100GBASE-LR4 QSFP28 Optical Transceiver Module (SMF, 1310nm, 10km, LC, DOM), QSFP-100G-LR4-S Compatible
The 100G QSFP28 LR4 transceiver module is designed for use in 100 Gigabit Ethernet links on up to 10km of single-mode fiber. It is compliant with the QSFP28 MSA, IEEE 802.3ba 100GBASE-LR4, and IEEE 802.3bm CAUI-4. The digital diagnostics function is available via the I2C interface, as specified by the QSFP28 MSA.
Product Details
P/N | QSFP28-100G-LR4 | Vendor Name | Connlight |
Form Factor | QSFP28 | Max Data Rate | 103.1Gbps |
Wavelength | 1295.56nm, 1300.05nm 1304.58nm, 1309.14nm |
Max Distance | 10km |
Connector | Duplex LC | Transmitter Type | LAN WDM DFB |
Cable Type | SMF | Receiver Type | PIN |
TX Power | -4.3~+4.5dBm | Receiver Sensitivity | < -10.6dBm |
Protocols | 100G Ethernet, MSA Compliant | Operation Temperature | 0 to 70°C (32 to 158°F) |
Quality Assurance
Excellent quality is the foundation of Connlight’ s survival and development. Our operation team are experts with many years’ experiences in optical communication industry. Our manufacturers are first-class manufacturers in the industry. Many of them have the qualification of OEM for first-class system equipment manufacturers.
Quality Certification

Comprehensive Testing
Every module is qualified through rigorous procedures and advanced equipment to ensure high-quality and reliable optical devices for you.