Sate Optics provides compatible 1G SFP optical transceivers for enterprise networks, telecom applications, industrial Ethernet and fiber connectivity deployments.
Our 1G SFP portfolio includes various optical solutions such as SX, LX, EX, ZX, BiDi, CWDM and DWDM modules supporting different transmission distances, fiber types and network requirements.
Compatible 1G SFP transceivers are designed for major networking platforms with compatibility verification, optical performance testing and flexible configuration options for reliable network operation.
From campus networks and enterprise switching to telecom access and legacy infrastructure upgrades, Sate Optics delivers dependable 1G optical connectivity solutions for a wide range of applications.
1.25G 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-1G-SFP-SX | 1.25G SFP SX 550m Compatible |  |
1.25Gbps | 850nm | Multi-mode Fiber (MMF) | 550nm | -9 ~ -3 dBm | -18 dBm | 0~70℃ | Compatible 1.25G SFP SX Optical Transceiver | |
| ST-1G-SFP-LX | 1.25G SFP LX 10km Compatible |  |
1.25Gbps | 1310nm | Single-mode Fiber (SMF) | 10km | -9 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G SFP LX Optical Transceiver | |
| ST-1G-SFP-LX20 | 1.25G SFP LX 20km Compatible |  |
1.25Gbps | 1310nm | Single-mode Fiber (SMF) | 20km | -9~-3dBm | -20dBm | 0~70℃ | Compatible 1.25G SFP LX20 Optical Transceiver | |
| ST-1G-SFP-EX | 1.25G SFP EX 40km Compatible |  |
1.25Gbps | 1310nm | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP EX Optical Transceiver | |
| ST-1G-SFP-EX40 | 1.25G SFP EX40 40km Compatible |  |
1.25Gbps | 1550nm | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP EX40 Optical Transceiver | |
| ST-1G-SFP-ZX | 1.25G SFP ZX 80km Compatible |  |
1.25Gbps | 1550nm | Single-mode Fiber (SMF) | 80km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G SFP ZX Optical Transceiver | |
| ST-1G-SFP-ZX120 | 1.25G SFP ZX120 120km Compatible |  |
1.25Gbps | 1550nm | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -32 dBm | 0~70℃ | Compatible 1.25G SFP ZX120 Optical Transceiver | |
| ST-1G-SFP-ZX160 | 1.25G SFP ZX160 160km Compatible |  |
1.25Gbps | 1550nm | Single-mode Fiber (SMF) | 160km | +2 ~ +6 dBm | -34 dBm | 0~70℃ | Compatible 1.25G SFP ZX160 Optical Transceiver |
1.25G SFP BIDI Optical Transceivers
| Part Number | Model No. | Picture | Data Rate(Mbps) | Wavelength | Media Type | Reach | TX Power(dBm) | RX Sens.(dBm) | Temp.(℃) | Note | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST-1G-SFP-BD35-3 | 1.25G SFP BIDI BD35 3km Compatible |  |
1.25Gbps | 1310nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 3km | -11 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD35 Optical Transceiver | |
| ST-1G-SFP-BD53-3 | 1.25G SFP BIDI BD53 3km Compatible |  |
1.25Gbps | 1550nm Tx / 1310nm Rx | Single-mode Fiber (SMF) | 3km | -11 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD53 Optical Transceiver | |
| ST-1G-SFP-BD34-20 | 1.25G SFP BIDI BD34 20km Compatible |  |
1.25Gbps | 1310nm Tx / 1490nm Rx | Single-mode Fiber (SMF) | 20km | -9 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD34 Optical Transceiver | |
| ST-1G-SFP-BD43-20 | 1.25G SFP BIDI BD43 20km Compatible |  |
1.25Gbps | 1490nm Tx / 1310nm Rx | Single-mode Fiber (SMF) | 20km | -9 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD43 Optical Transceiver | |
| ST-1G-SFP-BD35-20 | 1.25G SFP BIDI BD35 20km Compatible |  |
1.25Gbps | 1310nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 20km | -9 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD35 Optical Transceiver | |
