The Arista QDD-400G-DR4-AN is a high-performance 400GBASE-DR4 QSFPDD optical transceiver designed for efficient data transmission over single-mode fiber (SMF). Operating at a 1310nm wavelength with PAM4 modulation, it offers a reach of up to 500 meters. This versatile transceiver supports 4x 100G-DR configurations, making it suitable for a variety of networking applications, particularly in data centers. It features MPO-12/APC connectors for reliable connectivity and includes Digital Optical Monitoring (DOM) for real-time diagnostics and performance tracking. The QDD-400G-DR4-AN is engineered to provide scalable, efficient connectivity solutions, optimizing network performance for demanding Ethernet and high-bandwidth environments.
