Youopto 400G Series is a 400Gbps transmitter optical subassembly(ROSA) integrating a high speed 4 APD chips ,a TFF CWDM Mux  in a BOX package. It is   designed for use in small from-factor pluggable transceivers and other types of optical modules for   high-speed telecommunication and data applications。

Each lane date rates up to 56GBd PAM4

4CH APD chip 

LWDM TFF Demux integrated

Long history of proven field reliability

Designed for Telcordia-GR468

Operating temperature range:-5℃ to 75℃

Rohs compliant.