Long Distance Fiber QSFP 40G LR4 1310nm 10km Optical Transceiver Module
Product Overview
The QSFP 40G LR4 is a high-performance optical transceiver module designed for long-reach 40 Gigabit Ethernet applications over single mode fiber. It operates using four 10 Gbps wavelengths multiplexed over a single fiber strand in the 1310 nm range, supporting distances up to 10 kilometers. Compliant with IEEE 802.3ba 40GBASE-LR4 and equipped with an LC duplex interface, the QSFP 40G LR4 is ideal for enterprise backbone, telecom networks, and data center interconnects.
Product Details
| Attribute | Description |
|---|---|
| Product Name | QSFP 40G LR4 |
| Form Factor | QSFP+ |
| Data Rate | 40 Gbps (4 x 10 Gbps) |
| Wavelength | 4 x 1270–1330 nm CWDM |
| Interface Type | LC duplex connector |
| Fiber Type | Single Mode Fiber (SMF) |
| Max Distance | Up to 10 kilometers |
| Operating Temperature | 0C to 70C |
| Digital Diagnostics | Yes |
| Compatibility | IEEE 802.3ba 40GBASE-LR4 |
| Application | Long-reach Ethernet, campus backbone, telecom links |
Key Features
Supports 40G Ethernet over single mode fiber
4-channel CWDM multiplexed signal (1270–1330 nm)
Transmission distance up to 10 km
Standard LC duplex optical interface
Hot pluggable QSFP+ form factor
Digital diagnostics monitoring (DDM)
Ideal for high-speed, long-distance links
Low power consumption and high reliability
Technical Specifications
| Specification | Value |
|---|---|
| Form Factor | QSFP+ |
| Data Rate | 40 Gbps |
| Transmission Distance | 10 km |
| Wavelength | 1270 nm to 1330 nm (CWDM) |
| Connector Type | LC duplex |
| Fiber Type | Single Mode Fiber (SMF) |
| Transmit Power Range | –2.7 dBm to +4.5 dBm |
| Receive Sensitivity | –11.5 dBm |
| Operating Temperature | 0C to 70C |
| Voltage Supply | 3.3V |
Similar Models Comparison
| Model Name | Data Rate | Wavelength | Fiber Type | Max Distance | Interface |
|---|---|---|---|---|---|
| QSFP 40G LR4 | 40 Gbps | 1270–1330 nm | SMF | 10 km | LC |
| QSFP 40G SR4 | 40 Gbps | 850 nm | MMF | 150 m | MPO |
| QSFP 40G iSR4 | 40 Gbps | 850 nm | MMF | 150 m | MPO |
| QSFP 40G ER4 | 40 Gbps | 1270–1330 nm | SMF | 40 km | LC |
| QSFP 40G PSM4 | 40 Gbps | 1310 nm | SMF | 500 m | MPO |
Sinanova specializes in supplying ICT networking equipment from leading brands such as Cisco, Huawei, and Juniper. Our product range includes switches, routers, firewalls, wireless access points and controllers, IP phones, video conferencing solutions, and more. We are committed to delivering original and reliable hardware along with professional ICT solutions—all at competitive prices. Our high-quality service ensures a smooth and hassle-free purchasing experience for our clients.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.