Sate Optics’s 40G QSFP+ Direct Attach Cables (DAC) portfolio offers a wide range of passive and active copper cables with different diameters, lengths. It is the perfect solution to linked switches, servers and storage inside racks. 40G QSFP+ Direct Attach Cables are available with 30 AWG, 28 AWG, 26 AWG and 24 AWG cables . Standard lengths are 0.5m, 1m, 2m, 3m, 5m, and 7m.

40G QSFP+ to 4x10G SFP+ Breakout Direct Attach Cables are also available with lengths from 1 meter to 4 meter.

40G QSFP+ to QSFP+ DAC

Part Number Model No. Picture Data Rate(Mbps) Wavelength Media Type Reach TX Power(dBm) RX Sens.(dBm) Temp.(℃) Note Datasheet
ST-DAC-40G-QSFP-0.5 DAC-40G-QSFP-0.5 40G/40G 30AWG Passive Direct Attach Copper Twinax Cable 0.5m (2ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU50CM Compatible
ST-DAC-40G-QSFP-1 DAC-40G-QSFP-1 40G/40G 30AWG Passive Direct Attach Copper Twinax Cable 1m (3ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU1M Compatible
ST-DAC-40G-QSFP-1.5 DAC-40G-QSFP-1.5 40G/40G 30AWG Passive Direct Attach Copper Twinax Cable 1.5m (5ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU1.5M Compatible
ST-DAC-40G-QSFP-2 DAC-40G-QSFP-2 40G/40G 30AWG Passive Direct Attach Copper Twinax Cable 2m (7ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU2M Compatible
ST-DAC-40G-QSFP-3 DAC-40G-QSFP-3 40G/40G 30AWG Passive Direct Attach Copper Twinax Cable 3m (10ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU3M Compatible
ST-DAC-40G-QSFP-4 DAC-40G-QSFP-4 40G/40G 28AWG Passive Direct Attach Copper Twinax Cable 4m (13ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU4M Compatible
ST-DAC-40G-QSFP-5 DAC-40G-QSFP-5 40G/40G 26AWG Passive Direct Attach Copper Twinax Cable 5m (16ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU5M Compatible
ST-DAC-40G-QSFP-7 DAC-40G-QSFP-7 40G/40G 24AWG Passive Direct Attach Copper Twinax Cable 7m (23ft) ≤0.5W QSFP+ to QSFP+ 0°C~70°C QSFP-H40G-CU7M Compatible

40G QSFP+ To 4x10G SFP+ 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-QSFP-4*SFP-0.5 DAC-QSFP-4*SFP-0.5 40G/4*10G 30AWG Passive Direct Attach Copper Breakout Cable 0.5m(2ft) ≤0.5W QSFP+ to 4 SFP+ 0°C~70°C QSFP-4SFP10G-CU50CM Compatible
ST-DAC-QSFP-4*SFP-1 DAC-QSFP-4*SFP-1 40G/4*10G 30AWG Passive Direct Attach Copper Breakout Cable 1m(3ft) ≤0.5W QSFP+ to 4 SFP+ 0°C~70°C QSFP-4SFP10G-CU1M Compatible
ST-DAC-QSFP-4*SFP-2 DAC-QSFP-4*SFP-2 40G/4*10G 30AWG Passive Direct Attach Copper Breakout Cable 2m(7ft) ≤0.5W QSFP+ to 4 SFP+ 0°C~70°C QSFP-4SFP10G-CU2M Compatible
ST-DAC-QSFP-4*SFP-3 DAC-QSFP-4*SFP-3 40G/4*10G 30AWG Passive Direct Attach Copper Breakout Cable 3m(10ft) ≤0.5W QSFP+ to 4 SFP+ 0°C~70°C QSFP-4SFP10G-CU3M Compatible
ST-DAC-QSFP-4*SFP-4 DAC-QSFP-4*SFP-4 40G/4*10G 26AWG Passive Direct Attach Copper Breakout Cable 4m(13ft) ≤0.5W QSFP+ to 4 SFP+ 0°C~70°C QSFP-4SFP10G-CU4M Compatible
ST-DAC-QSFP-4*SFP-5 DAC-QSFP-4*SFP-5 40G/4*10G 26AWG Passive Direct Attach Copper Breakout Cable 5m(16ft) ≤0.5W QSFP+ to 4 SFP+ 0°C~70°C QSFP-4SFP10G-CU5M Compatible
ST-DAC-QSFP-4*SFP-7 DAC-QSFP-4*SFP-7 40G/4*10G 24AWG Passive Direct Attach Copper Breakout Cable 7m(23ft) ≤0.5W QSFP+ to 4 SFP+ 0°C~70°C QSFP-4SFP10G-CU7M Compatible