| Model | SFP-LH40-BX | Distance | 40km |
| Form Factor | SFP | Max Data Rate | 1.25G |
| Wavelength | Tx1490nm/Rx1310nm | Transmitter Type | DFB |
| Media | SMF | Receiver Type | PIN |
| Output Power (dBm) | 0~-5dBm | Sensitivity (dBm) |
<-24.0dBm |
| Voltage | 3.3V | Temperature Range (℃) |
0-70 |
| Connector | LC/SC | DDM/DOM | √ |
| Protocols | IEEE802.3ah 1000Base-BX | Warranty | 2 years |