The QSFP56 AOC supports 212. 5Gb/s PAM4 with a built-in 200G PAM4 DSP, 4-channel 850nm VCSEL, and PIN photodetector arrays. GIGALIGHT provides a series of active electrical loopback modules for port testing of 25G SFP28, 100G QSFP28, 200G QSFP56, and 200G/400G QSFP-DD interfaces. The GIGALIGHT 100G CFP to QSFP28 adapter, 100G CFP2 to QSFP28 adapter, and 40G QSFP+ to 10G SFP+ adapter provide a cost-effective solution for. The 200G QSFP56 active optical cable is designed for use in 200 Gigabit Ethernet links over OM3 multimode fibre, it contains four multi-mode fibres (MMF) optic transceivers per end, each operating at data rates of up to 50Gb/s. This active optical cable is compliant with IEEE 802. 3, SFF-8665. Our 200G QSFP56 to 4x50G SFP56 Active Optical Breakout Cable delivers high-bandwidth connectivity for next-generation data centers fanning 200G switch ports out to dense 50G PAM-4 server endpoints. Splitting a single 200GBASE-SR4 QSFP56 port into four independent 50GBASE-SR SFP56 endpoints with. Siemon's 50G per lane PAM4 Ethernet or InfiniBandTM QSFP56 Active Optical Cable assemblies (AOCs) are designed to exceed industry standard performance offering a cost-effective, low latency, low-power option for high-speed data center interconnects. The Active Optical Cables support 200G PAM4. BlueOptics offers premium 200G Active Optical Cables (AOC) and Direct Attach Copper (DAC) cables, specifically designed for QSFP-DD (Quad Small Form-Factor Pluggable Double Density) and OSFP (Octal Small Form-Factor Pluggable) form factors.