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NVIDIA MMA4Z00-NS400 Compatible 400G OSFP SR4 Flat Top PAM4 850nm 30m on OM3/50m on OM4 MTP/MPO-12 Multimode FEC Optical Transceiver Module
NVIDIA MMA4Z00-NS400 Compatible 400G OSFP SR4 Flat Top PAM4 850nm 30m on OM3/50m on OM4 MTP/MPO-12 Multimode FEC Optical Transceiver Module
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NVIDIA MMA4Z00-NS400 Compatible 400G OSFP SR4 Flat Top PAM4 Optical Transceiver Module (850nm MTP/MPO12 OM3/OM4 50m with FEC DDM)

This product is a 400Gb/s Octal Small Form-factor Pluggable (OSFP) optical module without a top open fin designed for 50m with OM4 fiber optical communication applications. The module converts 4 channels of 100Gb/s (PAM4) electrical input data to 4 channels of parallel optical signals, each capable of 100Gb/s operation for an aggregate data rate of 400Gb/s. On the receiver side, the module converts 4 channels of parallel optical signals of 100Gb/s each channel for an aggregate data rate of 400Gb/s into 4 channels of 100Gb/s (PAM4) electrical output data. MPO-12 connector can be plugged into the OSFP112 SR4 module jack with 4 channels. The guide pins inside the receptacle ensure proper alignment. The cable usually cannot be twisted for adequate channel-to-channel alignment. The electrical connection is achieved through an OSFP MSA-compliant edge-type connector. The I2C interface supports reading and controlling this product's status.
Product Details
| NVIDIA Compatible | MMA4Z00-NS400 | Vendor Name | DFTTELECOM |
| Form Factor | OSFP | Max Data Rate | 425Gbps |
| Wavelength | 850nm | Max Distance | 30m on OM3/50m on OM4 |
| Modulation Format | PAM4 | Host Required | FEC |
| Connector | MPO-12 (APC) | Voltage Supply | 3.3V |
| Cable Type | MMF | DDM Support | Yes |
| Transmitter Type | 850nm VCSEL | Receiver Type | PIN |
| TX Power | -4.6~+4.0dBm | Receiver Sensitivity | < -4.6dBm |
| Operation Temperature | 0 to 70°C (32 to 158°F) | Maximum Power | < 8W |
| Protocols | OSFP MSA, IEEE 802.3bs |
Application |
2x400G to 400G Links
400GIB/EN Switches to 2 Connectx-7 and BIueField-3

400G NDR Switch to NIC Links
400G NDR Switch to 2x400G NIC Links Using Multi-mode Fiber

400G QSFP-DD Swtich to 400G OSFP NVIDIA ConnectX-7 NIC
Use 400G QSFP-DD SR4 transceivers on the 400G switch and 400G OSFP SR4 transceivers on the 400G switch, connected via MPO Trunk Cables.

Quality Certifications

Quality Assurance
Features
Accelerating AI Network Architecture Innovation
DFT offers a forward-looking InfiniBand solution with high bandwidth efficiency, excellent scalability, predictable network latency, and enhanced security.
DFT 400G OSFP SR4 module utilizes advanced dual Broadcom DSP and VCSEL chips, offering high-speed, low-power, and stable data transmission for 400G links. It provides higher bandwidth for hyperscale data centers and cloud infrastructures, delivering high-performance, reliable solutions.

Broadcom VCSEL
Reduce power consumption and costs, ensuring stable data transmission
Low BER on par with NVlDlA originals
During LL FEC (272,257) testing, FiberMall transceivers achieve Pre-FEC BER of -8~-10, and near-zero post-correction, reducing operations and maintenance (O&M) complexity and costs.

The 400G OSFP has a flat-top design and utilizes the riding heat sink (cooling fins) on the ConnectX-7 connector cage. It Used in ConnectX-7/OSFP adapters and can offers higher port density and cost effective systems.

Our Advantages

Rigorous Industrial Product Testing
Optical communication products belong to industrial products, which require high stability and reliability. DFT adopts leading product design, first-class raw materials and production technology to ensure the first-class quality of our products, so that your project can be used, installed stably and reliably.

100% 3rd Party Compatible
DFT Compatibility Testing Center has most of the mainstream brand switches and devices.Before shipment, we will code the optical modules or DAC/AOC cables,then test them on the corresponding switches to ensure that our products are 100% compatible with your system.


