Sate Optics provides 155M SFP Transceivers designed for SONET/SDH networks, telecommunications systems and legacy optical communication applications requiring reliable 155Mbps connectivity.
155M SFP optical modules support OC-3 and STM-1 transmission standards and provide a compact optical interface solution for telecom equipment, access networks and optical transport systems.
Our 155M SFP transceiver portfolio includes multimode and single-mode optical solutions with different wavelengths and transmission distances, including 850nm, 1310nm and 1550nm options for various network environments.
Sate Optics offers OEM-compatible 155M SFP optical modules for network maintenance, equipment replacement and long-term support of existing SONET/SDH infrastructure.
155M SFP Optical Transceivers
| Part Number | Model No. | Picture | Data Rate(Mbps) | Wavelength | Media Type | Reach | TX Power(dBm) | RX Sens.(dBm) | Temp.(℃) | Note | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST-155-SFP-SX | 155M SFP SX Multimode Optical Transceiver | ![]() |
155Mbps | 850nm | Multimode Fiber (MMF) | 550m | -15 ~ -8 dBm | -24 dBm | 0~70℃ | Compatible 155M SFP SX Optical Transceiver | |
| ST-155-SFP-LX2 | 155M SFP LX 2km Optical Transceiver | ![]() |
155Mbps | 1310nm | Single-mode Fiber (SMF) | 2km | -19 ~ -10 dBm | -29 dBm | 0~70℃ | Compatible 155M SFP LX2 Optical Transceiver | |
| ST-155-SFP-LX | 155M SFP LX 10km Optical Transceiver | ![]() |
155Mbps | 1310nm | Single-mode Fiber (SMF) | 10km | -15 ~ -7 dBm | -29 dBm | 0~70℃ | Compatible 155M SFP LX Optical Transceiver | |
| ST-155-SFP-LX20 | 155M SFP LX 20km Optical Transceiver | ![]() |
155Mbps | 1310nm | Single-mode Fiber (SMF) | 20km | -15 ~ -8 dBm | -29 dBm | 0~70℃ | Compatible 155M SFP LX20 Optical Transceiver | |
| ST-155-SFP-EX | 155M SFP EX 40km Optical Transceiver | ![]() |
155Mbps | 1310nm | Single-mode Fiber (SMF) | 40km | -7 ~ -2 dBm | -32 dBm | 0~70℃ | Compatible 155M SFP EX Optical Transceiver | |
| ST-155-SFP-EX40 | 155M SFP EX40 40km Optical Transceiver | ![]() |
155Mbps | 1550nm | Single-mode Fiber (SMF) | 40km | -7 ~ -2 dBm | -32 dBm | 0~70℃ | Compatible 155M SFP EX40 Optical Transceiver | |
| ST-155-SFP-ZX | 155M SFP ZX 80km Optical Transceiver | ![]() |
155Mbps | 1550nm | Single-mode Fiber (SMF) | 80km | -5 ~ 0 dBm | -33 dBm | 0~70℃ | Compatible 155M SFP ZX Optical Transceiver | |
| ST-155-SFP-ZX120 | 155M SFP ZX120 120km Optical Transceiver | ![]() |
155Mbps | 1550nm | Single-mode Fiber (SMF) | 120km | -2 ~ +3 dBm | -34 dBm | 0~70℃ | Compatible 155M SFP ZX120 Optical Transceiver |






