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USB to Serial Adapter
High Speed USB Serial RS-232 FTDI CHIPSET Adapter for all Windows, Apple or Linux Computers
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Serial Adapters

Prolific 3ft USB to Serial Adapter with RS-232 DB-9 Male Connection 2303HX
 Prolific 3ft USB to Serial Adapter with RS-232 DB-9 Male Connection 2303HX Prolific Chip serial adapter Works with Windows 7 and Vista 32-bit and Vista 64-Bit as well as XP Home and XP Pro. T...
PRICE: $12.14   SIZE: 36-inch Color: Black   
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USB-4COMi-M USB to Quad RS-422/485 Metal case with DIN-Rail
 USB-4COMi-M USB to Quad RS-422/485 Metal case with DIN-Rail USB-4COMi-M USB to Quad RS-422/485 Adapter for Windows 7 and Server 2003/2008 USB to four serial port converter wit...
PRICE:   $149.78 SIZE: 3ft. Cable Color: BEIGE   
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2 Port USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac
 2 Port USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac Windows 7/8 Certified Drivers Provided 2 Port RS232/422/485, software configurable VScom USB-2COM PRO Transfer Speed ...
PRICE: $159.98   SIZE: 117x85x27m Color: Silver   
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10ft. Long USB to Serial Adapter Cable with Screws and Three LED display
 10ft. Long USB to Serial Adapter Cable with Screws and Three LED display Unique USB to serial adapter cable with screw style db-9 male connector and shielded 10ft. long USB cable that uses the...
PRICE:   $16.23 SIZE: 10ft. Color: Black   
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Industrial 8-Port DB-9 RS232 to USB Adapter High-Speed FTDI Chip 921.6Kbps
 Industrial 8-Port DB-9 RS232 to USB Adapter High-Speed FTDI Chip 921.6Kbps Industrial 8 port 8 x db-9 RS232 to USB Adapter w/ Metal Case
  • Provides 8 RS232 Serial Ports over USB Port <...
    PRICE: $169.98   SIZE: 4x7x2 Color: Black   
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    • Industrial Professional USB Serial Adapter RS232 FTDI with 5Volt Out
         Industrial Professional USB Serial Adapter RS232 FTDI with 5Volt Out     USB Serial Adapter RS232 with 5Volt Output Option on Pin9 Selectable Via Jumper, Great for Barcode Scanners and POS devi...
    PRICE:   $17.29 SIZE: 3ft. cable Color: Black/White   
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    USB RS232 Serial Adapter DB9 Male for Windows 7 (32/64 bit) Adapter Only
    USB RS232 Serial Adapter DB9 Male for Windows 7 (32/64 bit) Adapter Only     USB-COM-PL - 1-Port RS-232 USB-to-Serial Plugin Adapter Features Adds one RS-232 serial port by connecting to a USB p...
    PRICE: $17.95   SIZE: ADAPTER Color: BLUE   
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    Industrial 4-Port DB-9 RS232 to USB Adapter with Isolation and Surge Protection
         Industrial 4-Port DB-9 RS232 to USB Adapter with Isolation and Surge Protection     CM-41042 for VISTA and Winodws 7 (32/64-bit and 2008SR2 4-x port RS232 to USB Adapter w/ Isolation and Surge Protectio...
    PRICE:   $179.98 SIZE: 1.5x6x9 Color: Black   
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    USB RS-232 Serial Adapter DB-9 Male works with all Windows and Mac
         USB RS-232 Serial Adapter DB-9 Male works with all Windows and Mac     USB Serial Adapter Supports Windows 8, 7 and Vista (32 and 64-Bit) Install as a standard Windows COM port, Full RS...
    PRICE: $18.09   SIZE: 12inch Cab Color: BLUE   
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    USB RS-232 Serial Adapter DB-9 Male works with all Windows and Mac
         USB RS-232 Serial Adapter DB-9 Male works with all Windows and Mac     USB Serial Adapter MOST Serial Devices to a USB Port Microsoft Certified and Signed Drivers
  • High Speed Seri...
    PRICE:   $18.95 SIZE: ADAPTER Color: BLUE   
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    • Rugged Industrial 8-Port Terminal Block RS232/422/485 to USB Adapter
    Rugged Industrial 8-Port Terminal Block RS232/422/485 to USB Adapter     Rugged Industrial Grade USB Serial plug-and-play adapter hub, designed to quickly add four high speed RS-232 serial port...
