This modular adapter has a DB9 female connector that plugs into DB9 RS232 serial port and converts it to an RJ45 connection. These modular adapters convert from a DB9 to an RJ45 socket jack (female).
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RJ45 To VISCA 8Pin Circular Mouth Camera Control Line RS232 Serial Port TE30 40 50 60 Video Terminal Connector 1-30 Meters
Aliexpress UK
Model: US013. Interface Type: USB to RJ45. Item Type: Adapter Cable. Colour: Black. 1 x Adapter Cable. Cable Length: Approx. 1.5m / 1.6yd. Support System: For /OS X / System.
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FTDI FT232RL CHIP USB TO RJ45 RS485 CONVERTER SERIAL CABLE FOR ABB ACS380 SERVO DRIVE TO PC RS485 MODBUS COMMUNICATION KABLE
Aliexpress UK
1 X USB to RJ50 Cable. 100% new and high quality. Long: approx 1.8M.
eBay
USB RS232 Serial to RJ45 8P8C Communication Cable for Easun Solar Inverter USB RS232 Communication Cable Prolific PL2303GT
Aliexpress UK
Item Type:TXI022 RJ45 to RS232 Serial Network Adapter. WIDELY COMPATIBLE: Ethernet RJ45 to RS232 converter supports all for systems, such as for XP, for WIN7, for WIN8, for WIN10. Adapter Type: RJ45 Ethernet to RS232 Serial Port.
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Debug Cable USB RS232 to RJ45 8P8C Serial for US2000C US3000C US5000 Lithium Battery Console Communication withProlific PL2303GT
Aliexpress UK
Opengear 319014 - DB9F to RJ45 Crossover Serial Adapters for Console Servers.
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CAT6A IX Industrial Serial Cable, IX B Key to RJ45 8P8C Plug Foil Shielded Cable, IX40G-B-10S-CV(7.0) Hirose IX Connector Cable
Aliexpress UK
bundle of 3 cables with 2 used and 1 brand new. RJ45 to RS232 9-Pin Serial DB9 Connector Female to RJ45 Ethernet Consoles Cable Cisco Device Management Serial Adapter (1.8 m / 6 feet)
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USB RS485 to RJ45 8P8C Serial Communication Cable with FTDI FT232RL Chip to Connecting&Configure Deye/SunSynk/Sol-Ark Inverters
Aliexpress UK
This modular adapter has a DB9 female connector that plugs into DB9 RS232 serial port and converts it to an RJ45 connection. These modular adapters convert from a DB9 to an RJ45 socket jack (female).
eBay
RJ45 Ethernet Light-ning to HDMI Digital AV Adapter for i-Phone 14 i-Pad to TV1080P Network LAN Wired Adapter Charging Converter
Aliexpress UK
Applicable to multiple devices and a wide range of uses. 1 x USB to RJ45 Console Cable. Twisted pair structure, with two wire cores twisted together to resist electromagnetic interference, avoid transmission loss, and stable transmission.
eBay
100M External USB2.0 to RJ45 TypeC Adapter for Ethernet Adapter/Micro USB 1/2 OTG data cable for Amazon Fire TV 3 or Stick GEN 2
Aliexpress UK