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USB to Serial Adapter
High Speed USB Serial RS-232 FTDI CHIPSET Adapter for all Windows, Apple or Linux Computers
FROM $19.99


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Firewire Adapters

Isolated USB to 2-Port RS232 / 422 / 485 Serial DB-9 Adapter
Isolated USB to 2-Port RS232 / 422 / 485 Serial DB-9 Adapter

Isolated RS232 / 422 / 485 Serial Signal

The CM-422485DB-i2 Isolated USB to 2-Port serial interface adapt...
PRICE: $129.99   Color: Black   
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USB to four serial port converter with DB9 (9-pin male) connectors. RS-422/RS-485
USB to four serial port converter with DB9 (9-pin male) connectors. RS-422/RS-485

USB-4COMi l Adds four high speed RS-422 ports via USB connection l 384 byte receive buffer l 128 byte transmit buffer...
PRICE:   $139.98 SIZE: Adapter Color: WHITE   
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USB TTL 5V / 3.3V RS232 adapter with LED indicators
USB TTL 5V / 3.3V RS232 adapter with LED indicators

USB TTL with 5V or 3.3V Jumper

Very easy to use USB TTL in its most simple form!

Voltage settin...
PRICE: $14.95   SIZE: 2.369 inches long Color: Green   
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USB RS485 Adapter to RJ45 FTDI chip inside
USB RS485 Adapter to RJ45 FTDI chip inside


USB to RS-485 adapter provides an extra Serial Com port via USB connection and can be configured to work with...
PRICE:   $15.09 SIZE: 3ft Color: Black   
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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

EOL NOTICE
This product is End Of Life effective Jan 1, 2018.

 

Windows 10, 7/8 Cer...
PRICE: $159.98   SIZE: 117x85x27m Color: Silver   
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10ft USB to Serial Adapter Cable with Screws and Three LED display
10ft 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 t...
PRICE:   $16.23 SIZE: 10ft. 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 d...
PRICE: $17.29   SIZE: 3ft. cable Color: Black/White   
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USB to Serial Adapter RS-232 DB-9 Male - Windows 10, 8, 7 and Mac
USB to Serial Adapter RS-232 DB-9 Male - Windows 10, 8, 7 and Mac

USB Serial Adapter Supports Windows 8, 7 and Vista (32 and 64-Bit)

Install as a standard Windows COM port, ...
PRICE:   $18.09 SIZE: 12inch Cab Color: BLUE   
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USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge
USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge

4 optically isolated and surge protected terminal block ports

The USB2-4COMi-SI-TB is a USB 2 to 4-port i...
PRICE: $189.95   SIZE: 4 Ports Color: Black   
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DB9 to Terminal Block 5 Pin Passive Adapter
DB9 to Terminal Block 5 Pin Passive Adapter

Passive DB9 Connect to 5-Pin Terminal Converter

The US-485TBP is a serial DB9 to Terminal signal converte...
PRICE:   $19.95 Color: Black   
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2- Port CARDBUS PCMCIA 1394-FireWire Adapter (OEM)
2- Port CARDBUS PCMCIA 1394-FireWire Adapter (OEM)

2 Port IEEE 1394 Cardbus adapter **

Add the power of IEEE 1394 to your notebook computer
with t...
PRICE: $19.99   SIZE: PCMCIA CAR Color: PCMCIA   
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4-Port DB-9 Male Isolated USB to RS422 RS485 Serial Adapter
4-Port DB-9 Male Isolated USB to RS422 RS485 Serial Adapter

4-Port RS232 / RS422 / RS485 Isolated Adapter

The CM-422485-i4 Isolated USB to 4-Port serial interface ad...
PRICE:   $199.99 Color: Black   
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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 us...
PRICE: $21.23   SIZE: 6ft. Color: Black   
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GearMo Windows 10, 8, 7 Compatible USB Serial Adapter FTDI Chip RS232 DB-9 920K with TX/RX LED
GearMo Windows 10, 8, 7 Compatible USB Serial Adapter FTDI Chip RS232 DB-9 920K with TX/RX LED

This USB 2.0 RS-232 Serial Adapter is the easiest way to add a serial port to your computer. Newer computers today ar...
PRICE:   $22.95 SIZE: 5ft Color: Blue   
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USB to RS-485 Adapter W/Terminal Block Changer FTDI chip inside
USB to RS-485 Adapter W/Terminal Block Changer FTDI chip inside

Professional grade USB to RS485 Converter optimized for Windows 7/8/10 and Server 2003/2008. High-Speed and  Int...
PRICE: $22.98   SIZE: 3ft Color: Black   
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USB2 to 8-Port RS232-422-485 Serial TB Adapter
USB2 to 8-Port RS232-422-485 Serial TB Adapter

8 RS-232/422/485 ports with terminal block connection

The USB2-8COMi-TB is a USB2 to 8-port industrial se...
PRICE:   $239.95 SIZE: 8 Ports Color: Black   
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RS-232 to RS-485 Converter
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 ba...
PRICE: $24.95   SIZE: Adapter Color: Beige   
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USB to RS-232 DB-9 serial adapter COM port retention Win/Mac/Linux
USB to RS-232 DB-9 serial adapter COM port retention Win/Mac/Linux

USB to RS232 Professional, this is the Best and most reliable USB to RS232 adapter anywhere backed by a Five Year War...
PRICE:   $24.95 SIZE: 12inch Cab Color: BLUE   
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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 u...
PRICE: $26.23   SIZE: 10ft. Color: Black   
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USB-8COMi-RM USB to Octal RS-232/422/485 adapter metal case w/DIN-Rail
USB-8COMi-RM USB to Octal RS-232/422/485 adapter metal case w/DIN-Rail

