Universal colour coding on each pin. Complete with D-type cover and thumb screws. These adapters are used to run RS232 data over long distances (up to 100m) using UTP Cat 5e cable to bridge the gap.
eBay
Fiber optic converter SC-SC adapter UPC optical cable interface connection APC to UPC coupler SC male to female adapter UPC-APC
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.
eBay
1Pc New USB To RJ45 USB To RS232 Serial To RJ45 CAT5 Console Adapter Cable Cord For Cisco Routers
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.
eBay
USB to RJ45 Console Adapter Cable - 1.8M USB to RS232 Serial to RJ45 CAT5 Cord for Routers, New
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.
eBay
DB9 To RJ45 Console Cable RS232 Serial Adapter 1.5m RS-232 9Pin RJ45 8P8C Network Converter Cord for Cisco Switch Routers
Aliexpress UK
Universal colour coding on each pin. Complete with D-type cover and thumb screws. These adapters are used to run RS232 data over long distances (up to 100m) using UTP Cat 5e cable to bridge the gap.
eBay
1PCS DB9 Female/Male DB9 To RJ45 Adapter Connector Rs232 Modular Cab-9as-fdte To Rj45 Db9 for Computer
Aliexpress UK
Converter: 9 Pin RS232 Female to RJ45 Male. 1 x RJ45 to RS232 Cable Converter. Fully capable of sending a break key sequence. Connect from a port on your laptop directly to a console port. No adapters needed!
eBay
For Routers New USB To RJ45 USB To RS232 Serial To RJ45 CAT5 Console Adapter Cable Cord
Aliexpress UK
UART Interface: 4 RS232 or 4 RS485 RS422 Composite Ports (Using Adapters). Item Type: RS232 RS485 to Ethernet Converter. Network Interface: 2 x 10/100M Adaptive RJ45 Ports. Equipped with 32bit ARM processor, it makes the data more stable.
eBay
1.5m USB C to RJ45 Console Cable RS232 Serial Adapter for Router RJ45 Data Converter Type-C Switch Control Console Serial Cable
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.
eBay
1PC USB to RJ50 Console Cable 1.8M Cables RS232 Serial RJ45 CAT5 Adapter for Routers
Aliexpress UK