Moxa IMC 21 M SC Ethernet media converter :

The IMC-21 industrial media converters are entry-level 10/100BaseT(X)-to-100BaseFX media converters designed to provide reliable and stable operation in harsh industrial environments. The converters are a cost-effective solution that run on either a 12 or 48 VDC power input and can operate reliably in temperatures ranging from -10 to 60°C. The rugged hardware design ensures that your Ethernet equipment can withstand demanding industrial conditions. The IMC-21 converters are easy to mount on a DIN rail or in distribution boxes.

• Multi-mode or single-mode, with SC or ST fiber connector
• Link Fault Pass-Through (LFPT)
• DIP switches to select FDX/HDX/10/100/Auto/Force