MikroTik SFP 1.25G Module 20KM Single Mode (S-31DLC20D)

The MikroTik S-31DLC20D is a reliable 1.25G SFP transceiver module designed for long-distance single-mode fiber connections up to 20 kilometers. Operating at a wavelength of 1310nm with a Dual LC UPC connector, this module ensures stable, high-speed data transmission for enterprise networks, ISPs, and fiber backbone deployments. With Digital Diagnostic Monitoring (DDM) support, users can monitor key parameters such as temperature, voltage, and optical power in real time. Compatible with a wide range of MikroTik and non-MikroTik devices, the S-31DLC20D offers a cost-effective and efficient solution for extending network connectivity over long distances.

Product Features

Long-Range Fiber Connectivity

Supports single-mode fiber connections up to 20 km, making it ideal for long-distance networking and backbone links.

High-Speed 1.25G Data Rate

Delivers reliable Gigabit performance for fast and stable data transmission across fiber networks.

Dual LC UPC Connector

Equipped with a standard Dual LC connector for secure and efficient fiber connections.

Digital Diagnostic Monitoring (DDM)

Provides real-time monitoring of module performance, including temperature, voltage, and optical signal levels.

Wide Device Compatibility

Tested with multiple MikroTik RouterBOARD devices and compatible with other SFP-enabled networking equipment.

Industrial Temperature Range

Designed to operate in extreme environments from -40°C to +70°C, ensuring dependable performance in various conditions.

Durable and Reliable Design

Offers an MTBF of approximately 100,000 hours, ensuring long-term stability and reliability.

Product Specifications

• Product Code: S-31DLC20D
• Data Rate: 1.25 Gbps
• Connector Type: Dual LC UPC
• Fiber Mode: Single Mode (SM)
• Transmission Distance: Up to 20 km
• Wavelength: 1310 nm
• Format: SFP
• DDM Support: Yes
• Tested Ambient Temperature: -40°C to +70°C
• MTBF: ~100,000 hours at 25°C