MMS1V50-WM-ST QSFP-DD Transceiver – Sandstone 400GBASE-FR4, 1310 nm, 2 km SMF with FEC

Introduction

The Sandstone Technologies MMS1V50-WM-ST is a multi-rate 400G QSFP-DD optical transceiver engineered for extended short-reach links over single-mode fiber. Designed to support the 400GBASE-FR4 standard, it offers up to 2 km reach at 1310 nm with built-in FEC and a GREEN latch for easy deployment. Available as tested and refurbished telecom gear through PICS Telecom, this module delivers the high throughput and compatibility required in cloud-scale, metro, and enterprise environments.

Key Features & Benefits

• 🌐 400GBASE-FR4 Standard – Ideal for 2 km SMF connections in modern networks

• ⚙️ Multi-Rate QSFP-DD – Versatile module supporting evolving infrastructure needs

• 🛡 Forward Error Correction (FEC) – Enhanced signal reliability and link performance

• 🔌 1310 nm SMF Interface – Designed for low-loss, long-distance optical runs

• ✅ Refurbished & Certified – Fully tested by PICS Telecom for optimal interoperability

Ideal For

• ☁ Cloud and hyperscale data center interconnect

• 🌐 Metro aggregation and access

• 📡 Carrier backbone transport

• 🏢 Enterprise switching and routing platforms

Specifications at a Glance

• Model: MMS1V50-WM-ST

• Brand: Sandstone Technologies

• Form Factor: QSFP-DD

• Data Rate: 400 Gbps

• Distance: Up to 2 km

• Wavelength: 1310 nm

• Fiber Type: Single-Mode Fiber (SMF)

• Connector: LC

• Features: DDM, C-Temp, GREEN Latch, Forward Error Correction (FEC)

• Compliance: MSA-compliant, NVIDIA-compatible

Conclusion

Deploy reliable, high-capacity optics with the Sandstone MMS1V50-WM-ST, a 400G FR4 QSFP-DD module designed for 2 km SMF applications. Available now from PICS Telecom’s portfolio of tested and refurbished networking equipment. Visit www.picstelecom.com or marketplace.picstelecom.com to check stock and request a quote. Need help with compatibility or integration? Our optics team is ready to assist.