1.25G SFP LX transceiver is a versatile optical module designed for long-range communication over single-mode fiber.
Operating at a wavelength of 1310nm, this hot-pluggable SFP module supports data rates up to 1.25 Gbps, making it ideal for Gigabit Ethernet and Fibre Channel applications.
A key advantage of the LX model is its extended reach, capable of transmitting data over distances of up to 2 kilometers on standard 9/125μm single-mode fiber (SMF). It also maintains compatibility with multi-mode fiber.
Featuring a standard LC duplex connector, it ensures high reliability and easy integration into a wide range of networking equipment for building robust and scalable network infrastructure.
Key Features
- Data-rate of 1.25Gbps operation
- 1310nm FP laser and PIN photo detector for 2km transmission with MMF
- Compliant with SFP MSA and SFF-8472 with duplex LC receptacle
- Digital Diagnostic Monitoring: Internal Calibration or External Calibration
- Compatible with SONET OC-24-LR-1
- Compatible with RoHS
- +3.3V single power supply
- Operating case temperature: Standard : 0 to +70°C、 Industrial : -40 to +85℃
 |  |  |  |  |
| SFP LX 10KM | SFP EX 40KM | SFP ZX 80KM | SFP ZX 120KM | SFP ZX 200KM |
| 1.25G | 1.25G | 1.25G | 1.25G | 1.25G |
| 10KM | 40KM | 80KM | 120KM | 200KM |
| 1310nm | 1310nm | 1550nm | 1550nm | 1550nm |
| LC | LC | LC | LC | LC |
| SM | SM | SM | SM | SM |
| DDM | DDM | DDM | DDM | DDM |
| COM: 0°C ~70°C EXT: -20°C ~85°C IND: -40°C ~85°C | COM: 0°C ~70°C EXT: -20°C ~85°C IND: -40°C ~85°C | COM: 0°C ~70°C EXT: -20°C ~85°C IND: -40°C ~85°C | COM: 0°C ~70°C EXT: -20°C ~85°C IND: -40°C ~85°C | COM: 0°C ~70°C |
