1.25G SFP SM 20 KM


1.25G/s SFP Transceiver Module or SFP (Single-mode, 1310nm, 20km, LC, Optional DDM)
Compatible with Cisco, Mikrotik, HP, Juniper, Huawei, Extreme.

  • 1G speed 20KM range
  • 2 years warranty
  • For Single mode Fibre

In stock

SKU: OSP1250-3120DCR Category:



Optcore’s 1G SFP LX transceiver is a high performance and cost effective small form factor pluggable (SFP) single mode module for 1000BASE-LX Gigabit Ethernet per IEEE802.3z and 1G Fiber Channel application. It supports dual data-rate of 1.25Gbps/1.06Gbps and 20km transmission distance with 9/125um single mode fiber.

Additionally, the OSP1250-3120xCR family SFP module also provides an optional digital diagnostic interface per SFF-8472, which provides real-time monitoring of the transceiver temperature, supply voltage, laser bias current, laser average output power and received optical power. These parameters are internally calibrated by default.


• Support Up to 1.25Gb/s data links
• Compliant with SFP MSA standard
• Compliant with IEEE 802.3z
• Hot pluggable SFP footprint
• Single 3.3V power supply
• Duplex LC connector
• Low power dissipation
• Metal enclosure provides lower EMI
• ROHS compliant and Lead Free
• Optional Digital Diagnostic Monitor Interface

Additional information

Weight 0.3 kg
Dimensions 1 × 3 × 2 cm


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