| ST-1G-SFP-BD53-20 | 1.25G SFP BIDI BD53 20km Compatible |  |
1.25Gbps | 1550nm Tx / 1310nm Rx | Single-mode Fiber (SMF) | 20km | -9 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD53 Optical Transceiver | |
| ST-1G-SFP-BD34-40 | 1.25G SFP BIDI BD34 40km Compatible |  |
1.25Gbps | 1310nm Tx / 1490nm Rx | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD34 Optical Transceiver | |
| ST-1G-SFP-BD43-40 | 1.25G SFP BIDI BD43 40km Compatible |  |
1.25Gbps | 1490nm Tx / 1310nm Rx | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD43 Optical Transceiver | |
| ST-1G-SFP-BD35-40 | 1.25G SFP BIDI BD35 40km Compatible |  |
1.25Gbps | 1310nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD35 Optical Transceiver | |
| ST-1G-SFP-BD53-40 | 1.25G SFP BIDI BD53 40km Compatible |  |
1.25Gbps | 1550nm Tx / 1310nm Rx | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD53 Optical Transceiver | |
| ST-1G-SFP-BD45-40 | 1.25G SFP BIDI BD45 40km Compatible |  |
1.25Gbps | 1490nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD45 Optical Transceiver | |
| ST-1G-SFP-BD54-40 | 1.25G SFP BIDI BD54 40km Compatible |  |
1.25Gbps | 1550nm Tx / 1490nm Rx | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD54 Optical Transceiver | |
| ST-1G-SFP-BD45-60 | 1.25G SFP BIDI BD45 60km Compatible |  |
1.25Gbps | 1490nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 60km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD45 Optical Transceiver | |
| ST-1G-SFP-BD54-60 | 1.25G SFP BIDI BD54 60km Compatible |  |
1.25Gbps | 1550nm Tx / 1490nm Rx | Single-mode Fiber (SMF) | 60km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD54 Optical Transceiver | |
| ST-1G-SFP-BD35-80 | 1.25G SFP BIDI BD35 80km Compatible |  |
1.25Gbps | 1310nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 80km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD35 Optical Transceiver | |
| ST-1G-SFP-BD53-80 | 1.25G SFP BIDI BD53 80km Compatible |  |
1.25Gbps | 1550nm Tx / 1310nm Rx | Single-mode Fiber (SMF) | 80km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD53 Optical Transceiver | |
| ST-1G-SFP-BD45-80 | 1.25G SFP BIDI BD45 80km Compatible |  |
1.25Gbps | 1490nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 80km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD45 Optical Transceiver | |
| ST-1G-SFP-BD54-80 | 1.25G SFP BIDI BD54 80km Compatible | |
1.25Gbps | 1550nm Tx / 1490nm Rx | Single-mode Fiber (SMF) | 80km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD54 Optical Transceiver | |
| ST-1G-SFP-BD35-120 | 1.25G SFP BIDI BD35 120km Compatible |  |
1.25Gbps | 1310nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -31 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD35 Optical Transceiver | |
| ST-1G-SFP-BD53-120 | 1.25G SFP BIDI BD53 120km Compatible |  |
1.25Gbps | 1550nm Tx / 1310nm Rx | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -31 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD53 Optical Transceiver | |
| ST-1G-SFP-BD45-120 | 1.25G SFP BIDI BD45 120km Compatible |  |
1.25Gbps | 1490nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -31 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD45 Optical Transceiver | |
| ST-1G-SFP-BD54-120 | 1.25G SFP BIDI BD54 120km Compatible | |
1.25Gbps | 1550nm Tx / 1490nm Rx | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -31 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD54 Optical Transceiver | |
| ST-1G-SFP-BD45-150 | 1.25G SFP BIDI BD45 150km Compatible |  |
