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Serial Adapters

Serial Adapters, cables and converters for RS232, 422, 485 protocols. Single or multi-port serial adapters.

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USB to RS232 Serial Adapter 3ft. Cable

Available
The GM-FTDI-36 is a 3ft. long USB to RS-232 serial adapter that is compatible with most GPS or PDA. Use your office equipment like modems, scanners, and printers that make use of serial communication. No hassles with installation!

OS Compatibility

Part# GM-FTDI-36
$21.95

Volume Pricing

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6ft. DB-9 Serial Adapter High Speed USB SERIAL RS-232

Available
USB DB-9 Serial 72 inch RS-232 Adapter cable for connecting to serial devices without the need for an extension. This cable features RX/TX and Power LEDs indicators while it utilizes a Prolific Chipset.

OS Compatibility

Part# USBG-RS232-P72
$20.89
$6.27

Volume Pricing

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6ft. Long FTDI CHIP DB-9 Serial Adapter High Speed USB SERIAL RS-232

Available
6ft. USB to RS232 Converter with FTDI chip inside uses RX, TX, and Power LED indicators as it interfaces with your equipment. The USB to serial adapter won't give you any hassle as it installs as a standard COM port. Supports Windows 7 and VISTA (32 and 64-Bit).

OS Compatibility

Part# USBG-RS232-F72
$21.99

Volume Pricing

Qty: 100+ $20.78
Qty: 250+ $19.49
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FTDI 6ft. Long USB to Serial Adapter Cable with Screws and Three LED display

Available
FTDI Unique USB to serial adapter cable with screw style db-9 male connector and shielded 6ft. long USB cable that uses the FTDI Chip it also has three color LED display/.

OS Compatibility

Part# USBG-6ft232-STF
$21.99

Volume Pricing

Qty: 12+ $20.35
Qty: 100+ $18.83
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PRO Single Port USB to Serial Adapter with Activity LED 3ft

Available
Windows 10 USB to serial RS232 adapter with FTDI chip is adeal for your 36 inch connection from your host USB port, the serial adapter has a 300bps to 1Mbps Baud Rate and built-in statics and electrical surge protection up to 600W.

OS Compatibility

Part# USA-FTDI-A36
$19.67

Volume Pricing

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USB to RS-485 Adapter W/Terminal Block Changer FTDI chip inside

Available
Professional grade USB to RS485 Converter optimized for Windows 7/8/10 and Server 2003/2008. High-Speed and Interface compliance,USB1.1,2.0,3.0, EIA/TIA RS-485.

OS Compatibility

Part# USB-RS485-AT
$19.90

Volume Pricing

Qty: 250+ $18.69
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3ft. DB-9 Serial Adapter High Speed USB SERIAL RS-232

Available
3ft. DB-9 Serial Adapter High Speed USB SERIAL RS-232

OS Compatibility

Part# USBG-RS232-P36
$18.69

Volume Pricing

Qty: 250+ $16.25
Qty: 500+ $13.96
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Prolific 16 inch USB Serial RS-232 DB-9 Serial Adapter High-Speed

Available
For the computer users that require an RS-232 connection over a shorter cable length, this 12 inch USB to DB-9 converter cable (CG-RS232-P12) include RX/TX communication signals and Power LEDs that utilizes a Prolific Chipset.

OS Compatibility

Part# USBG-RS232-P12
$12.31

Volume Pricing

Qty: 250+ $11.98
Qty: 500+ $10.76
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USB to Serial (TTL level) converter cable 3.3Volt 6ft. Long

Available
The TTL-232R-3V3-WE (wire ended) is a USB to Serial (TTL level) converter cable which allows for a simple way to connect TTL interface devices to USB. This version of FTDI's USB to TTL serial adapter cable has it's I/O pins configured to operate at 3.3V levels.