    PRICE: $187.91   SIZE: 3.5X9.5x1 Color: Black   
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    6ft. Long USB RS-232 Serial Adapter DB-9 Male 32/64 bit VISTA / 7/ XP Certified
         6ft. Long USB RS-232 Serial Adapter DB-9 Male 32/64 bit VISTA / 7/ XP Certified     USB to RS-232 DB9 Serial Interface Adapter Supports Windows 7 and Vista (32 and 64-Bit) 6ft. Version works with Wind...
    PRICE:   $19.13 SIZE: 6ft. Cable Color: BLUE   
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    Passive RS-232 to RS-485 Converter
         Passive RS-232 to RS-485 Converter     EIA/TIA RS232C standard and RS485 standard This adapter is able to convert an RS-232 signal to an RS-485 balanced diff...
    PRICE: $19.95   SIZE: Adapter Color: Beige   
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    USBGear DB-9 Serial PDA Adapter Cable
         USBGear DB-9 Serial PDA Adapter Cable
  • Provides a single DB-9 serial port for connecting to PDA devices /Palm, Sharp and Windows CE organizers.
  • Plugs ...
    PRICE:   $19.95 SIZE: 12 inches Color: Blue/Silver   
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    • FTDI 6ft. Long USB to Serial Adapter Cable with Screws and Three LED display
         FTDI 6ft. Long USB to Serial Adapter Cable with Screws and Three LED display     FTDI Unique USB to serial adapter cable with screw style db-9 male connector and shielded 6ft. long USB cable that uses...
    PRICE: $21.23   SIZE: 6ft. Color: Black   
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    Industrial 8-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail
         Industrial 8-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail     Rugged Industrial grade USB Serial USB2-8COM-M CBL - 8-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m...
    PRICE:   $247.91 SIZE: 3.5X9.5x1 Color: Black   
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    USB-8COMi-M USB to 8X DB-9 Port RS-422/485 Optical Isolation/Metal case with DIN-Rail
         USB-8COMi-M USB to 8X DB-9 Port RS-422/485 Optical Isolation/Metal case with DIN-Rail     USB-8COMi-M USB to Quad RS-422/485 Adapter (with Optical Isolation) USB to eight serial port converter with DB9 (9...
    PRICE: $249.78   SIZE: 3ft. Cable Color: BEIGE   
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    FTDI 10ft. Long USB to Serial Adapter Cable with Screws and Three LED display
         FTDI 10ft. Long USB to Serial Adapter Cable with Screws and Three LED display     FTDI Unique USB to serial adapter cable with screw style db-9 male connector and shielded 10ft. long USB cable that use...
    PRICE:   $26.23 SIZE: 10ft. Color: Black   
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    SerialGear MicroPLUG(TM) USB RS-232 Serial to USB B Adapter
    SerialGear MicroPLUG(TM) USB RS-232 Serial to USB B Adapter     USB Serial Adapter Plug only 30x32x12mm Install as a standard Windows COM port, Full RS-232 modem control signals,...
    PRICE: $28.45   SIZE: 30x32x12mm Color: BLUE   
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    Industrial 8-Port Terminal Block RS232/422/485 to USB Adapter with Isolation and Surge Protection
         Industrial 8-Port Terminal Block RS232/422/485 to USB Adapter with Isolation and Surge Protection     Rugged Industrial grade USB Serial plug-and-play adapter hub, designed to quickly add four high speed RS-232 serial port...
    PRICE:   $287.91 SIZE: 3.5X9.5x1 Color: Black   
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    USB-8COMi-RM USB to Octal RS-232/422/485 Adapter Metal case with DIN-Rail
         USB-8COMi-RM USB to Octal RS-232/422/485 Adapter Metal case with DIN-Rail     This Industrial Grade Rack Mount 8-Port USB Serial Adaptor Metal Case with Built-In 100-240Volt Power Supply uses FTDI c...
    PRICE: $289.78   SIZE: 3ft. Cable Color: BEIGE   
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    USB-4COMi-SI-M USB to Quad RS-422/485 Metal case with DIN-Rail
         USB-4COMi-SI-M USB to Quad RS-422/485 Metal case with DIN-Rail     USB-4COMi-SI-M USB to Quad RS-422/485 Adapter (with Optical Isolation & Surge Protection) The USB-4COMi-SI-M USB-to-Op...
