Dorelink
We draw on over 10 years of experience in chips and modules to integrate fast speeds, small size, power savings, and high performance in every module.
A full series of optical modules for fixed access, wireless access, carrier Ethernet, wavelength division multiplexing (WDM), and data communication networks is available to meet diverse networking needs.
Single Mode 155M BiDi 1310nm-Tx/1550nm-Rx FC SMF 60km Air/Ground TTL 1x9 Optical Transceiver
| Form Factor | 1x9 |
|---|---|
| Max Data Rate | 155Mbps |
| Wavelength | 1550nm-Tx/1490nm-Rx |
| Max Cable Distance | 60km |
| Connector | FC |
| Media | SMF |
| Temperature Range | 0 to 70°C |
| Warranty | 5 Years |
| Sample | Available |
| Model Number | Description |
|---|---|
| L9-SD312M-02TTC5 | 1x9 2Mbps, 1310nm(FP), 2km, MMF, Duplex SC, 0℃-70℃ |
| L9-SD312M-02TTI5 | 1x9 2Mbps, 1310nm(FP), 2km, MMF, Duplex SC, -40℃-85℃ |
| L9-SD312M-20TTC5 | 1x9 2Mbps, 1310nm(FP), 20km, SMF, Duplex SC, 0℃-70℃ |
| L9-SD312M-20TTI5 | 1x9 2Mbps, 1310nm(FP), 20km, SMF, Duplex SC, -40℃-85℃ |
| L9-SD312M-40TTC5 | 1x9 2Mbps, 1310nm(FP), 40km, SMF, Duplex SC, 0℃-70℃ |
| L9-SD312M-40TTI5 | 1x9 2Mbps, 1310nm(FP), 40km, SMF, Duplex SC, -40℃-85℃ |
| L9-SD851G-S5CTC | 1x9 1.25Gbps, 850nm(Vcsel), 500m, MMF, Duplex SC, 0℃-70℃ |
| L9-SD311G-S5CTC | 1x9 1.25Gbps, 1310nm(FP), 550m, MMF, Duplex SC, 0℃-70℃ |
| L9-SD311G-10CTC | 1x9 1.25Gbps, 1310nm(FP), 10km, SMF, Duplex SC, 0℃-70℃ |
| L9-SD311G-20CTC | 1x9 1.25Gbps, 1310nm(FP), 20km, SMF, Duplex SC, 0℃-70℃ |
| L9-SD311G-40CTC | 1x9 1.25Gbps, 1310nm(DFB), 40km, SMF, Duplex SC, 0℃-70℃ |
| L9-SD551G-20CTC | 1x9 1.25Gbps, 1550nm(DFB), 20km, SMF, Duplex SC, 0℃-70℃ |
| L9-SD551G-40CTC | 1x9 1.25Gbps, 1550nm(DFB), 40km, SMF, Duplex SC, 0℃-70℃ |
| L9-SD551G-80CTC | 1x9 1.25Gbps, 1550nm(DFB), 80km, SMF, Duplex SC, 0℃-70℃ |







We are a specialized manufacturer of magnetic telecom and network components, certified by ISO9001:2000, ROSH, REACH, CE and UL. Equipped with advanced manufacturing and testing equipment imported from abroad, we ensure the highest quality standards for all components.
Established in 1997 with a workforce of approximately 2,000 employees, we maintain an abundant production capacity of 3,000K units per month. This scale allows us to provide rapid delivery for high-volume orders.
Our expertise covers a complete series of optical modules for fixed access, wireless access, carrier Ethernet, and WDM networks, as well as high-speed optical interconnect solutions for cloud computing and ultra-broadband networks.

