Dorelink
| Item | 25G SFP28 Transceiver |
| Part No. | LS-BL273325-20C |
| Part Status | Active |
| Form Factor | SFP28 |
| Max Data Rate | 25Gbps |
| Wavelength | 1270nm-TX/1330nm-RX |
| Max Cable Distance | 20km |
| Media | SMF |
| Connector | Simplex LC |
| Optical Component | DFB/PIN |
| TX Power | 0~6dBm |
| Receiver Sensitivity | <-14dBm |
| Receiver Overload | 2.5dBm |
| Power Consumption | ≤1.2W |
| Extinction Ratio | 3.5dB |
| DDM/DOM | Supported |
| Temperature Range | 0°C to 70°C / -40°C to 85°C |
| Protocols | eCPRI, SFF-8472, SFF-8432, SFF-8431 |
| Warranty | 5 Years |
Drawing on extensive experience in chips and modules to integrate fast speeds, small size, power savings, and high performance in every module. Providing a full series of optical modules for fixed access, wireless access, carrier Ethernet, WDM, and data communication networks.


Providing end-to-end DWDM devices with almost all optical components - from active modules to optical passive devices, including optical amplifiers (EDFA & RFA), Mux & Demux, OPM, ROADM, MCS, OLP, and OTDR.
To meet the demand of mass data transmission in data centers, high-speed optical modules ranging from 10G to 800G have been developed, providing high-quality optical interconnection solutions.
Wireless: High reliability products with mature lasers and mainstream chip solutions. Includes Dark Fiber, WDM, Radio over Fiber, and Back-haul for 4G/5G systems.
FTTx: Total fiber access solutions covering all-optical or optical copper combined access products for global communication networks.
Integrating optical line protection systems (OLP) and optical line monitoring systems (OLM) to ensure the normal operation of communication lines.





