Fibronexa
| Item | Fiber Optical Modules |
| Part Status | Active |
| Form Factor | QSFP-DD |
| Max Data Rate | 400Gbps |
| Max Cable Distance | 70m@OM3 / 100m@OM4 |
| Wavelength | 850nm |
| Connector | MTP/MPO-16 (APC) |
| Media | MMF |
| Optical Component | VCSEL/PIN |
| TX Power | -6 ~ 4dBm |
| RX Power | -7.9 ~ 4dBm |
| Modulation | 8x 50G PAM4 |
| Power Budget | 1.9dB |
| Power Consumption | ≤10W |
| Extinction Ratio | 3dB |
| DDM/DOM | DDM Supported |
| Temperature Range | 0 to 70°C (32 to 158°F) |
| Warranty | 5 Years |
| Sample | Available |
| Protocols | IEEE 802.3cd, QSFP-DD MSA, CMIS 4.0 |
Drawing on over 10 years of expertise in chips and modules to integrate fast speeds, small size, power savings, and high performance in every module.
We provide a full series of optical modules for fixed access, wireless access, carrier Ethernet, wavelength division multiplexing (WDM), and data communication networks.













Our company is a specialized manufacturer of magnetic telecom and networking components, certificated by ISO9001:2000, ROHS, REACH, CE, and UL. We own advanced manufacturing facilities and imported test equipment.
Established in 1997, we have a large dedicated team and an abundant productive capacity of 3000K per month, enabling short delivery times. We provide a full series of optical modules for fixed access, wireless access, carrier Ethernet, WDM, and data communication networks, offering high-speed interconnection solutions for cloud computing and ultra-broadband networks.


