ST-100G-QSFP28-SR4
Sate Optics ST-100G-QSFP28-SR4 is a 100Gbps QSFP28 compatible optical transceiver designed for high-speed data center networks, enterprise switching, and short-distance Ethernet applications.
This 100G QSFP28 SR4 optical module supports 4-channel 25G NRZ transmission over multimode fiber (MMF) using 850nm wavelength, providing up to 100m transmission distance over OM4 fiber. The QSFP28 form factor enables high-density optical connectivity for switches, servers, and data center interconnect applications.
The ST-100G-QSFP28-SR4 compatible transceiver delivers reliable short-reach transmission with low power consumption and stable optical performance. Each module is tested to ensure interoperability with compatible networking platforms and modern high-speed Ethernet infrastructures.
More in 100G QSFP28 Optical Transceivers
| Part Number | Model No. | Picture | Data Rate(Mbps) | Wavelength | Media Type | Reach | TX Power(dBm) | RX Sens.(dBm) | Temp.(℃) | Note | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST-100G-QSFP28-SR4 | 100G QSFP28 SR4 Compatible | ![]() |
100Gbps | 850nm | Multimode Fiber (MMF) | 100m | -8.4 ~ +2.4 dBm | -10.3 dBm | 0~70℃ | Compatible 100G QSFP28 Optical Transceiver | |
| ST-100G-QSFP28-SR-BD | 100G QSFP28 SR-BD Compatible | ![]() |
100Gbps | 850nm / 900nm | Multimode Fiber (MMF) | 100m | -6.2 ~ +4 dBm | -8.2 dBm | 0~70℃ | Compatible 100G QSFP28 BiDi Optical Transceiver | |
| ST-100G-QSFP28-CWDM4 | 100G QSFP28 CWDM4 2km Compatible | ![]() |
100Gbps | 1271nm~1331nm | Single Mode Fiber (SMF) | 2km | -6.5 ~ +2.5 dBm | -10 dBm | 0~70℃ | Compatible 100G QSFP28 CWDM4 Optical Transceiver | |
| ST-100G-QSFP28-CWDM4-10 | 100G QSFP28 CWDM4 10km Compatible | ![]() |
100Gbps | 1271nm~1331nm | Single Mode Fiber (SMF) | 10km | -6.5 ~ +2.5 dBm | -13 dBm | 0~70℃ | Compatible 100G QSFP28 CWDM4 Optical Transceiver | |
| ST-100G-QSFP28-PSM4 | 100G QSFP28 PSM4 2km Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 2km | -6 ~ +2 dBm | -11.35 dBm | 0~70℃ | Compatible 100G QSFP28 PSM4 Optical Transceiver | |
| ST-100G-QSFP28-PSM4-10 | 100G QSFP28 PSM4 10km Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 10km | -6 ~ +2 dBm | -12 dBm | 0~70℃ | Compatible 100G QSFP28 PSM4 Optical Transceiver | |
| ST-100G-QSFP28-LR4 | 100G QSFP28 LR4 Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 10km | -4.3 ~ +4.5 dBm | -10.6 dBm | 0~70℃ | Compatible 100G QSFP28 LR4 Optical Transceiver | |
| ST-100G-QSFP28-LR4-I | 100G QSFP28 LR4 Industrial Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 10km | -4.3 ~ +4.5 dBm | -10.6 dBm | -40~85℃ | Compatible 100G QSFP28 LR4 Industrial Optical Transceiver | |
| ST-100G-QSFP28-LR4-20 | 100G QSFP28 LR4 20km Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 20km | -4.3 ~ +4.5 dBm | -10.6 dBm | 0~70℃ | Compatible 100G QSFP28 LR4 Optical Transceiver | |
| ST-100G-QSFP28-ER4 | 100G QSFP28 ER4 40km Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 40km | -2.5 ~ +6.5 dBm | -18.5 dBm | 0~70℃ | Compatible 100G QSFP28 ER4 Optical Transceiver | |
| ST-100G-QSFP28-ZR4 | 100G QSFP28 ZR4 80km Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 80km | +1.5 ~ +7 dBm | -28 dBm | 0~70℃ | Compatible 100G QSFP28 ZR4 Optical Transceiver | |
| ST-100G-QSFP28-ZR4+ | 100G QSFP28 ZR4+ 100km Compatible | ![]() |
100Gbps | 1310nm | Single Mode Fiber (SMF) | 100km | +4 ~ +7.5 dBm | -30 dBm | 0~70℃ | Compatible 100G QSFP28 ZR4+ Optical Transceiver |












