Sate Optics provides 2.5G SFP Transceivers designed for telecom networks, SONET/SDH systems, Ethernet applications and optical communication infrastructure requiring reliable 2.5Gbps connectivity.
2.5G SFP optical modules use the compact SFP form factor and support various protocols including STM-16, OC-48 and multi-rate optical transmission applications, making them suitable for service provider networks and legacy infrastructure upgrades.
Our 2.5G SFP transceiver portfolio includes multimode and single-mode solutions with different wavelengths and transmission distances, including 850nm, 1310nm and 1550nm options for short-distance and long-distance optical links.
Sate Optics offers OEM-compatible 2.5G SFP optical modules for telecom equipment, enterprise networks, wireless backhaul and optical transport applications with flexible wavelength and distance configurations.
2.5G 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-2.5G-SFP-SX | 2.5G SFP SX 550m Compatible | ![]() |
2.5Gbps | 850nm | Multi-mode Fiber (MMF) | 550m | -10 ~ -3 dBm | -18 dBm | 0~70℃ | Compatible 2.5G SFP SX Optical Transceiver | |
| ST-2.5G-SFP-LX2 | 2.5G SFP LX2 2km Compatible | ![]() |
2.5Gbps | 1310nm | Single-mode Fiber (SMF) | 2km | -9 ~ -3 dBm | -18 dBm | 0~70℃ | Compatible 2.5G SFP LX Optical Transceiver | |
| ST-2.5G-SFP-LX | 2.5G SFP LX 20km Compatible | ![]() |
2.5Gbps | 1310nm | Single-mode Fiber (SMF) | 20km | -5 ~ 0 dBm | -19 dBm | 0~70℃ | Compatible 2.5G SFP LX Optical Transceiver | |
| ST-2.5G-SFP-LX+ | 2.5G SFP 1550nm 20km Compatible | ![]() |
2.5Gbps | 1550nm | Single-mode Fiber (SMF) | 20km | -5 ~ 0 dBm | -19 dBm | 0~70℃ | Compatible 2.5G SFP LX+ Optical Transceiver | |
| ST-2.5G-SFP-LX40 | 2.5G SFP 1310nm 40km Compatible | ![]() |
2.5Gbps | 1550nm | Single-mode Fiber (SMF) | 40km | -2 ~ +3 dBm | -19 dBm | 0~70℃ | Compatible 2.5G SFP LX40 Optical Transceiver | |
| ST-2.5G-SFP-EX | 2.5G SFP EX 40km Compatible | ![]() |
2.5Gbps | 1550nm | Single-mode Fiber (SMF) | 40km | -2 ~ +3 dBm | -19 dBm | 0~70℃ | Compatible 2.5G SFP EX Optical Transceiver | |
| ST-2.5G-SFP-ZX | 2.5G SFP ZX 80km Compatible | ![]() |
2.5Gbps | 1550nm | Single-mode Fiber (SMF) | 80km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 2.5G SFP ZX Optical Transceiver | |
| ST-2.5G-SFP-ZX100 | 2.5G SFP ZX100 100km Compatible | ![]() |
2.5Gbps | 1550nm | Single-mode Fiber (SMF) | 100km | 0 ~ +5 dBm | -30 dBm | 0~70℃ | Compatible 2.5G SFP ZX100 Optical Transceiver | |
| ST-2.5G-SFP-ZX120 | 2.5G SFP ZX120 120km Compatible | ![]() |
2.5Gbps | 1550nm | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -31 dBm | 0~70℃ | Compatible 2.5G SFP ZX120 Optical Transceiver |










