CUDY 1.25Gb/s SFP 1310nm FP SM 20km 12.5dB SM100GSA-20

The CUDY SM100GSA-20 is a high-performance 1.25Gb/s SFP transceiver designed for single-mode fiber optic networks. It operates at 1310nm wavelength with a Fabry-Pérot laser, supporting transmission distances up to 20km. This hot-pluggable module features LC duplex connector and Digital Diagnostic Monitoring (DDM) for real-time performance tracking. Ideal for Gigabit Ethernet and Fiber Channel applications, it complies with IEEE 802.3z and SFP MSA standards.

Advantages

Reliable and cost-effective solution for long-distance fiber optic connections. The 12.5dB link budget ensures stable signal integrity over 20km. DDM support allows proactive network monitoring. Hot-pluggable design simplifies installation and maintenance without network downtime.

Suitable for

• Gigabit Ethernet networks (1000BASE-LX)
• Fiber Channel storage area networks
• Metro and access network deployments
• Enterprise and data center interconnections

Key specifications

• Transceiver Type: SFP
• Data Rate: 1.25 Gbps
• Wavelength: 1310 nm
• Fiber Type: Single-Mode (SM)
• Max Distance: 20 km
• Connector: LC Duplex
• Laser Type: FP
• DDM Support: Yes
• Power Supply: 3.3V
• Operating Temperature: 0°C to 70°C
• Transmitter Output Power: -9 dBm to -3 dBm
• Receiver Sensitivity: -23 dBm
• Maximum Link Loss: 12.5 dB

Recommendations

For optimal performance, pair with single-mode fiber patch cables (OS2) and ensure proper cleaning of LC connectors. Compatible with most SFP switches and routers supporting MSA standards.