    PRICE:   $294.78 SIZE: 3ft. Cable Color: BEIGE   
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    Industrial 8-Port DB-9 RS232 to USB Adapter with Isolation and Surge Protection
         Industrial 8-Port DB-9 RS232 to USB Adapter with Isolation and Surge Protection     CM-41082 8-x port RS232 to USB Adapter w/ Isolation and Surge Protection
  • Provides 8 RS232 Serial Ports over...
    PRICE: $297.91   SIZE: 3x6x9 Color: Black   
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    • 4 Port USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac
         4 Port USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac     4 Port RS232/422/485, software configurable VScom USB-2COM PRO Transfer Speed up to 921.6kbps RS232, up to 3Mbps RS42...
    PRICE:   $299.98 SIZE: 172x95x29m Color: Silver   
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    PRO USB RS-232 Serial Adapter DB-9 for 7/XP/Vista/Mac/Linux with com port retention
         PRO USB RS-232 Serial Adapter DB-9 for 7/XP/Vista/Mac/Linux with com port retention     USB to RS232 Professional, this is the Best and most reliable USB to RS232 adapter anywhere backed by a Five Year Warra...
    PRICE: $33.33   SIZE: 12inch Cab Color: BLUE   
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    USB to Serial 2.0 High-Speed USB RS-232 Industrial Adapter Metal case with DIN-Rail
         USB to Serial 2.0 High-Speed USB RS-232 Industrial Adapter Metal case with DIN-Rail     USB to Industrial Adapter RS-232 USB 2.0 USB to RS-232 Adapter Supports Windows 7 and Vista (32 and 64-Bit)
  • - ...
    PRICE:   $35.78 SIZE: 3ft. Cable Color: BEIGE   
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    • Industrial 16-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail
         Industrial 16-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail     USB2-16COM-M CBL - 16-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with two Octopus Cables, DIN rail Features ...
    PRICE: $377.91   SIZE: 3.5X9.5x1 Color: Black   
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    USB-16COM-RM USB to 16COM RS-232 Serial Adapter Metal case with DIN-Rail
         USB-16COM-RM USB to 16COM RS-232 Serial Adapter Metal case with DIN-Rail     USB-16COM-RM USB to 16COM Serial Adapter (Rack-mountable for Industrial Applications) Supports Windows 7 and Vista (...
    PRICE:   $389.89 SIZE: 3ft. Cable Color: BEIGE   
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    FTDI Hi-Speed USB to Industrial Single RS-422/485 Adapter
         FTDI Hi-Speed USB to Industrial Single RS-422/485 Adapter     The USB-COMi-TB USB-to-Industrial Single RS-422/485 Adapter is designed to make industrial communication port expansion ...
    PRICE: $48.09   SIZE: 3ft Color: Black/white   
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    USB 2.0 Industrial Adapter User Selectable RS232/422/485 FTDI Chip
         USB 2.0 Industrial Adapter User Selectable RS232/422/485 FTDI Chip     USB-COMi+ 1-Port RS-232/422/485 USB-to-Serial Adapter, Easy Mode Setting by Hidden DIP Switch Adds one RS-232, RS...
    PRICE:   $48.99 SIZE: 3ft. Cable Color: Black   
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    Isolated USB-16COMi-M USB to 16 COM RS-422/485 Serial Adapter Metal case with DIN-Rail
         Isolated USB-16COMi-M USB to 16 COM RS-422/485 Serial Adapter Metal case with DIN-Rail     Optically Isolated USB to 16 Port COM Serial Adapter RS-422/485 Metal case Rackmount and DIN-Rail mountable RS232/4...
    PRICE: $489.89   SIZE: 3ft. Cable Color: BEIGE   
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    8 Port USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac
         8 Port USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac     8 Port RS232/422/485, software configurable VScom USB-8COM PRO Transfer Speed up to 921.6kbps RS232, up to 3Mbps RS42...
