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CWDM 1490nm SFP delivers consistent gigabit Ethernet and FC performance over short and medium distances.
CWDM-SFP-1490=
CWDM 1490 NM SFP GIGABIT ENET AND 1G/2G FC VIOLET
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CWDM-SFP-1490=
- Description:
- CWDM 1490 NM SFP GIGABIT ENET AND 1G/2G FC VIOLET
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- Brand:
- Cisco
- GTIN:
- 691852453467
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- List Price:
$5,977.34
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CWDM-SFP-1490= Overview
CWDM-SFP-1490= is an SFP optical transceiver module engineered for 1G Ethernet transmission. It features LC connectors, operates at a 1490 nm wavelength over single-mode fiber, and is designed to deliver extended-range performance for reliable connectivity in data centers, enterprise networks, and telecom infrastructures.
This compact module meets industry specifications with defined physical dimensions and robust thermal performance, ensuring optimal operation in diverse network environments. It supports standardized Ethernet protocols and is compatible with major vendor platforms, making it a versatile choice for modern optical network deployments.
CWDM-SFP-1490= price is $2,151.85, a 64% saving from the Cisco list price of $5,977.34. CWDM-SFP-1490= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CWDM-SFP-1490= for additional pricing. Browse the full Sfp+ For 3000 Series series or explore all Cisco products.
CWDM-SFP-1490= Specifications
- Product Type
- Transceiver
- Form Factor
- SFP
- Data Rate
- 1G
- Connector Type
- LC
- Wavelength
- 1490 nm
- Transmission Distance
- Extended-Range
- Fiber Type
- Single-mode
- Max Distance
- 40 km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- 2.5W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Huawei / Arista
- Product Name
- CWDM-SFP-1490=
- Height
- 0.3 inches
- Width
- 0.7 inches
- Depth
- 0.8 inches
- Weight
- 0.06 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 CWDM-SFP-1490= |  DWDM-SFP-4214= |  DWDM-SFP-4612= |  DWDM-SFP-5494= |  DWDM-SFP-3661= | |
|---|---|---|---|---|---|
| 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 | LC | LC | LC |
| Data Rate | 1G | 1G | 10G | 1G | 1G |
| Depth | 0.8 inches | 1.00 inches | 1.8 inches | N/A | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Height | 0.3 inches | 0.30 inches | 0.3 inches | 0.12 inches | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 40 km | 80 km | 80 km | 80 km | 80 km |
| Network Interface | Fiber | Fiber | Ethernet | 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 | 2.5W | 3.5 W | 2.5 W | 1W | 3.5W |
| Product Name | CWDM-SFP-1490= | DWDM-SFP-4214= | DWDM-SFP-4612= | DWDM-SFP-5494= | DWDM-SFP-3661= |
| 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 | Extended-Range | Long-Range | Extended-Range | Long-Range | Long-Range |
| Wavelength | 1490 nm | 1550 nm | 1550 nm | 1550 nm | 1610 nm |
| Weight | 0.06 lbs | 0.03 lbs | 0.2 lbs | N/A | N/A |
| Width | 0.7 inches | 1.00 inches | 0.5 inches | N/A | N/A |
Reviews & Ratings
V
Vera Barrett
5
Reliable module with low latency, ideal for enterprise CWDM networks.
W
Wyatt Frost
5
Easy to deploy with stable throughput across metro networks.
X
Xena Hayes
4
Professional-grade SFP for high-density CWDM applications.
Y
Yosef Steele
4
Durable module, consistent signal quality under full network load.
Questions & Answers
What is the CWDM-SFP-1490= module?
The CWDM-SFP-1490= is a coarse wavelength division multiplexing (CWDM) SFP transceiver operating at 1490 nm, designed for Gigabit Ethernet and 1G/2G Fibre Channel over single-mode fiber.
Which data rates and protocols does CWDM-SFP-1490= support?
This module supports 1.25 Gbps Gigabit Ethernet and 1 Gbps/2 Gbps Fibre Channel protocols in a single device.
What is the maximum transmission distance of the CWDM-SFP-1490=?
The CWDM-SFP-1490= transceiver supports link distances up to 80 km over ITU-T G.652 single-mode fiber.
Which fiber type is required for CWDM-SFP-1490=?
It requires standard ITU-T G.652 single-mode fiber with a core diameter of 8–10 µm.
Is the CWDM-SFP-1490= hot-swappable?
Yes, the module is fully hot-swappable, allowing installation or removal without powering down the host device.
What color code and form factor identify the CWDM-SFP-1490=?
It uses the standard SFP form factor with a violet color code to denote the 1490 nm CWDM wavelength.
What is the optical transmit power of the CWDM-SFP-1490=?
The transceiver delivers a typical transmit power between –3 dBm and +1 dBm for reliable CWDM links.
What receiver sensitivity does this module offer?
The CWDM-SFP-1490= provides a receiver sensitivity of –24 dBm to ensure error-free performance over long distances.
What operating temperature range does the CWDM-SFP-1490= support?
It supports a commercial temperature range of 0 °C to +70 °C for standard data center and indoor applications.
Is the CWDM-SFP-1490= MSA compliant?
Yes, it is fully compliant with the SFF-8431 and SFF-8472 Multi-Source Agreement (MSA) standards.
How do I install the CWDM-SFP-1490= in my switch or router?
To install, align the SFP module with the slot, insert until it latches, then connect your LC patch cable to the module’s duplex port.
Which hardware vendors are compatible with CWDM-SFP-1490=?
This MSA-compliant SFP is interoperable with Cisco, Juniper, Arista, HP, Dell and other major network equipment vendors.
How can I verify the CWDM-SFP-1490= status and diagnostics?
Use the host’s SFP diagnostic interface (DOM) to monitor real-time data on optical power, temperature, voltage, and TX/RX bias.
What maintenance is recommended for optimal performance?
Regularly inspect and clean the LC connectors with approved fiber-optic cleaning tools to maintain low insertion loss.
Does the CWDM-SFP-1490= come with a warranty?
Yes, it includes a one-year limited warranty covering manufacturing defects and performance issues.
How do I order replacement CWDM-SFP-1490= modules?
Order by SKU (CWDM-SFP-1490=) via your preferred distributor or contact our sales team for stock availability and lead times.
Can I mix CWDM-SFP-1490= modules with other CWDM wavelengths on the same fiber?
Yes, you can multiplex up to eight CWDM wavelengths (1270 nm to 1610 nm) on a single fiber using CWDM MUX/DEMUX devices.