Tripp Lite AT Serial Modem Gold Cable (DB25 to DB9 M/F) 6-ft.(P404-006)

Monster CIT SBK-8 Small Diameter Black Cable-It Wire Management System (8 inches)

Monster CIT MWH-8 Medium Diameter White Cable-It Wire Management System 8 feet

Monster CIT MGY-8 Medium Diameter Gray Cable-It Wire Management System (8 feet)

Monster CIT LGY-50 Large Diameter Gray Cable-It Wire Management System (50 feet)

StarTech.com 10 ft Cross Wired DB9 to DB25 Serial Null Modem Cable - F/M

StarTech.com DB9 to DB25 Serial Cable Adapter - F/M

C2G 03019 DB25 Male to DB9 Female Serial RS232 Null Modem Cable, Beige (6 Feet, 1.82 Meters)

Tripp Lite Null Modem Serial RS232 Cable (DB9 to DB25 F/M) 6-ft. (P456-006)

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

Your Cable Store DB25 25 Pin Serial Port Female / Female Adapter Gender Changer RS232

AYA DB9 (9-Pin) Female to DB25 (25-Pin) Male Serial Null Modem Cable (6Ft)

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

StarTech.com - Serial adapter - DB-9 (F) - RJ-45 (F)

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)