Comelink QSFP56-200G-FR4S 200G QSFP56 FR4 PAM4 CWDM4 2km LC SMF FEC Optical Transceiver Module
200G QSFP56 FR4 PAM4 CWDM4 lanes MUX/DEMUX Design 2km Optical Transceiver Module (1271nm 1291nm 1311nm 1331nm LC SMF 2km with FEC DDM)
200G InfiniBand HDR QSFP56 FR4 Transceiver Module is designed for 200GBASE Ethernet link up to 2km over single-mode fiber (SMF) using a wavelength of 1271nm to 1331nm with duplex LC connectors. The module supports four electrical interface channels and operates in 50G PAM4 coding mode, resulting in 200G (4x50G) data rates. It is compliant with IEEE 802.3cd, IEEE 802.3bs, QSFP56 MSA, SFF-8665, SFF-8024 and SFF-8679 standards. The built-in digital diagnostic monitoring (DDM) allows access
Feature:
- Built-in Marvell DSP Chip, Max Power Consumption ≤5W.
- Provide Professional Compatibility and Parameter Test Reports.
- Compliant with Hot Pluggable QSFP MSA, IEEE 802.3bs Standard.
- Class1/1M Standard Product, Compliant with RoHS Environmental Protection Standards (Lead-Free).
- DDM(Digital Diagnostic Monitoring) Supported.
- 30-Day Free Return, 1-Year Free Replacement, 3-Year Warranty, Lifetime After-sales Technical Support.
Quality Assurance
Specificiation
| P/N | QSFP56-200G-FR4S | Vendor Name | Comelink |
| Form Factor | QSFP56 | Max Data Rate | 212.5Gbps |
| Wavelength | 1271nm, 1291nm, 1311nm, 1331nm | Max Distance | 2km |
| Modulation Format | PAM4 | Host Required | FEC |
| Connector | Duplex LC | Voltage Supply | 3.3V |
| Cable Type | SMF | DDM Support | Yes |
| Transmitter Type | EML CWDM4 | Receiver Type | PIN |
| TX Power | -4.2~+4.7dBm | Receiver Sensitivity | < -8.2dBm |
| Operation Temperature | 15 to 65°C (59 to 149 °F) | Maximum Power | < 6.5W |
| Protocols | QSFP56 MSA, IEEE 802.3bs 200GBASE-FR4 |
Application | 200G InfiniBand HDR,200G Ethernet Data Center Interconnect |
Application:

Unleash HPC Power with InfiniBand Architecture
We provides the Infiniband network solution, offering significant advantages in terms of high-speed, low latency, scalability, and efficiency.
Flat Top OSFP Connector Shell
The OSFP shell has a flat top and is used in adapters, such as ConnectX-7 InfiniBand Adapter Cards.
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