Tripp Lite B090-A9F DB9F - RJ45 Modular Serial Adapter

Tripp Lite Modular Serial Adapter - Cisco RJ45 F to DB9 M - Straight (B090-A9M)

TRIPP LITE Modular Serial Adapter - Cisco RJ45 F to DB9 F - Crossover (B090-A9F-X)

StarTech.com DB9 to RJ45 Modular Adapter - F/F (GC98FF)

Tripp Lite Null Modem Serial RS232 Modular Adapter Kit 2x (DB9F to RJ45F)(P450-000)

HDE 9-Pin DB9 Serial RS232 Port to RJ45 Cat5 Ethernet LAN Rollover Console Cable Switch Line (Single)

C2G 02781 DB9 F/F Serial RS232 Mini Gender Changer/Coupler, Nickel

SIENOC 5pcs 9 Pin RS-232 DB9 Male to Male 5pcs Female to Female Serial Cable Gender Changer Coupler Adapter Pack of 10

Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Converter Cable, Prolific Chipset, Hexnuts, [Windows 10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P)

Tripp Lite Keyspan High-Speed USB to Serial Adapter, PC & Mac (USA-19HS)

DB9 null modem female to female slimline data transfer serial port adapter 2 Pack