Sate Optics provides compatible 40G QSFP+ to 4×10G SFP+ Breakout Direct Attach Copper (DAC) cables for data centers, enterprise networks and high-performance computing applications.
Our 40G breakout DAC solutions enable one 40G QSFP+ port to connect with four independent 10G SFP+ ports, providing flexible network expansion and efficient port utilization.
Compatible 40G QSFP+ to 4×10G SFP+ DAC cables deliver reliable high-bandwidth connectivity, low latency and low power consumption for short-distance switch-to-switch, switch-to-server and high-density network connections.
Sate Optics delivers cost-effective copper interconnect solutions for data center upgrades, enterprise networks and high-performance computing environments.
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 |


