Sate Optics provides compatible 25G SFP28 Direct Attach Copper (DAC) cables for data centers, enterprise networks and high-performance computing applications.
Our 25G SFP28 DAC solutions provide reliable short-distance electrical connectivity between 25G SFP28 switches, servers and other compatible networking equipment, delivering high-bandwidth connections for modern network deployments.
Compatible 25G SFP28 DAC cables offer low latency, low power consumption and stable signal performance, making them ideal for switch-to-switch, switch-to-server and rack-level network interconnects.
Sate Optics delivers cost-effective 25G copper connectivity solutions for data centers, enterprise networks, cloud computing and high-performance computing environments.
25G SFP28 DAC
| Part Number | Model No. | Picture | Data Rate(Mbps) | Wavelength | Media Type | Reach | TX Power(dBm) | RX Sens.(dBm) | Temp.(℃) | Note | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST-DAC-25G-SFP28-0.5 | DAC-25G-SFP28-0.5 | ![]() |
25G/25G | 30AWG | Passive Direct Attach Copper Twinax Cable | 0.5m (2ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU50CM Compatible | |
| ST-DAC-25G-SFP28-1 | DAC-25G-SFP28-1 | ![]() |
25G/25G | 30AWG | Passive Direct Attach Copper Twinax Cable | 1m (3ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU1M Compatible | |
| ST-DAC-25G-SFP28-1.5 | DAC-25G-SFP28-1.5 | ![]() |
25G/25G | 30AWG | Passive Direct Attach Copper Twinax Cable | 1.5m (5ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU1.5M Compatible | |
| ST-DAC-25G-SFP28-2 | DAC-25G-SFP28-2 | ![]() |
25G/25G | 30AWG | Passive Direct Attach Copper Twinax Cable | 2m (7ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU2M Compatible | |
| ST-DAC-25G-SFP28-2.5 | DAC-25G-SFP28-2.5 | ![]() |
25G/25G | 30AWG | Passive Direct Attach Copper Twinax Cable | 2.5m (8ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU2.5M Compatible | |
| ST-DAC-25G-SFP28-3 | DAC-25G-SFP28-3 | ![]() |
25G/25G | 30AWG | Passive Direct Attach Copper Twinax Cable | 3m (10ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU3M Compatible | |
| ST-DAC-25G-SFP28-3 | DAC-25G-SFP28-3 | ![]() |
25G/25G | 26AWG | Passive Direct Attach Copper Twinax Cable | 3m (10ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU3M26 Compatible | |
| ST-DAC-25G-SFP28-4 | DAC-25G-SFP28-4 | ![]() |
25G/25G | 26AWG | Passive Direct Attach Copper Twinax Cable | 4m (13ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU4M Compatible | |
| ST-DAC-25G-SFP28-5 | DAC-25G-SFP28-5 | ![]() |
25G/25G | 26AWG | Passive Direct Attach Copper Twinax Cable | 5m (16ft) | ≤0.5W | SFP28 to SFP28 | 0°C~70°C | SFP-H25G-CU5M Compatible |



