Spirent DX3 2-Port 400G QSFP-DD Modules

Spirent’s DX3 2-Port 400G QSFP-DD Modules are high-performance, high-density test modules built for multi-speed Ethernet testing from 10G to 400G. Designed to support seven speeds, they offer both PAM4 and NRZ encoding and enable Auto Negotiation and Link Training (AN/LT) across all supported speeds. Optimized for high-density environments, these modules are ideal for testing network devices, switches, and routers under demanding performance scenarios. With industry-leading density and comprehensive protocol support, the DX3 2-Port modules provide the flexibility and scalability needed for next-generation Ethernet infrastructure testing in labs, data centers and OEM development environments.