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CWDM-SFP-1290-40-C
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1000Base-CWDM SFP 1290nm GE 40KM Cisco Compatible
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Name:
CWDM-SFP-1290-40-C
- Description:
- 1000Base-CWDM SFP 1290nm GE 40KM Cisco Compatible
- Rating:
Added to cart 28 times recently
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2 In stock - Ready to Ship
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- Orm
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CWDM-SFP-1290-40-C Overview
CWDM-SFP-1290-40-C is an SFP optical transceiver module designed for CWDM applications, delivering a reliable 1G data rate and utilizing an LC connector to support long-range transmissions over single-mode fiber. It is optimized for Ethernet protocols and is ideal for use in data centers, enterprise networks, and telecom environments.
CWDM-SFP-1290-40-C offers a compact SFP form factor with standardized physical dimensions, ensuring seamless integration into existing network infrastructures. Its robust design enables high-performance optical communications over distances of up to 40 km, making it a dependable choice for scalable and high-speed fiber-optic deployments.
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CWDM-SFP-1290-40-C Specifications
- Product Type
- Transceiver
- Brand
- Orm
- Form Factor
- SFP
- Data Rate
- 1G
- Connector Type
- LC
- Wavelength
- 1290 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 40 km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- 1.5W
- 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-1290-40-C
- Height
- 0.13 inches
- Width
- 0.55 inches
- Depth
- 0.95 inches
- Weight
- 0.1 lbs
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Product Comparison Table 
| CWDM-SFP-1290-40-C |  CWDM-SFP-1330-40-C |  CWDM-SFP-1450-40-C |  CWDM-SFP-1530-C |  CWDM-SFP-1310-40-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1290 nm | 1330 nm | 1450 nm | 1530 nm | 1310 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 | 40 km | 40 km | 40 km | 80 km | 40 km |
| Supported Protocols | Ethernet | Ethernet / Fibre Channel | Ethernet, Fibre Channel | Ethernet | Ethernet |
| 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 |
| 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 | CWDM-SFP-1290-40-C | CWDM-SFP-1330-40-C | CWDM-SFP-1450-40-C | CWDM-SFP-1530-C | CWDM-SFP-1310-40-C |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
H
Hugo Beaumont
5
Perfect 1290nm wavelength accuracy. Fits our CWDM grid perfectly and maintains a solid link over 40km. Reliable and efficient.
B
Beatrix Crane
5
Consistent performance. No interference issues with adjacent channels. A very reliable part of our high-density fiber network.
J
Jasper Vance
4
Excellent 40km reach. These modules have proven to be very stable and cost-effective for our CWDM infrastructure.
T
Tabitha Finch
5
Reliable CWDM signaling. Integration was effortless and the link budget is well within the required specs. Highly recommended.
L
Lachlan Ross
5
Solid 1290nm optics. The signal integrity is excellent and the module stays cool even under heavy traffic.
I
Isadora Moon
5
Highly compatible. Recognized immediately by our Cisco core routers. A dependable choice for adding CWDM channels.
Q
Quentin Blythe
5
Great value and reliability. These 1290nm SFPs offer professional-grade performance for our enterprise fiber links.
Questions & Answers
What is the 1000Base-CWDM SFP 1290nm GE 40KM Cisco Compatible (CWDM-SFP-1290-40-C)?
The CWDM-SFP-1290-40-C is a Cisco-compatible 1000Base-CWDM SFP transceiver that operates at 1290 nm for Gigabit Ethernet links up to 40 km over single-mode fiber.
What wavelength does the CWDM-SFP-1290-40-C transmit and receive on?
The module transmits and receives optical signals at a nominal wavelength of 1290 nm, compliant with the CWDM wavelength grid.
How far can the CWDM-SFP-1290-40-C reliably transmit data?
The transceiver supports link distances up to 40 kilometers on standard single-mode fiber (SMF-28) at 9/125 µm core/cladding.
Is the CWDM-SFP-1290-40-C hot-swappable?
Yes. The module is fully hot-swappable in any SFP port without disrupting adjacent ports or requiring a system reboot.
Does the CWDM-SFP-1290-40-C support digital diagnostics (DDM/DOM)?
Yes. It offers Digital Diagnostics Monitoring (DDM/DOM) for real-time monitoring of optical power, temperature, voltage and laser bias current.
Which Cisco platforms are compatible with the CWDM-SFP-1290-40-C?
This transceiver is interoperable with most Cisco routers and switches that support 1000Base-CWDM SFP modules, including Catalyst and Nexus series.
What power supply voltage does the CWDM-SFP-1290-40-C require?
The module operates from a +3.3 VDC supply and consumes less than 1 W in nominal conditions, meeting SFP MSA specifications.
What operating temperature range does the CWDM-SFP-1290-40-C support?
It supports an operating temperature range of 0 °C to +70 °C (commercial grade) and –40 °C to +85 °C (industrial grade).
What fiber type and connector does the CWDM-SFP-1290-40-C use?
It is designed for single-mode fiber (9/125 µm) with an LC duplex connector interface for CWDM applications.
Does the CWDM-SFP-1290-40-C comply with industry standards?
Yes. It complies with IEEE 802.3ah (1000Base-LX) and SFF-8431/CWDM MSA specifications for physical and optical performance.
Can I mix different CWDM SFP modules on the same fiber link?
Yes. You can combine CWDM SFP modules with different wavelengths on the same single-fiber or dual-fiber ribbon for wavelength-division multiplexing.
How do I install the CWDM-SFP-1290-40-C in my switch?
Power down the port (optional), insert the module into the SFP cage until it clicks, then restore power or enable the port to establish the link automatically.
What warranty covers the CWDM-SFP-1290-40-C transceiver?
It is backed by a 1-year limited warranty covering defects in materials and workmanship when used under normal operating conditions.
How do I troubleshoot a link failure with the CWDM-SFP-1290-40-C?
Verify fiber polarity, connector cleanliness, DDM reports, link speed settings, and ensure both ends use matching CWDM wavelengths.
Where can I purchase genuine CWDM-SFP-1290-40-C modules?
You can buy certified modules from authorized network equipment resellers, online marketplaces specializing in Cisco-compatible optics, or directly from select distributors.