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400G OSFP SR4 Optical Transceiver 850nm PAM4 MPO-12 100m
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Product Highlights:
- 400G OSFP SR4 optical transceiver for high-density networks
- Four 100G PAM4 lanes at 850nm
- Supports up to 100m over OM4 multimode fiber
- MPO-12 interface for parallel optical connectivity
- <8W power consumption with 400GAUI-4 retimed interface
- CMIS 5.2 management for advanced network platforms
Table of Contents
Description
The 400G OSFP SR4 Optical Transceiver Module is a high-performance short-reach optical solution designed for 400GbE Ethernet, AI networking, and high-density data center applications. Based on the 400GBASE-SR4 architecture, it uses four 100G PAM4 optical lanes with 850nm VCSEL transmitter arrays and PIN photodetector arrays to provide reliable high-speed transmission over OM3 or OM4 multimode fiber. Featuring an MPO-12 optical interface and an OSFP hot-pluggable form factor, the module delivers high-density parallel fiber connectivity with efficient thermal management. With a 400GAUI-4 retimed electrical interface, CMIS 5.2 management support, and power consumption below 8W, it provides an energy-efficient connectivity solution for cloud computing, AI clusters, high-performance computing, and InfiniBand networking environments.
Specification
| Form Factor | OSFP |
|---|---|
| Data Rate | 425Gbps |
| Ethernet Standard | 400GBASE-SR4 |
| Fiber Type | Multimode Fiber (MMF) |
| Recommended Fiber | OM3 / OM4 Multimode Fiber |
| Maximum Distance | Up to 100m |
| Wavelength | 850nm |
| Optical Technology | VCSEL |
| Optical Configuration | 4-Lane Parallel Optical Transmission |
| Optical Lane Rate | 100G PAM4 per Lane |
| Modulation Format | PAM4 |
| Electrical Interface | 4 × 100G PAM4 Retimed 400GAUI-4 |
| Transmitter Type | 850nm VCSEL Array |
| Receiver Type | PIN Photodetector Array |
| Optical Connector | MPO-12 |
| Management Interface | CMIS 5.2 |
| Power Supply | Single +3.3V |
| Maximum Power Consumption | ≤8W |
| Hot Plug Capability | Yes |
Features
- 400Gbps aggregate data rate for high-speed Ethernet applications
- Supports 400GBASE-SR4 short-reach transmission
- Four 100G PAM4 optical lanes
- 850nm VCSEL transmitter arrays and PIN photodetector arrays
- Supports OM3 and OM4 multimode fiber
- MPO-12 optical interface for parallel fiber connectivity
- OSFP hot-pluggable form factor
- 400GAUI-4 retimed electrical interface
- CMIS 5.2 management support
- Power consumption below 8W
- Optimized thermal design for high-density switch platforms
Applications
- 400GbE data center networks
- AI and GPU cluster interconnects
- Cloud computing infrastructure
- High-performance computing (HPC)
- InfiniBand networking
- High-density Ethernet switching platforms
FAQ
What is the transmission distance of the 400G OSFP SR4 transceiver?
The module is designed for short-reach applications over multimode fiber, supporting up to 70m over OM3 and up to 100m over OM4 fiber.
What optical interface does the module use?
The 400G OSFP SR4 uses an MPO-12 optical interface to support four parallel 100G optical lanes in a compact, high-density connection.
What modulation technology does this transceiver use?
The module uses four 100G PAM4 optical lanes with 850nm VCSEL transmitters and PIN photodetectors to provide 400Gbps aggregate optical transmission.
What is the power consumption of this 400G optical module?
The transceiver has power consumption below 8W, making it suitable for high-density switching environments where power efficiency and thermal management are important.
Is the 400G OSFP SR4 suitable for AI and InfiniBand networks?
Yes. Its high bandwidth, short-reach multimode connectivity, low power consumption, and OSFP form factor make it suitable for AI clusters, HPC systems, cloud infrastructure, and InfiniBand networks.
Quality Qulifications and Compliance
To get the detailed certification, please go to the Compliance.
Please Note: Our products comply with all internationally recognized and industry-standard specifications. For customized or special requirement products, we carry out testing and standards in accordance with the conformity criteria specified in the contract.
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