4-Port USB to RS-232 Serial Adapter Hub
Amazon.com: StarTech.com USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable (ICUSB2321X),Black : Electronics
HP USB to Serial Port Adapter J7B60AA B&H Photo Video
USB to TTL 3.3V Converter – CommFront
10 ft USB to Parallel Printer Adapter - Parallel Cards & Adapters | StarTech.com
Amazon.com: Manhattan USB to Serial Converter Connects One Serial Device to A USB Port (205146) : Electronics
4-port USB to Serial RS232 Converter
Electronic Master USB to RS232 Cable EM620503 - The Home Depot
USB to 4-Port RS-232 DB9 Serial Interface Adapter - Sealevel
ATEN - serial adapter - USB - RS-232 - UC232A - USB Adapters - CDW.com
USB to I2C Converter with Virtual COM Port FT230XS - store.ncd.io
USB to RS232 Serial Cable + MAX3232 RS232 to TTL Serial Adapter Converter Module | eBay
High-Speed USB-to-Serial Adapter for Windows 8 32/64-bit - U.S.Converters
Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length,
USB to Serial Adapter Cable
USB 4-Port Serial Adapter - USB 2.0 to DB-9 Port RS232 with FTDI CHIP - Coolgear
Parallel Port To USB Adapter Cable for Printer - Walmart.com
USB To DB25 Parallel Port Printer Adapter Cable
Black Box 8-Port USB Hub - serial adapter - USB - RS-232 x 8 - IC1023A - USB Hubs - CDW.com
USB to RS232 Adapter with PL2303 Chipset, CableCreation 6.6 ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black - Walmart.com
Shimadzu Scientific US Webstore - CONVERTER, RS-232 TO USB
16 Port USB to RS-232 422/485 Metal Serial Adapter DIN-Rail Mount - Coolgear
Ethernet to Serial & HID Keyboard Converter – Intelletto Online Store
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
