The QSFP56 Optical Transceiver Module is designed for 200GBASE Ethernet throughput over MTP/MPO-12 connectors using OM4 multimode fiber (MMF) with a wavelength of 850nm up to 100 meters.
The transceiver is compliant with IEEE 802.3bs, 200GBASE-SR4, CMIS Rev 4.0 & SFF-8665 standards. Digital diagnostics functions are available via the I2C interface. It is suitable for data centers, high performance computing networks, enterprise core and distribution layer applications.

200GBASE-SR4 QSFP56 Optical Transceiver Module (MMF, 850nm, 100m, MTP/MPO, DOM)
| Part Number | QSFP‑SR4‑200G | Vendor Name | F-tone |
| Form Factor | QSFP56 | Max. Data Rate | 200Gbps |
| Wavelength | 850nm | Max. Cable Distance | 70m@OM3 / 100m@OM4 |
| Connector | MPO‑12/UPC | Media | MMF |
| Transmitter Type | VCSEL 850nm | Receiver Type | PIN |
| TX Power | ‑3~3dBm | Minimum Receiver Power | ‑6.5dBm |
| Power Budget | 3.5dBm | Receiver Overload | 5dBm |
| Max. Power Consumption | 4.35W | Extinction Ratio | 3dB |
| DDM/DOM | Supported | Commercial Temperature Range | 0 to 70℃ (32 to 158℉) |
| Modulation (Electrical) | 4×50G‑PAM4 | Modulation (Optical) | 4×50G‑PAM4 |
| CDR (Clock and Data Recovery) | TX & RX Built‑in CDR | FEC Function | Support RS‑FEC |
| Protocols | IEEE 802.3bs, QSFP56 MSA, SFF‑8665, CMIS Rev 4.0, RoHS 10 | Warranty | 5 Years |
This product belongs to F-tone Networks' optical components product line. For detailed specifications, please contact our sales team. Thank you!
Important Notice:
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
