USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
USB to RS-232 DB9 1-Port Serial Interface Adapter - Sealevel
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
Rocstor Premium 5ft 1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI
StarTech.com USB to Serial Adapter - 3 ft / 1m - with DB9 to DB25 Pin Adapter - Prolific PL-2303 - USB to RS232 Adapter Cable - Add an RS232 serial port
USB-RS232-WE-1800-BT_0.0 - Ftdi - Cable, USB A to RS232, Serial Convertor
EXSYS EX-1301-2: USB 2.0 converter, USB-A to RS-232, 1.8 m at reichelt elektronik
FTDI Serial USB RS232 Adapter 4 port Din Rail Industrial - Shentek
USB 4-Port Serial Adapter - USB 2.0 to DB-9 Port RS232 with FTDI CHIP - Coolgear
USB 2.0 To Serial DB9 Male (9 Pin) RS232 Cable Adapter - Sabrent
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | StarTech.com Netherlands
C2G 1.5ft USB to Serial Cable - USB to DB9 Serial RS232 Cable - M/M - 26886 - USB Adapters - CDWG.com
4-Port USB to RS-232 Serial Adapter Hub
USB to RS-232 Serial Adapter DB9 - 8 Inch Short Cable
StarTech.com 3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, USB to Serial Adapter, COM Port Adapter with Prolific IC, 1 (Quantity) - Walmart.com
Electronic Master USB to RS232 Cable EM620503 - The Home Depot
StarTech.com 3ft USB to Serial Cable USB to Serial Port Adapter RS232 DB9 Male to USB Prolific IC - 1P3FPC-USB-SERIAL - USB Adapters - CDW.com
Gearmo USB 8 Port Serial RS232 featuring FTDI Chipset with LED Indicators
Tripp Lite RS232 to USB Adapter Cable with COM Retention (USB-A to DB9 M/M), FTDI, 5 ft. - USB / serial cable - USB to - U209-005-COM - USB Cables - CDW.com
USB 2.0 to Serial RS232 Cable
Tripp Lite U209000R 5' Black USB-A to RS232 (DB9) Serial Adapter Cable with 2 Male Connections
Mettler Toledo RS232 to USB Converter Cable for XPR Microbalances and Ultra-Microbalances | Fisher Scientific
Parallax USB To Serial (RS-232) Adapter With Cable - Parallax
RS232-to-USB Adapter for connecting the analyzer to USB port on computer - EQ-BACC-8D
USB to RS232 Converter - 6ft - CAB-11304 - SparkFun Electronics