Dorelink
| Form Factor | SFP |
| Max Data Rate | 4.25Gbps |
| Wavelength | 1310nm |
| Max Cable Distance | 10km |
| Connector | Duplex LC |
| Media | SMF |
| Transmitter Type | DFB |
| Receiver Type | PIN |
| TX Power | -8 ~ -1dBm |
| Receiver Sensitivity | < -18dBm |
| EMC Supported | Yes |
| DDM/DOM | Supported |
| Protocols | MSA Compliant |
| Temperature Range | 0 to 70°C / -40 to 85°C |
| Warranty | 5 Years |
Over 10 years of expertise in chips and modules to integrate fast speeds, small size, and power savings.
Full series of optical modules for fixed access, wireless access, carrier Ethernet, and WDM networks.
| Part Number | Data Rate | Wavelength | Distance | Media | DDM |
|---|---|---|---|---|---|
| LS-MM854G-S1C | 4.25Gbps | 850nm | 150m | Multi-mode | Yes |
| LS-MM852G-S3C | 4.25Gbps | 850nm | 300m | Multi-mode | Yes |
| LS-MM854G-S5C | 4.25Gbps | 850nm | 500m | Multi-mode | Yes |
| LS-SM314G-02C | 4.25Gbps | 1310nm | 2km | Single Mode | Yes |
| LS-SM314G-04C | 4.25Gbps | 1310nm | 4km | Single Mode | Yes |
| LS-SM314G-10C | 4.25Gbps | 1310nm | 10km | Single Mode | Yes |
| LS-SM314G-40C | 4.25Gbps | 1310nm | 40km | Single Mode | Yes |
| LS-SM554G-40C | 4.25Gbps | 1550nm | 40km | Single Mode | Yes |



End-to-end DWDM devices including active modules, optical amplifiers (EDFA & RFA), Mux & Demux, OPM, ROADM, and OTDR solutions.

High-speed optical modules ranging from 10G to 800G, providing high-quality interconnection for mass data transmission in data centers.

Reliable solutions for 4G/5G systems including Dark Fiber, WDM, Radio over Fiber, and Back-haul scenarios.

Total fiber access solutions and optical line protection systems (OLP) to ensure stable communication line operation.



Specialized manufacturer of magnetic telecom and network components, certified by ISO9001, RoHS, REACH, CE and UL. Equipped with advanced manufacturing and testing facilities to provide a complete series of optical modules and high-speed interconnect solutions worldwide.


Yes, we are a professional manufacturer of magnetic telecom and networking components, including RJ45 connectors, transformers, and SFP modules.
Yes, we can provide samples for quality testing purposes. Please contact our team for details regarding shipping.
Stock items are ready to ship immediately. For mass production, the lead time generally ranges from 15 to 30 days.
We offer a one-year guarantee period and provide 24-hour online technical support for all our products.
Yes, we welcome OEM and ODM orders. We can discuss specific requirements to meet your networking needs.
With nearly two decades of production experience, we have established long-term partnerships with leading global technology firms.