TFC-110S40D5i (Version v1.0R) Intelligent 100Base-TX to 100Base-FX Dual Wavelength Single Mode SC Fiber Converter (40 km / 24.9 miles) Datasheet Manual Firmware FeaturesMust pair with TFC-110S40D3iPort level SNMP management supportSC-type dual-wavelength single-mode fiber port10/100Base-TX RJ-45 portSpans distances up to 40 km (24.9 miles)Functions as a standalone converter or with the TFC-1600 fiber chassisLifetime Warranty*