    PRICE:   $499.98 SIZE: 10x6x1.75 Color: Silver   
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    Isolated USB-16COMi-RM USB to 16 COM RS-232/422/485 Serial Adapter Metal case with DIN-Rail
         Isolated USB-16COMi-RM USB to 16 COM RS-232/422/485 Serial Adapter Metal case with DIN-Rail     Optically Isolated USB to 16 Port COM Serial Adapter RS-232/422/485 Metal case Rackmount and DIN-Rail mountable RS2...
    PRICE: $589.89   SIZE: 3ft. Cable Color: BEIGE   
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    USB RS-232 Industrial Adapter Isolated and Surge Protected FTDI Chip
         USB RS-232 Industrial Adapter Isolated and Surge Protected FTDI Chip     USB Optical isolation & surge protection Adapter RS-232 USB to RS-232 Adapter
  • Provides 1 RS232 Serial Port...
    PRICE:   $59.78 SIZE: 3ft. Cable Color: Black   
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    • USB to 32 COM RS-232 Serial Adapter Metal case with DIN-Rail FTDI CHIP
         USB to 32 COM RS-232 Serial Adapter Metal case with DIN-Rail FTDI CHIP     USB to 32 Port COM Serial Adapter RS-232 Metal case Rackmount and DIN-Rail mountable RS232 Serial ports on ...
    PRICE: $599.89   SIZE: 3ft. Cable Color: BEIGE   
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    1-Port USB to RS-232 Selectable RS-422 or RS-485 Industrial Adapter
         1-Port USB to RS-232 Selectable RS-422 or RS-485 Industrial Adapter     1 Port Metal Industrial USB to RS422/RS485 Serial Adapter w/ Isolation USB to RS-232/422/485 Adapter USB-to-Ind...
    PRICE:   $64.89 SIZE: 3ft. Cable Color: BEIGE   
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    USB-COM-SI-M USB RS-232 Industrial Adapter Metal case with DIN-Rail
         USB-COM-SI-M USB RS-232 Industrial Adapter Metal case with DIN-Rail     USB-to-Industrial Adapter RS-232 Optical isolation & surge protection USB to RS-232 Adapter
  • - Metal c...
    PRICE: $74.78   SIZE: 3ft. Cable Color: BEIGE   
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    • Industrial 4-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail
         Industrial 4-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail     USB2-4COM-M CBL - 4-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with Extension Cable, DIN rail Features ...
    PRICE:   $87.91 SIZE: 3.5X9.5x1 Color: Black   
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    4-Port USB DB-9 Serial Adapter Solution for Windows 98/ME/2000/XP/Vista/7(32/64)!
         4-Port USB DB-9 Serial Adapter Solution for Windows 98/ME/2000/XP/Vista/7(32/64)!     Supports Windows 7 and Vista (32 and 64-Bit). The USB Serial Adapter provides instant connectivity with modems, ISDN TAs...
    PRICE: $88.99   SIZE: 4.6 in x 6 Color: Silver   
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    4-Port USB DB-9 Serial Adapter Solution for Windows 98/ME/2000/2003/XP/VISTA/7.
         4-Port USB DB-9 Serial Adapter Solution for Windows 98/ME/2000/2003/XP/VISTA/7.     Supports Windows 7 and Vista (32 and 64-Bit) The USB Serial Adapter provides instant connectivity with modems, ISDN T...
    PRICE:   $88.99 SIZE: 4.6 in x 6 Color: Silver   
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    USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac
         USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac     1 Port RS232/422/485, software configurable VScom USB-COM PRO Transfer Speed up to 921.6kbps RS232, up to 3Mbps RS422...
    PRICE: $89.98   SIZE: 57x72x22mm Color: Silver   
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    USB RS-232 Serial Adapter USB Serial Adaptor Converter Prolific Chip
         USB RS-232 Serial Adapter USB Serial Adaptor Converter Prolific Chip     This mini USB to RS232 converter is perfect for mobile applications and devices. 24 Inch USB extension cable included. ...
    PRICE:   $9.99 SIZE: 24'' Cable Color: BLUE   
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    USB-COMi-SI-M USB-to-Optical isolated RS-422/485 Industrial Adapter
         USB-COMi-SI-M USB-to-Optical isolated RS-422/485 Industrial Adapter     USB-to-Industrial Adapter Optical isolation & surge protection USB to 422/485 Adapter
  • - Metal case with DIN-...
    PRICE: $99.78   SIZE: 3ft. Cable Color: BEIGE   
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