MMA4Z00-NS400-ST OSFP Transceiver – Sandstone 400GBASE-SR4, 850 nm, 50 m MMF, Flat Top

Introduction

The Sandstone Technologies MMA4Z00-NS400-ST is a high-performance OSFP transceiver supporting the 400GBASE-SR4 standard over multimode fiber. Operating at 850 nm and offering 400 Gbps throughput up to 50 m, it is an ideal solution for short-reach applications in high-density data center environments. Equipped with DDM, a BEIGE latch, and a FLAT TOP mechanical design, this transceiver ensures excellent thermal compatibility and seamless integration with NVIDIA-compatible systems. Available from PICS Telecom as certified refurbished networking hardware.

Key Features & Benefits

• 🚀 400GBASE-SR4 Over MMF – Delivers 400G connectivity up to 50 m over MPO12

• ⚙️ OSFP Multi-Rate Format – Supports evolving infrastructure and platform flexibility

• 🌡 850 nm Operation – Ideal for short-reach, high-bandwidth transmission

• 🧰 Flat Top Design – Enables optimal fit and airflow in stacked transceiver arrays

• ✅ PICS Telecom Refurbished – Tested and validated for reliable deployment

Ideal For

• ☁ Hyperscale and edge data centers

• 📡 High-density short-reach switch fabrics

• 🏢 Enterprise network aggregation

• 🌐 OSFP-based 400G platforms

Specifications at a Glance

• Model: MMA4Z00-NS400-ST

• Brand: Sandstone Technologies

• Form Factor: OSFP

• Data Rate: 400 Gbps

• Distance: 50 m

• Wavelength: 850 nm

• Fiber Type: Multimode Fiber (MMF)

• Connector: MPO12

• Features: DDM, C-Temp, BEIGE Latch, FLAT TOP

• Compliance: MSA-compliant, NVIDIA-compatible

Conclusion

The Sandstone MMA4Z00-NS400-ST offers reliable, short-reach 400G performance in a thermally optimized OSFP form factor. Backed by PICS Telecom’s rigorous testing and refurbishment, it’s ready to meet your high-bandwidth data center demands. Visit www.picstelecom.com or marketplace.picstelecom.com to view current stock and request a quote. For support or volume pricing, connect with our optics team today.