| Part Number | 
Data Rate (Gbps)  | 
Reach (km)  | 
Wavelength (nm)  | 
Source | Case Temp. (°C)  | 
DDM | Others | 
| FS554810 | 2.5 | 100 | 1550 | DFB + APD | -5 ~ 70 | Yes | SMF, RoHS-6 | 
| FS554810E | 2.5 | 100 | 1550 | DFB + APD | -10 ~ 85 | Yes | SMF, RoHS-6 | 
| FS554810I | 2.5 | 100 | 1550 | DFB + APD | -40 ~ 85 | Yes | SMF, RoHS-6 |