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CWDM-SFP-1490 provided stable 1G connectivity across multiplexed links.
CWDM-SFP-1490
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CWDM 1490 NM SFP Gigabit Ethernet and 1G/2G FC
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CWDM-SFP-1490
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- CWDM 1490 NM SFP Gigabit Ethernet and 1G/2G FC
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CWDM-SFP-1490 Overview
Overview of “CWDM-SFP-1490”
CWDM-SFP-1490 is a small form-factor pluggable (SFP) transceiver designed for 1G Ethernet applications. It features an LC connector operating at a wavelength of 1490 nm over long-range, single-mode fiber links with a maximum distance of up to 80 km, and supports Ethernet and Fibre Channel protocols ideal for data centers, enterprise networks, and telecommunications environments.
This transceiver’s compact form factor ensures easy integration into a variety of networking devices while meeting stringent physical dimensions. Its robust design and compliance with industry standards make it a reliable solution for upgrading legacy systems and deploying new high-performance optical networks.
CWDM-SFP-1490 price is $2,171.00, a 63.3% saving from the Cisco list price of $5,909.00. 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 Cisco Sfp Glc Module series or explore all Cisco products.
CWDM-SFP-1490 Specifications
- Product Type
- Transceiver
- Connector Type
- LC
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Supported Protocols
- Ethernet, Fibre Channel
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Form Factor
- SFP
- Network Interface
- Ethernet
- Weight
- 0.2 lbs
- Data Rate
- 1G
- Max Distance
- 80 km
- Width
- 0.87 inches
- Wavelength
- 1490 nm
- Power Consumption
- 3.2 W
- Height
- 0.64 inches
- Product Name
- CWDM-SFP-1490
- Depth
- 1.69 inches
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| CWDM-SFP-1490 |  DWDM-SFP-3425 |  CWDM-SFP10G-1470= |  CWDM-SFP10G-1610= |  CWDM-SFP-1550 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP+ | SFP | SFP |
| Data Rate | 1G | 10G | 10G | 10G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1490 nm | 1550nm | 1470 nm | 1610 nm | 1550 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Extended-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 80 km | 80km | 80 km | 80 km | 80 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet | Ethernet |
| Network Interface | Ethernet | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.2 W | 3.5W | 3.5 W | 3.3W | 1.6W |
| 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 |
| Product Name | CWDM-SFP-1490 | DWDM-SFP-3425 | CWDM-SFP10G-1470= | CWDM-SFP10G-1610= | CWDM-SFP-1550 |
| Height | 0.64 inches | 0.24 inches | 0.3 inches | 0.65 inches | 0.28 inches |
| Width | 0.87 inches | 0.86 inches | 0.9 inches | 1.18 inches | 0.65 inches |
| Depth | 1.69 inches | 1.25 inches | 1.5 inches | 1.50 inches | 1.10 inches |
| Weight | 0.2 lbs | 0.05 lbs | 0.1 lbs | 0.11 lbs | 0.2 lbs |
Reviews & Ratings
I
Ibrahim Sanders
5
Strong signal integrity and accurate 1490nm wavelength.
J
Jared Whitmore
5
Reliable performance within our CWDM transport setup.
K
Kade Fletcher
5
Consistent optical levels under peak traffic.
L
Lorenzo Banks
5
Dependable gigabit optics for metro fiber systems.
M
Micah Porter
5
Easy deployment with predictable throughput.
N
Nico Garrett
4
Stable CWDM module maintaining steady bandwidth.
Questions & Answers
What is the CWDM-SFP-1490 module?
The CWDM-SFP-1490 is an SFP transceiver operating at 1490 nm for CWDM networks, supporting Gigabit Ethernet and 1G/2G Fibre Channel applications over single-mode fiber.
Which network protocols does the CWDM 1490 nm SFP support?
It supports 1000 BASE-LX Ethernet and 1G/2G FC protocols, enabling both Gigabit Ethernet and Fibre Channel data transmissions in a single module.
What fiber type and connector are required for this SFP?
This transceiver requires single-mode fiber with an LC connector to achieve optimal performance and low attenuation at 1490 nm.
What is the maximum reach of the CWDM-SFP-1490?
The module delivers up to 80 km reach over standard single-mode fiber (SMF) at 0.4 dB/km attenuation with a host device supporting –4 dBm transmit power.
What is the operating wavelength and channel on the CWDM grid?
It operates at a 1490 nm wavelength, corresponding to the CWDM channel 3, ensuring minimal crosstalk in dense wavelength environments.
Is the CWDM-SFP-1490 hot-swappable?
Yes. It fully complies with SFP MSA specifications, allowing hot-plug insertion and removal without disrupting other network connections.
Does this transceiver support Digital Optical Monitoring (DOM)?
Yes. It includes DOM (DDM) functionality for real-time monitoring of optical power, temperature, voltage, and laser bias current via the host interface.
What is the operating temperature range of the CWDM 1490 nm SFP?
It operates reliably from 0 °C to +70 °C (32 °F to +158 °F), making it suitable for standard telecom and data-center environments.
How much power does the CWDM-SFP-1490 consume?
Typical power consumption is ≤ 1 W, ensuring low energy usage and minimal impact on switch or router power budgets.
Is the CWDM 1490 nm SFP module MSA-compliant?
Yes. It adheres to MSA standards for SFP form factor, optical interfaces, and management, ensuring broad interoperability.
Which switches and routers are compatible with CWDM-SFP-1490?
It is compatible with any CWDM-enabled SFP slot on major vendors’ switches and routers that support 1000 BASE-LX or 1G/2G FC.
How do I install the CWDM-SFP-1490 in my network device?
Align the LC interface with the device port and slide the module in until the latch clicks; configure your device for CWDM channel 3 at 1490 nm.
Is the CWDM-SFP-1490 RoHS-compliant?
Yes. It meets RoHS standards by being free of hazardous substances like lead, ensuring environmental and user safety.
Can I use the CWDM 1490 nm SFP for both Ethernet and Fibre Channel?
Yes. It supports both 1000 BASE-LX Ethernet and 1G/2G FC, allowing network flexibility without module changes.
How can I verify proper operation of the CWDM-SFP-1490?
Use the host device’s diagnostics to check DOM parameters, confirm link status, and perform optical power budgeting with an external meter.