SE5300 Industrial 2/4 ports Serial Device ServerMore SE6100 Hardened 1-port Serial Device ServerMore SE6300 Supports 2 or 4 ports of RS-232/422/485 serial communication More FT5702 Supports 2 ports configurable RS-232/422/485 More m SE5100 Industrial 1-port Serial Device Server · More TS900 Hardened 1-port Serial Device ServerMore