Industrial Gigabit Fiber SFP Optical Transceiver Module
1000Base-LX (LC) Single-Mode Port, 10 km (6.2 mi.), MSA-compliant for Maximum Compatibility, Silver

SKU: 508568 [ISFPI-1G-LCSM-10KM]
Industrial Gigabit Fiber SFP Optical Transceiver Module
1000Base-SX (LC) Multi-Mode Port, 550 m, MSA-compliant for Maximum Compatibility, Silver

SKU: 508551 [ISFPI-1G-LCMM-550M]