American Fibertek QSFP-40G-LR4L QSFP+ 40 Gbps Single Mode LC DDM
SKU
QSFP-40G-LR4L
Model No
QSFP-40G-LR4L
$473.00
Product Highlights
- 4 CWDM lanes MUX/DEMUX design
- Up to 11.2Gb/s data rate per wavelength
- QSFP+ MSA compliant
- IEEE 802.3ba Electrical Interface
- Up to 2km transmission on single-mode fiber (SMF)

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The QSFP-40G-LR4L from American Fibertek is a high-performance 40GBase transceiver designed for efficient data transmission over long distances. With its advanced 4 x duplex CWDM Lite technology, this module offers exceptional speed and reliability, enabling seamless connectivity for high-bandwidth applications.
American Fibertek QSFP-40G-LR4L Camera Features
- 4 CWDM lanes: MUX/DEMUX design enables efficient use of available bandwidth by allowing multiple signals to be transmitted over a single fiber, maximizing network efficiency.
- Data rate: Up to 11.2Gb/s per wavelength ensures high-speed data transmission, ideal for demanding applications.
- Compliance: QSFP+ MSA compliant guarantees compatibility with a wide range of networking equipment, simplifying integration.
- IEEE Standards: IEEE 802.3ba Electrical Interface specifies the electrical characteristics of the interface, ensuring reliable performance in high-speed networks.
- Transmission distance: Up to 2km on single-mode fiber (SMF) allows for extended reach, making it suitable for larger installations.
- Temperature range: Operating case temperature of 0~70°C provides versatility in deployment environments, ensuring stable performance in varied conditions.
- Power consumption: Maximum power use of 3.5W enables energy-efficient operation, reducing operational costs.
- Connector type: LC duplex connector offers a compact design, facilitating ease of installation in high-density applications.
- Environmental compliance: RoHS compliant ensures that the product adheres to environmental safety standards, making it a responsible choice for green initiatives.
American Fibertek QSFP-40G-LR4L Detailed Specifications
| Model | QSFP-40G-LR4L |
| Data Rate | Up to 11.2Gb/s |
| CWDM Wavelengths | 1270/1290/1310/1330nm |
| Transmission Distance | Up to 2km |
| Temperature Range | 0~70°C |
| Power Consumption | Max 3.5W |
| Connector Type | LC Duplex |
| Compliance | QSFP+ MSA, IEEE 802.3ba, RoHS |
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