OS Compatibility

Part# TTL-232R-3V3-WE
$21.99

Volume Pricing

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Industrial Professional USB Serial Adapter RS232 FTDI with 5Volt Out

Available
USB Serial Adapter RS232 with 5Volt Output Option on Pin9 Selectable Via Jumper, Great for Barcode Scanners and POS devices. FTDI Chip with Windows 7 Drivers Supports Windows 7 and Vista (32 and 64-bit)

OS Compatibility

Part# USBG-COM-X
$19.02

Volume Pricing

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Windows 7/8 Compatible 36 inch FTDI CHIP DB-9 Serial Adapter High Speed USB SERIAL RS-232

Available
Supports Windows 7 and 8 and Vista (32 and 64-Bit) with Microsoft Certified Drivers. This FTDI CHIP Adapter is with RX/TX and Power LED and supports OS X and VISTA! Want to connect your GPs, modem, or digital camera easily?

OS Compatibility

Part# USBG-RS232-F36
$19.79
$5.94

Volume Pricing

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10ft USB to Serial Adapter Cable with Screws and Three LED display

Available
Unique 3m Prolific USB to serial adapter cable with screw style db-9 male connector and shielded 10ft. long USB cable that uses the Prolific PL-2303 Chip it also has three color LED display.

OS Compatibility

Part# USBG-3M232-STP
$17.85

Volume Pricing

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CableMax USB to Dual Serial DB9 5ft.Cable Adapt

Available
Add two Windows serial RS232 COM ports from your available host USB port, no additional power source is needed and draws power directly from your USB connection. Great for PDA, Modems, Barcode Readers and other standard serial devices.

OS Compatibility

Part# U2RS2X
$19.79

Volume Pricing

Qty: 6+ $17.59
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RS232- DB9 to Terminal Block 5 Pin Passive Adapter (Micro Sized)

Available
DB-9 Female input provides screw type terminal block for TX+, TX-, RX+, RX-, GND very small portable Adapter, the DB9 to terminal micro sized iSerial-TB5 is a passive micro DB9-Female to 5-pin terminal block.

OS Compatibility

Part# iSerial-TB5
$20.95
$14.95

Volume Pricing

Qty: 6+ $13.62
Qty: 12+ $11.27
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12 inch DB-9 Serial RS232 FTDI CHIP Adapter Windows 7/8 Compatible

Available
Windows 7/8 Compatible 12 inch FTDI CHIP DB-9 Serial Adapter High Speed USB SERIAL RS-232

OS Compatibility

Part# USBG-RS232-F12
$18.69

Volume Pricing

Qty: 96+ $13.85
Qty: 500+ $13.40
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USB to Serial RS-422/RS-485 Industrial Single Port Adapter w/FTDI

Low stock, please call or email for status
The USB-COMi-TB USB-to-RS-422/485 Industrial Serial Adapter is designed to make industrial communication port expansion quick and simple. Connecting to a USB port on your computer or USB hub.

OS Compatibility

Part# USB-COMi-TB
$49.49

Volume Pricing

Qty: 6+ $46.20
Qty: 24+ $45.10
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Rugged Industrial 8-Port Terminal Block RS232/422/485 to USB Adapter

Low stock, please call or email for status
Rugged Industrial Grade USB Serial plug-and-play adapter hub, designed to quickly add four high speed RS-232 serial ports to desktop or notebook computers. This industrial grade USB to serial adapter hub supports serial port data transfer rate of up to 921.6 Kb/s.

OS Compatibility

Part# SA-8PXTB
$206.70

Volume Pricing

Qty: 3+ $199.71
Qty: 6+ $192.02
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RS-232 to RS-422/485 Converts RS232 to/from RS422/485

EOL - 3 Remaining
Serial RS232 to RS422 and RS485 converter with LED indicator for power and serial signals, full versatility is controlled by a built- in software configuration menu, which is accessed via terminal programs. RS422 with hardware handshake RS485 by ART (automatic receive and transmit).

OS Compatibility

Part# SER-485-Lite
$49.98

Volume Pricing

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8-Port Terminal Block RS232/422/485 to USB Isolation/Surge Protection

Low stock, please call or email for status
This terminal block serial adapter provides the scalability to quickly adapt to new USB technologies. It incorporates USB isolation and surge protection, multiple modules can be added to a single USB interface allowing you to add RS232/422/485 connectivity as needed.