This Industrial Grade Rack Mount 8-Port USB Serial Adaptor Metal Case with Built-In 100-240Volt Power Supply uses FTD...
PRICE:   $279.78 SIZE: 3ft. Cable Color: BEIGE   
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USB2 to 8-Port RS232-422-485 Serial TB Adapter Isolation | Surge
USB2 to 8-Port RS232-422-485 Serial TB Adapter Isolation | Surge

8 Optically Isolated and Surge Protected serial ports

The USB2-8COMi-SI-TB is a USB 2 to 8-port industria...
PRICE: $289.95   SIZE: 8 Ports Color: Black   
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4 Port USB to RS-232/422/485 Auto Setup Adapter Windows Linux Mac
4 Port USB to RS-232/422/485 Auto Setup Adapter Windows Linux Mac

4 Port RS232/422/485, software configurable with transfer Speeds up to 921.6kbps RS232, up to 3Mbps RS422/RS485, the ...
PRICE:   $299.98 SIZE: 172x95x29m Color: Silver   
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3-Port IEEE 1394 PCMCIA LAPTOP/NOTEBOOK CARDBUS ADAPTER
3-Port IEEE 1394 PCMCIA LAPTOP/NOTEBOOK CARDBUS ADAPTER

3 Port IEEE 1394 Cardbus adapter**

Add the power of IEEE 1394 to your notebook computer
with th...
PRICE: $33.89   SIZE: PCMCIA-32 Color: Black   
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BeagleBone Black USB Expansion RS232 Module Cape
BeagleBone Black USB Expansion RS232 Module Cape

BeagleBone Black Expansion I/O Cape

he USB-2COM-BB is a plug-in RS-232 cape designed for the developers a...
PRICE:   $37.95 Color: Black   
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2-Port DV Editing PCMCIA Cardbus 1394-FireWire Adapter with Software and Cable
2-Port DV Editing PCMCIA Cardbus 1394-FireWire Adapter with Software and Cable

AP-1002, is a 32-bit CardBus PC Card with dual 400 Mbps FireWire / IEEE 1394 port. It can enable your portable laptop...
PRICE: $39.50   SIZE: PCMCIA CAR Color: PCMCIA   
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2- Port CARDBUS PCMCIA 1394-FireWire Adapter Dongle
2- Port CARDBUS PCMCIA 1394-FireWire Adapter Dongle
2-Port 1394 CardBus Adapter w/Dongle FA-C02A, the high-speed 1394 CardBus Adapter, is the idea solut...
PRICE:   $39.50 SIZE: PCMCIA CAR Color: Silver/Black   
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USB to Serial RS-422/RS-485 Industrial Single Port Adapter w/FTDI
USB to Serial RS-422/RS-485 Industrial Single Port Adapter w/FTDI

The USB-COMi-TB USB-to-RS-422/485 Industrial Serial Adapter is designed to make industrial communication port expansi...
PRICE: $44.99   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+ (USB-COMiPLUS) 1-Port RS-232/422/485 USB-to-Serial Adapter features Easy Mode Setting by Hidden DIP Switch ...
PRICE:   $46.99 SIZE: 3ft. Cable Color: Black   
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8 Port USB to RS-232/422/485 Auto Setup Adapter for Windows & Linux
8 Port USB to RS-232/422/485 Auto Setup Adapter for Windows & Linux

EOL NOTICE
This product is End Of Life effective Jan 1, 2018.

 

The Industrial PRO ...
PRICE: $499.98   SIZE: 10x6x1.75 Color: Silver   
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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, USB to RS-232/422/485 Adapter USB-to-Industrial AdapterPRICE:   $54.89 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 ...
    PRICE: $59.78   SIZE: 3ft. Cable Color: Black   
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15ft. Dual DB-9 USB Serial DB-9 RS-232 Adapter for XP/2000/2003/Vista
15ft. Dual DB-9 USB Serial DB-9 RS-232 Adapter for XP/2000/2003/Vista
  • Supports windows 7 (32 and 64-Bit)
  • 15ft. Long Range Active Repeater Cable Dual RS-232 DB-9 Serial ...
    PRICE:   $59.95 SIZE: 15ft.Cable Color: BLACK   
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USB 2.0 + 1394 FireWire PCI Add-On Card for Window
USB 2.0 + 1394 FireWire PCI Add-On Card for Window

ALL IN ONE COMBO USB 2.0 and FireWIre PCI card for all desk-top's with Windows 98SE/ME/2000 and XPPRICE: $59.98   SIZE: PCI Color: PCI Card   
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Isolated USB to RS-232 / RS-422 / RS-485 Adapter DB-9 Male
Isolated USB to RS-232 / RS-422 / RS-485 Adapter DB-9 Male

Isolated RS232 / RS422 / RS485

The CM-422485-i Isolated USB to serial interface adapter features 2.5kV is...
PRICE:   $69.99 Color: Black   
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SerialGear USB to serial 4 Port DB-9 RS-232 Adapter with FTDI Chip
SerialGear USB to serial 4 Port DB-9 RS-232 Adapter with FTDI Chip

USB BAY Docking USBG-BAY4 Serial Adapter Box
Supports Windows 7 and Vista (32 and 64-Bit)
RS232 Port X ...
PRICE: $85.12   SIZE: 3x7x1 Color: BLACK   
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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

EOL NOTICE
This product is End Of Life effective Jan 1, 2018.

 

1 Port RS232/422...
PRICE:   $89.98 SIZE: 57x72x22mm Color: Silver   
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Isolated USB to RS232 RS422 RS485 Mountable Terminal Block Adapter
Isolated USB to RS232 RS422 RS485 Mountable Terminal Block Adapter

RS232 / 422 / 485 Isolated Terminal block adapter

The CM-422485-TBi Isolated USB to serial interface adap...
PRICE: $89.99   Color: Black   
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