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CWDM-SFP-1550-40-C
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1000Base-CWDM SFP 1550nm GE 40KM Cisco Compatible
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Name:
CWDM-SFP-1550-40-C
- Description:
- 1000Base-CWDM SFP 1550nm GE 40KM Cisco Compatible
- Rating:
Added to cart 28 times recently
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CWDM-SFP-1550-40-C Overview
CWDM-SFP-1550-40-C is a high-performance SFP transceiver module designed for long-range single-mode fiber connectivity. Built for 1G Ethernet applications, this transceiver uses an LC connector and operates at a wavelength of 1550 nm to reliably bridge distances of up to 40 km in environments such as data centers, enterprise networks, and telecom infrastructures.
CWDM-SFP-1550-40-C delivers robust performance for both Ethernet and Fibre Channel protocols thanks to its industry-standard SFP form factor and precise optical engineering. Its compact design ensures seamless integration into existing network systems, making it a trusted solution for high-speed, long-distance communication in diverse networking applications.
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CWDM-SFP-1550-40-C Specifications
- Product Type
- Transceiver
- Brand
- Orm
- Form Factor
- SFP
- Data Rate
- 1G
- Connector Type
- LC
- Wavelength
- 1550 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 40 km
- Supported Protocols
- Ethernet, Fiber Channel
- Network Interface
- Fiber
- 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-1550-40-C
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Product Comparison Table 
| CWDM-SFP-1550-40-C |  CWDM-SFP-1370-40-C |  CWDM-SFP-1290-C |  CWDM-SFP-1490-40-C |  CWDM-SFP-1330-40-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 | 1550 nm | 1370 nm | 1290 nm | 1490 nm | 1330 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 | 10 km | 40 km | 40 km |
| Supported Protocols | Ethernet, Fiber Channel | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet / Fibre Channel |
| 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 | Cisco / Juniper / Huawei / Arista |
| Product Name | CWDM-SFP-1550-40-C | CWDM-SFP-1370-40-C | CWDM-SFP-1290-C | CWDM-SFP-1490-40-C | CWDM-SFP-1330-40-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
D
Dorian Vance
5
Perfect 1550nm CWDM link. Stable 40km reach and 100% Cisco compatible. A very reliable part for our mux.
S
Sloane Whitaker
5
Consistent 1550nm signaling. No signal degradation over time. A solid choice for long-distance CWDM networking.
C
Callum Thorne
5
Solid 1550nm optics. The signal strength is impressive across our 40km span. Very cost-effective networking.
E
Elowen Frost
5
Seamless CWDM integration. Recognized immediately and performing flawlessly. A very dependable and high-quality transceiver.
G
Gideon Sterling
5
Professional grade SFP. The 1550nm wavelength is precise for our CWDM grid. Highly satisfied with performance.
M
Miriam Holloway
5
High-quality 1550nm performance. It provides the steady connectivity needed for our primary fiber links. Great build.
A
Alaric Pender
4
Great reliability. This 1550nm CWDM module delivers the consistent performance our enterprise network demands.
Questions & Answers
What is the CWDM-SFP-1550-40-C transceiver module?
The CWDM-SFP-1550-40-C is a Cisco-compatible 1000Base-CWDM SFP transceiver operating at 1550 nm with a maximum reach of 40 km over single-mode fiber.
Which applications are supported by the CWDM-SFP-1550-40-C?
This module supports Gigabit Ethernet and CWDM metro/access links, ideal for long-haul, data center interconnect and enterprise campus networks.
Is the CWDM-SFP-1550-40-C compatible with Cisco switches and routers?
Yes. The CWDM-SFP-1550-40-C is fully compatible with Cisco platforms that accept 1000Base-CWDM SFP modules.
What is the wavelength and maximum transmission distance for this SFP?
The transceiver operates at 1550 nm wavelength and supports transmission distances up to 40 km over single-mode fiber.
What form factor and interface does the CWDM-SFP-1550-40-C use?
It uses the standard SFP (Small Form-factor Pluggable) form factor with a duplex LC connector interface.
Which fiber type should I use with the CWDM-SFP-1550-40-C?
Use ITU-T G.652 single-mode fiber with an LC-to-LC duplex connector to achieve the specified 40 km range.
What is the data transfer rate of the CWDM-SFP-1550-40-C?
The module supports a data rate of 1.25 Gbps, compliant with 1000Base-CWDM Gigabit Ethernet standards.
Is the CWDM-SFP-1550-40-C hot-swappable?
Yes. The SFP module is hot-swappable, allowing insertion or removal without powering down the host device.
How do I install the CWDM-SFP-1550-40-C in my network equipment?
Simply align the LC connector, insert the module into an SFP slot until it clicks, and your device will auto-negotiate the link.
Does the CWDM-SFP-1550-40-C support Digital Diagnostics Monitoring (DDM)?
Yes. It supports SFF-8472 DDM for real-time monitoring of optical output power, input power, temperature, voltage and bias current.
What is the operating temperature range for this transceiver?
The operating temperature range is 0 °C to 70 °C (commercial temperature range).
How much power does the CWDM-SFP-1550-40-C consume?
The module consumes less than 1 W of power, ensuring energy-efficient long-distance connectivity.
What warranty is provided with the CWDM-SFP-1550-40-C?
This transceiver comes with a standard lifetime warranty covering manufacturing defects and performance failures.
How can I verify compatibility before installation?
Check your equipment’s SFP compatibility list or use an SFP compatibility tool with the part number CWDM-SFP-1550-40-C.
What troubleshooting steps should I take if the link fails?
Verify fiber continuity, LC connector cleanliness, correct wavelength match and monitor DDM parameters for abnormalities.
Can I use this module in a CWDM MUX/DEMUX system?
Yes. The 1550 nm wavelength is fully compatible with CWDM MUX/DEMUX systems for channelized optical networks.
What are the key benefits of using the CWDM-SFP-1550-40-C?
Key benefits include Cisco-compatible interoperability, hot-swappability, low power consumption, DDM support and 40 km single-mode reach.