EF23 Series

EF23 Series

ATOP EF23 Series – Industrial Fast Ethernet-to-Fiber Media Converter



ATOP EF23 Series – Industrial 10/100BaseT(X) Fast Ethernet to Fiber 100BaseFX Media Convertor, DIN-rail mount, metal housing.

The EF23 Series Industrial Media Convertors provide industrial media conversion between 10/100BaseT(X) and 100 BaseFX(SC connector).  Two connection options include multi-mode SC connector (2km) and single-mode SC connector (30km).  The EF23 Series Media Converter is designed for harsh industrial environments and complies with FCC/CE standards. The EF23 Series Media Convertor also provides auto MDI/MDI-X, Auto Negotiation and Link Fault Pass-Through (LFP) function and one 5 pin DIP switch to configure the functions such as the TX_Duplex mode, FX_Duplex mode, Speed mode, LFP and Auto Negotiation.


  • Industrial Fast Ethernet to Fiber 100BaseFX Media Convertors
  • Supports Auto MDI/MDI-X and Auto Negotiation
  • Supports Multi-mode 2KM, Single-mode 30KM
  • Supports Link Fault Pass-Through (LFP)
  • Operating temperature -10~70°C

Ordering Information

Part NameArticle NumberDescription
EF23-1-1Fm-SC-2 1P1EF231FMSC01G 100BaseT(X) to 100BaseFX Media Converter, Multi-mode, SC connector
EF23-1-1Fs-SC-30 1P1EF231FSSC01G 100BaseT(X) to 100BaseFX Media Converter, Single mode, SC connector