OS Compatibility

Part# SA-8PX-IS
$316.70

Volume Pricing

Qty: 3+ $309.69
Qty: 6+ $302.98
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RS232 to RS422/485 Serial Converter with Switching Power Adapter

Low stock, please call or email for status
Serial RS232 to RS422 and RS485 converter with LED indicator for power and serial signals, full versatility is controlled by a built- in software configuration menu, which is accessed via terminal programs. RS422 with hardware handshake RS485 by ART (automatic receive and transmit).
Part# SER-COMi-M
$54.98

Volume Pricing

Qty: 6+ $53.42
Qty: 12+ $53.17
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Industrial 4-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail

Low stock, please call or email for status
4-Port RS-232 USB to serial adapter adds four industrial RS-232 serial ports by connecting to a USB host port and can be mounted to a Din rail conveniently for stable connections. it is compliant with USB 1.1/2.0 compatible Speed 480 Mbps, hi-speed USB and supports FIFO 128 byte transmit FIFO 384 receive FIFO.

OS Compatibility

Part# USB2-4COM-M-CBL
$96.70
$43.52

Volume Pricing

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RS232 Serial to RS422/485 w/2000V DC Optical Isolation and Surge

Low stock, please call or email for status
Convert RS232 to RS422 or RS485 with this serial converter using the male and female DB9 connector. Mount the converter on flat surfaces or DIN Rail.

OS Compatibility

Part# SER-COMi-Si-M
$131.98
$65.99

Volume Pricing

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Industrial 16-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail

Low stock, please call or email for status
Industrial metal 16-port USB to serial adapter with full RS232 data signals and high-speed baud rate up to 921.6Kbps, an excellent serial device that is compact working with Windows and Linux systems, can use COM port assignment to change COM port numbers required.

OS Compatibility

Part# USB2-16COM-M-CBL
$415.70

Volume Pricing

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Micro Active Serial Adapter RS-232 to RS-422/485 Supports 2 or 4 Wire RS485 Modes

Discontinued
Convertes RS232 signal to RS422 or RS 485 Supports RS422,RS485 2-Wire and 4 Wire Modes DB9 Female to TB6 Screw type terminal block supports RS485 auto transceiver turn around with unique Featured ATTATM.

OS Compatibility

Part# iSerial-RS422

Volume Pricing

Qty: 12+ $38.87
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USB to RS485 levels serial converters 6ft.Long

Discontinued
USB-RS485-WE The USB-RS485 cables are USB to RS485 levels serial converters. The cables include FTDI's FT232RQ USB to serial UART interface IC device, which handles all the USB signalling, and protocols, plus an appropriate transceiver.

OS Compatibility

Part# USB-RS485-WE

Volume Pricing

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USB Isolator ADuM4160 Inside up to 5000V DC Isolation and Protection

Not in stock - Backorder Allowed
Medical and Industrial Application USB to USB Isolator up to Full Speed 12Mbps USB Isolator protects your PC or Laptop while connecting USB peripherals which is wired to high voltages.

OS Compatibility

Part# USBG-M4160
$41.78

Volume Pricing

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DB9 to Terminal Block 5 Pin Passive Adapter

Not in stock - Backorder Allowed
Passive DB9 Connect to 5-Pin Terminal Converter, The US-485TBP is a serial DB9 to Terminal signal converter from RS232 to a RS485 interface designed for PC, Workstation, Thin Client or.
Part# US-485TBP
$21.95
$9.88

Volume Pricing

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2 Port USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac

Discontinued
Windows 10, 7/8 Certified Drivers Provided, 2 Port RS232/422/485, software configurable VScom USB-2COM PRO with transfer Speed up to 921.6kbps RS232, up to 3Mbps RS422/RS485.

OS Compatibility

Part# USBG-2COM-PRO

Volume Pricing

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Industrial 1 Port RS-232 DB9 Serial over Network Device Server

Discontinued
The Network Attached Serial Adapter is designed to add a serial port over 10/100/1000Mbps Ethernet network running TCP/IP. Connecting an Adapter to the Ethernet port on the computer or router running the Manager Utility software.

