Product Overview
1.25G 20km SFP Transceiver is a high-performance optical module designed for reliable long-distance data transmission in fiber optic communication networks. It operates at 1.25Gbps and supports transmission up to 20km using single-mode fiber, making it ideal for telecom networks, FTTH deployments, and enterprise networking applications.
Key Features
- Supports data rates up to 1.25Gbps for stable network performance
- Long-distance transmission up to 20km over single-mode fiber
- Operates on 1550nm transmitter and 1310nm receiver wavelengths
- Compliant with IEEE 802.3ah standards
- Built-in Digital Diagnostic Monitoring (DDM) functions
- Low power consumption (≤1.0W) for energy efficiency
- High receiver sensitivity up to -22 dBm
- Hot-pluggable SFP form factor for easy installation
- Automatic Power Control (APC) for consistent optical output
- Wide operating temperature range (0°C to +70°C)
| Parameter | Specification |
|---|---|
| Data Rate | 1.25 Gbps |
| Transmission Distance | Up to 20 km |
| Transmitter Wavelength | 1530 – 1570 nm (Typical 1550 nm) |
| Receiver Wavelength | 1260 – 1360 nm (Typical 1310 nm) |
| Optical Output Power | -9 to -3 dBm |
| Receiver Sensitivity | Up to -22 dBm |
| Overload Power | -3 dBm |
| Power Supply Voltage | 3.13 – 3.47 V (Typical 3.3V) |
| Power Consumption | ≤ 1.0 W |
| Operating Temperature | 0°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% – 85% (Non-condensing) |
| Connector Type | LC / SC (depending on model) |
| Laser Type | DFB Laser |
| Extinction Ratio | ≥ 8.2 dB |
| Digital Diagnostics | Temperature, Voltage, Bias Current, TX/RX Power Monitoring |
Why Choose Sangken Technologies
At Sangken Technologies, we provide high-quality fiber optic solutions that meet industry standards and real-world performance demands. Our SFP transceivers are carefully tested for reliability, ensuring stable connectivity in critical network environments. With expert support, competitive pricing, and trusted service, Sangken Technologies is your reliable partner for fiber optic networking equipment.
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