Range |
| Fiber Type | Single-mode |
| Max Distance | 80 km |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | 3.5W |
| 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-1490-C |
| Height | 0.65 inches |
| Width | 1.0 inches |
| Depth | 1.5 inches |
| Weight | 0.2 lbs |
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 / Juniper / Huawei / Arista | Cisco / Juniper / Huawei |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 10G | 10G | 10G | 1G | 10G |
| Depth | 0.70 inches | 0.56 inches | 0.30 inches | 1.5 inches | 3.5 inches |
| Fiber Type | Multi-mode | Single-mode | Multi-mode | Single-mode | Single-mode |
| Form Factor | SFP+ | SFPP | SFP+ | SFP | SFP+ |
| Height | 0.15 inches | 0.28 inches | 0.25 inches | 0.65 inches | 0.65 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 300 meters | 80 km | 300 meters | 80 km | 80 km |
| 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 |
| Power Consumption | 3.5W | 3.5 W | 2.5W | 3.5W | 3.5W |
| Product Name | QW928A High-Performance SFP+ Transceiver | SFPP-10G-CWDM1551 | SS-OP-D-LC-M-1 Optical Transceiver | DS-CWDM-1490-C | AA1419061-E6-C 10G Long-Range SFP+ 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 | Ethernet, Fibre Channel | Ethernet | Ethernet |
| Transmission Distance | Short-Range | Long-Range | Short-Range | Long-Range | Long-Range |
| Wavelength | 850nm | 1551 nm | 850 nm | 1490 nm | 1310nm |
| Weight | 0.05 lbs | 0.12 lbs | 0.05 lbs | 0.2 lbs | 0.05 lbs |
| Width | 0.55 inches | 0.55 inches | 0.60 inches | 1.0 inches | 0.55 inches |
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Questions & Answers
Q
What is the DS-CWDM-1490-C transceiver?
A
The DS-CWDM-1490-C is a 1490 nm CWDM SFP module supporting Gigabit Ethernet and ½ Gbps Fibre Channel, fully compatible with Cisco MDS switch platforms.
Q
What wavelength does the DS-CWDM-1490-C use?
A
It operates at a central wavelength of 1490 nm with a spectral width of ±2 nm, optimized for CWDM multiplexing.
Q
Which data rates are supported by the DS-CWDM-1490-C?
A
It supports 1 Gbps for Gigabit Ethernet and ½ Gbps for Fibre Channel applications over CWDM networks.
Q
What form factor and connector does the DS-CWDM-1490-C use?
A
This SFP transceiver uses the industry-standard SFP form factor with a duplex LC fiber connector.
Q
What is the maximum reach of the DS-CWDM-1490-C?
A
It achieves up to 40 km on single-mode fiber (SMF) at a maximum link loss of 10 dB.
Q
Is the DS-CWDM-1490-C compatible with Cisco MDS switches?
A
Yes. It is fully tested and certified for Cisco MDS 9200, 9300 and 9500 storage switch series.
Q
Does the DS-CWDM-1490-C support hot-swapping?
A
Yes. It is hot-pluggable and can be inserted or removed without disrupting system operation.
Q
Does the DS-CWDM-1490-C offer digital diagnostics monitoring (DDM)?
A
Yes. It supports SFF-8472 DDM to report real-time laser bias, optical power, temperature and voltage.
Q
What is the operating temperature range of the DS-CWDM-1490-C?
A
The commercial grade range is 0 °C to 70 °C. An extended industrial range (–40 °C to 85 °C) is optionally available.
Q
What is the power consumption of the DS-CWDM-1490-C?
A
Typical power draw is less than 1 W, ensuring low energy usage in high-density deployments.
Q
Is the DS-CWDM-1490-C RoHS compliant?
A
Yes. It meets RoHS 6/6 and lead-free environmental standards for hazardous substance exclusion.
Q
What is the MTBF of the DS-CWDM-1490-C?
A
The module offers an MTBF exceeding 2 million hours under standard operating conditions.
Q
Does the DS-CWDM-1490-C come with a warranty?
A
Yes. It includes a lifetime limited warranty and free technical support for the module’s lifetime.
Q
What type of fiber cable is required for the DS-CWDM-1490-C?
A
It requires single-mode fiber (SMF) with a duplex LC connector for both transmit and receive channels.
Q
How many CWDM channels are available in a full CWDM system?
A
A standard CWDM mux supports up to 18 channels from 1270 nm to 1610 nm at 20 nm spacing.
Q
Can the DS-CWDM-1490-C be used in DWDM networks?
A
No. DWDM uses 0.8 nm channel spacing; for Dense Wavelength Division Multiplexing, use dedicated DWDM SFP modules.
