Huawei QSFP56-200G-SR4 Compatible 200G QSFP56 SR4 Optical Transceiver Module | HYTOPTODEVICE

Product Detail：
HYTOPTODEVICE 200G QSFP56 Module | Huawei Compatible 200GBASE-SR4 Optical Transceiver Module(MMF, 850nm,100m, MPO-12, DOM)

      The QSFP56-200G-SR4 is a high-performance Huawei compatible 200G QSFP56 optical module,designed for 200GBASE Ethernet throughput over MTP/MPO-12 connectors using OM4 multimode fibre (MMF),reach up to 100m.  Operating over a wavelength of 850nm, this 200G QSFP56 module integrates 4 parallel independent electrical lanes utilizing advanced 4x 50Gbps PAM4 (Pulse Amplitude Modulation 4-Level) technology to achieve an aggregate throughput of 200Gbps. This module delivers high-bandwidth, energy-efficient performance with short reach. making it the ideal choice for next-generation AI data centers and High-Performance Computing (HPC) clusters.Fully compliant with IEEE 802.3bs, QSFP56 MSA, SFF-8665, SFF-8636 and SFF-8679 standards,real-time Digital Optical Monitoring (DOM) supported. 

Full Compatibility List and Supported Devices of  Huawei 200G Transceiver
   HYTOPTODEVICE 200G QSFP56 transceiver module is coded to ensure native initialization, full configuration support, and diagnostic telemetry mapping on Huawei systems running VRP (Versatile Routing Platform):

• Huawei CloudEngine 9800 Series (Data Center Core/Spine):

  • CE9860-4D-EI / CE9855 Series (High-density 400G switches that accept 200G QSFP56 transceivers directly into backward-compatible QSFP-DD slots)

• Huawei CloudEngine 8800 Series (Data Center Leaf/Aggregation):

  • CE8851 Series / CE8850 Series (Features native 100G/200G breakout/multi-rate configurations depending on slot layouts)

• Huawei CloudEngine 6800 Series (High-Density Access):

  • Advanced models supporting 200G QSFP56 uplink capabilities.
    
    

Primary Application Scenarios of 200G QSFP56 Transceiver

The Huawei QSFP56-200G-SR4 is deployed primarily in high-throughput enterprise fabrics and high-performance compute environments:

• Huawei CloudEngine Spine-and-Leaf Networks: Serving as high-bandwidth uplinks connecting dense leaf switches to high-capacity spine layers within corporate data centers.

• AI & Machine Learning Cluster Fabrics: Connecting high-density GPU computing nodes to modern high-speed NVMe storage networks over RoCEv2 (RDMA over Converged Ethernet).

• Enterprise High-Speed Intranet Trunks: Upgrading localized multi-mode structured backbone fiber networks within corporate server rooms to handle intensive visualization and massive data synchronization.
  
  

Key Product Parameters of 200GBASE-SR4 Transceivers

Connectivity Solutions for 200GBASE QSFP56 Optical Module

Q1: What does the "Q56" in Dell Q56-200G-SR4 stand for?A1: "Q56" is Dell's nomenclature for the industry-standard QSFP56 (Quad Small Form-Factor Pluggable 56) form factor, which introduces 50Gbps PAM4 signaling over 4 electrical lanes.

Q2: Can I insert this 200G module into a Huawei 400G QSFP-DD port?A2: Yes. Huawei's 400G QSFP-DD switch ports are backward-compatible. They have same pulse modulation mode PAM4.A 200G QSFP56 transceiver will seat perfectly into the port and operate natively at 200G by mapping into the lower 4 lanes of the channel.

Q3: Does HYTOPTODEVICE 200G QSFP56 SR4 transceiver support real-time DOM monitor?A3:Yes, our 200G optical transceiver features full Digital Optical Monitoring (DOM) capabilities.  network workers can monitor internal operating temperatures, laser bias currents, voltage and real-time TX/RX power.

Q4: Can this 200G QSFP56 transceiver run in a standard Huawei 100G QSFP28 port?A4: No. The 100G QSFP28  port does not support the 200G transceiver.their pulse modulation ways are different. 100G SR4 module uses 25G NRZ electrical lanes, that is not compatible with  the 50G PAM4 signals used by this 200G QSFP56 module.

Q5:Does this module require Forward Error Correction (FEC) to operate??A5: Yes. In accordance with the IEEE 802.3bs 200GBASE-SR4 standard, the host equipment must have RS-FEC turned on to manage the native signal margins of PAM4 technology.

Q6: Can this 200G QSFP56 module be split into breakout connections?A6: Yes. Because it features a parallel 4-lane VCSEL optics structure, you can use an MPO-12 to 2x QSFP56 breakout cable or an MPO-12 to 4x SFP56 breakout cable to divide the link into 2x 100G or 4x 50G connections, provided your Huawei switch port supports splitting.

Q7:What is the reach specification for a 200G QSFP56 SR4 module over multi-mode fiber?A7: HYTOPTODEVICE 200G SR4 transceivers transmit traffic up to 100 meters (328 feet) when using high-quality OM4 multi-mode fiber, and up to 70 meters (229 feet) when utilizing OM3 fiber.

Q8: Does the QSFP56-200G-SR4 support Digital Diagnostics Monitoring (DDM)?A8: Yes. our 200G SR4 absolutely  supports  Digital Diagnostic Monitoring, allowing real-time tracking of internal temperature, operating voltage, laser bias currents, and transmit/receive power values.

Why Network Engineers Choose HYTOPTODEVICE

HYTOPTODEVICE has supplied over 5000,000 optical transceiver modules to data centers, ISPs, and enterprise networks across 100+ countries since 2011. Every module undergoes a 72-hour burn-in test and full DDM/DOM validation before shipment.

• 100% MSA-compliant modules with Cisco, Huawei,Dell,Juniper, and Arista compatibility
• ISO 9001:2015 certified manufacturing facility in Shenzhen
• Average lead time of 3–5 business days with DHL/FedEx express options
• Dedicated pre-sales engineering support for custom configurations
• Actual hardware,actual switches,actual results.we publish compatibility test video,eliminate compatibility anxiety. you can watch before you buy. 
• We can provide inspection and shipping videos to make you feel as if you are right here with the product.

"We replaced 200 Cisco-branded SFPs with HYTOPTODEVICE equivalents across our spine layer — zero compatibility issues, 40% cost reduction."— Network Architect, Tier-2 ISP, Germany

Quality Certification & Compliance：

 At HYTOPTODEVICE, our quality commitment is backed by industry-standard validations. From fiber optical transceiver manufacturing to final inspection, our processes ensure global compliance and reliability.

We adhere to rigorous standards for our SFP modules and network solutions:

• ISO 9001: Certified quality management and production consistency.

• CE & FCC: Fully compliant for seamless Global Market Access.

• RoHS: Committed to environmental responsibility and hazardous material control.

• Proven Reliability: Rigorous testing to reduce compliance risk and ensure safety.

Certified Quality. Global Standards. Guaranteed Performance.

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