Sate Optics provides compatible 400G QSFP-DD to 8×50G SFP56 Direct Attach Copper (DAC) cables for high-density data centers, AI infrastructure and high-performance computing applications.

Our 400G breakout DAC solutions enable one 400G QSFP-DD port to connect with eight independent 50G SFP56 ports, providing flexible network expansion and efficient port utilization.

Compatible 400G QSFP-DD to 8×50G SFP56 DAC cables deliver high bandwidth, low latency and low power consumption for short-distance switch-to-server and high-density network connections.

Sate Optics delivers scalable copper interconnect solutions for modern data centers, cloud computing, AI clusters and next-generation Ethernet networks.

400G QSFP-DD To 8x50G SFP56 Breakout DAC

Part Number	Model No.	Picture	Data Rate(Mbps)	Wavelength	Media Type	Reach	TX Power(dBm)	RX Sens.(dBm)	Temp.(℃)	Note	Datasheet
ST-DAC-QSFPDD-8*SFP56-0.5	DAC-QSFPDD-8*SFP56-0.5		400G/8*50G	30AWG	Passive Direct Attach Copper Breakout Cable	0.5m(2ft)	<0.1W	/	0°C~70°C	CAB-D-8S-400G-0.5M Compatible	Download Now!
ST-DAC-QSFPDD-8*SFP56-1	DAC-QSFPDD-8*SFP56-1		400G/8*50G	30AWG	Passive Direct Attach Copper Breakout Cable	1m(3ft)	<0.1W	/	0°C~70°C	CAB-D-8S-400G-1M Compatible	Download Now!
ST-DAC-QSFPDD-8*SFP56-1.5	DAC-QSFPDD-8*SFP56-1.5		400G/8*50G	30AWG	Passive Direct Attach Copper Breakout Cable	1.5m(5ft)	<0.1W	/	0°C~70°C	CAB-D-8S-400G-1.5M Compatible	Download Now!
ST-DAC-QSFPDD-8*SFP56-2	DAC-QSFPDD-8*SFP56-2		400G/8*50G	28AWG	Passive Direct Attach Copper Breakout Cable	2m(7ft)	<0.1W	/	0°C~70°C	CAB-D-8S-400G-2M Compatible	Download Now!
ST-DAC-QSFPDD-8*SFP56-2.5	DAC-QSFPDD-8*SFP56-2.5		400G/8*50G	28AWG	Passive Direct Attach Copper Breakout Cable	2.5m(8ft)	<0.1W	/	0°C~70°C	CAB-D-8S-400G-2.5M Compatible	Download Now!
ST-DAC-QSFPDD-8*SFP56-3	DAC-QSFPDD-8*SFP56-3		400G/8*50G	28AWG	Passive Direct Attach Copper Breakout Cable	3m(10ft)	<0.1W	/	0°C~70°C	CAB-D-8S-400G-3M Compatible	Download Now!