SFP28 stands for Small Form-Factor Pluggable 28. It is a third-generation SFP connection system built for 25G throughput per IEEE 802.3 by specification (25GBASE-CR). SFP28 is an improved version of SFP+, designed for 25Gbps signal transmission.
The below list contains examples of SFP28 configurations:
| Type | Speed | Media | Wavelength | Distance | Connector | Case Temperature |
|---|---|---|---|---|---|---|
| SFP28 | 25.78Gbps | MMF | 850nm | 100m | LC Duplex | 0° a 70°C |
| SFP28 | 25.78125Gbps | SMF | 1310nm | 300m | LC Duplex | 0° a 70°C |
| SFP28 | 25Gbps | MMF | 850nm | 300-400m@OM4 200-300m@OM3 |
LC Duplex | 0° a 70°C |
| SFP28 | 25.78Gbps | SMF | 1310nm | 10km | LC Duplex | 0° a 70°C |
| SFP28 | 25.8Gbps | SMF | 1310nm | 30km | LC Duplex | 0° a 70°C |
| SFP28 | 25.8Gbps | SMF | 1310nm | 40km | LC Duplex | 0° a 70°C |