1.25Gbps | 1490nm Tx / 1550nm Rx | Single-mode Fiber (SMF) | 150km | +1 ~ +6 dBm | -33 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD45 Optical Transceiver | |
| ST-1G-SFP-BD54-150 | 1.25G SFP BIDI BD54 150km Compatible |  |
1.25Gbps | 1550nm Tx / 1490nm Rx | Single-mode Fiber (SMF) | 150km | +1 ~ +6 dBm | -33 dBm | 0~70℃ | Compatible 1.25G SFP BIDI BD54 Optical Transceiver |
1G-T Copper SFP Transceivers
| Part Number | Model No. | Picture | Data Rate(Mbps) | Wavelength | Media Type | Reach | TX Power(dBm) | RX Sens.(dBm) | Temp.(℃) | Note | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST-1G-SFP-T | 1000BASE-T SFP RJ45 Copper Transceiver |  |
1.25Gbps | N/A | Copper RJ45 | 100m | N/A | N/A | 0~70℃ | 1000BASE-T; RX_LOS Disabled | |
| ST-1G-SFP-T-SGMII | 10/100/1000BASE-T SFP RJ45 SGMII Transceiver |  |
10/100/1000Mbps | N/A | Copper RJ45 | 100m | N/A | N/A | 0~70℃ | 10/100/1000BASE-T; SGMII Interface | |
| ST-1G-SFP-T-SERDES | 1000BASE-T SFP RJ45 SERDES Copper Transceiver |  |
1.25Gbps | N/A | Copper RJ45 | 100m | N/A | N/A | 0~70℃ | 1000BASE-T; SERDES Interface | |
| ST-1G-SFP-T-PHY-OFF | 1000BASE-T SFP RJ45 PHY Disabled Copper Transceiver |  |
1.25Gbps | N/A | Copper RJ45 | 100m | N/A | N/A | 0~70℃ | 10/100/1000Base-T; PHY Disabled |
1.25G SFP CWDM Optical Transceivers
| Part Number | Model No. | Picture | Data Rate(Mbps) | Wavelength | Media Type | Reach | TX Power(dBm) | RX Sens.(dBm) | Temp.(℃) | Note | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST-1G-CWDM-XXXX-20 | 1.25G SFP CWDM 20km Compatible |  |
1.25Gbps | 1270nm~1610nm | Single-mode Fiber (SMF) | 20km | -9 ~ -3 dBm | -20 dBm | 0~70℃ | Compatible 1.25G CWDM SFP Optical Transceiver | |
| ST-1G-CWDM-XXXX-40 | 1.25G SFP CWDM 40km Compatible | |
1.25Gbps | 1270nm~1610nm | Single-mode Fiber (SMF) | 40km | -5 ~ 0 dBm | -24 dBm | 0~70℃ | Compatible 1.25G CWDM SFP Optical Transceiver | |
| ST-1G-CWDM-XXXX-80 | 1.25G SFP CWDM 80km Compatible | |
1.25Gbps | 1270nm~1610nm | Single-mode Fiber (SMF) | 80km | 0 ~ +5 dBm | -26 dBm | 0~70℃ | Compatible 1.25G CWDM SFP Optical Transceiver | |
| ST-1G-CWDM-XXXX-120 | 1.25G SFP CWDM 120km Compatible | |
1.25Gbps | 1270nm~1610nm | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -32 dBm | 0~70℃ | Compatible 1.25G CWDM SFP Optical Transceiver | |
| ST-1G-CWDM-XXXX-160 | 1.25G SFP CWDM 160km Compatible | |
1.25Gbps | 1270nm~1610nm | Single-mode Fiber (SMF) | 160km | +2 ~ +6 dBm | -34 dBm | 0~70℃ | Compatible 1.25G CWDM SFP Optical Transceiver |
1.25G SFP DWDM Optical Transceivers
| Part Number | Model No. | Picture | Data Rate(Mbps) | Wavelength | Media Type | Reach | TX Power(dBm) | RX Sens.(dBm) | Temp.(℃) | Note | Datasheet |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST-1G-DWDM-XXXX-40 | 1.25G SFP DWDM 40km Compatible |  |
1.25Gbps | CH17~CH61 | Single-mode Fiber (SMF) | 40km | -2 ~ +3 dBm | -19 dBm | 0~70℃ | Compatible 1.25G DWDM SFP Optical Transceiver | |
| ST-1G-DWDM-XXXX-80 | 1.25G SFP DWDM 80km Compatible | |
1.25Gbps | CH17~CH61 | Single-mode Fiber (SMF) | 80km | 0 ~ +4 dBm | -26 dBm | 0~70℃ | Compatible 1.25G DWDM SFP Optical Transceiver | |
| ST-1G-DWDM-XXXX-120 | 1.25G SFP DWDM 120km Compatible | |
1.25Gbps | CH17~CH61 | Single-mode Fiber (SMF) | 120km | 0 ~ +5 dBm | -30 dBm | 0~70℃ | Compatible 1.25G DWDM SFP Optical Transceiver | |
| ST-1G-DWDM-XXXX-140 | 1.25G SFP DWDM 140km Compatible | |
1.25Gbps | CH17~CH61 | Single-mode Fiber (SMF) | 140km | +2 ~ +6 dBm | -33 dBm | 0~70℃ | Compatible 1.25G DWDM SFP Optical Transceiver |
