https://www.advantech.com/en-eu/products/industrial-media-converters/sub_48e036e9-765d-468d-a65e-faa165e5b703
Industrial Media Converters - Advantech
Advantech's industrial media converters ensure that Ethernet data is converted to fiber optic signals reliably, even in harsh environments.
industrial media convertersadvantech
https://www.perle.com/news_events/pr-nov-27-18.shtml
Perle launches Industrial Media Converters | News
Perle DIN Rail mountable Media Converters connect UTP Copper to Multimode or Single Mode Fiber in industrial environments.
industrial media convertersperlelaunchesnews