Moxa Media Converter, Ethernet - Fibre Single-Mode, Fibre Ports 1SC

IMC-21: Sturdy plastic casing (IP30). IMC-21A: Sturdy metal casing (IP30). Supports Link Fault Pass-Through (LFP). FDX/HDX/10/100/Auto can be set up via DIP-switches. Supply voltage: 12-45 VDC or 18-30 VAC.