Delock Products 63934 Delock Extender RS-232 DB9 female RJ45 female to RS-232 DB9 male RJ45 female ESD protection 1200 m range extended temperature range
31056: CPI/RS-232 Data Cable, RJ45 to DB9 Socket (Female)
DB9 RJ45 Console Rollover Cable USB RS232 to RJ45 Cab Router Console for Cisco Huawei etc (RJ45 DB9 BLUE)
RJ45 to RS232 DB9 Female Serial Port Cable for Console Switches and Fi
31055: CPI/RS-232 Data Cable, RJ45 to DB9 Pin (Male)
DTECH RS232 to RJ45 Adapter DB9 9-Pin Serial Port Female to RJ-45 Female Ethernet Extend Converter Compatible with Standard 9 Pin RS-232 Devices: Amazon.co.uk: Computers & Accessories
Modular Adapter, DB9 Female / RJ45 (8x8) Jack Slotted Screws