OS Compatibility

Part# USBG-IPcom-111

Volume Pricing

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USB to RS-232 Serial Adapter DB9 - 8 Inch Short Cable

Not in stock - Backorder Allowed
This USB to RS-232 Serial adapter is Windows 10 supported. This standard USB to RS-232 Serial Adapter unit is compatible with most GPS and PDA devices including Garmin, Magellan, and Palm.

OS Compatibility

Part# USA-FTDI-8
$17.59

Volume Pricing

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Industrial Quality RS232 to RS422/485 Converts RS232 to/from RS422/485

Discontinued
Converts RS232 to RS422/485 and back again with automatic receive and transmit control and is Din Rail mountable, internal termination and BIAS controlled by software.

OS Compatibility

Part# SER-485-PRO

Volume Pricing

Qty: 12+ $75.17
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FTDI 10ft. Long USB to Serial Adapter Cable with Screws and Three LED display

Not in stock - Backorder Allowed
FTDI Unique 10ft. USB to serial adapter cable with screw style db-9 male connector and shielded 10ft. long USB cable that uses the FTDI Chip it also has three color LED display.

OS Compatibility

Part# USBG-10ft232-STF
$20.85

Volume Pricing

Qty: 48+ $20.64
Qty: 96+ $19.79
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USB to RS-232 Communication Cable 6ft.Long

Discontinued
USB-RS232-WE cable USB to RS-232 Bare End Cable USB-RS232 converter cable provides a USB to RS232 serial interface with customized end connectors. Features: " Entire USB protocol handled by the electronics encapsulated in USB connector.

OS Compatibility

Part# USB-RS232-WE

Volume Pricing

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USB to RS-232/422/485 Auto Setup Adapter for Windows Linux and Mac

Discontinued
1 Port RS232/422/485, software configurable USB to Serial Adapter. Overview: Serial ports on USB allow further use of existing devices, even when the computer doesn't offer serial ports.

OS Compatibility

Part# USBG-COM-PRO

Volume Pricing

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Isolated USB to RS-232 / RS-422 / RS-485 Adapter DB-9 Male

Discontinued
Isolated RS232 / RS422 / RS485, The CM-422485-i Isolated USB to serial interface adapter features 2.5kV isolation to ensure these serial devices by DB-9 port connected require long range or multi-drop capabilities won't be damaged between the PC and serial applications.

OS Compatibility

Part# CM-422485-i

Volume Pricing

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USB to USB Null Modem RS-232 Communication Cable 15ft. Long

Discontinued
15ft USB to USB Null Modem RS-232 communication cable, each of the USB sockets conceal a small PCB with a FT232RQ based USB-UART converter IC plus support components inside.

OS Compatibility

Part# USBG-NULL-15

Volume Pricing

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RS-232 to RS-485 Converter

Discontinued
This RS232 to RS485 converter is compatible with the RS232C and RS485 standard. It is able to convert RS232 signals to RS485 balanced differential signals and extend the communication distance to 1.2 km.
Part# US-485C

Volume Pricing

Qty: 100+ $24.19
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USB to RS-232 DB-9 serial adapter COM port retention Win/Mac/Linux

Discontinued
USB to RS232 Professional, this is the Best and most reliable USB to RS232 adapter anywhere backed by a Five Year Warranty from a USB Company that has been selling USB product for over a decade.

OS Compatibility

Part# USB-TO-SERIAL-PRO

Volume Pricing

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USB to USB Isolator ADuM4160 Inside Extender up to 150ft. Cat6

Discontinued
Medical and Industrial Application USB to USB Isolator up to Full Speed 12Mbps USB 1.1 Extender with 5000V DC Isolator This product can help remove the distance barrier between your PC and USB-enabled peripheral devices which are located at a distance over 50 meters away.

OS Compatibility

Part# USBG-M4160EXT

Volume Pricing

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USB to Serial 5Volt (TTL level) converter cable which allows for a simple way to connect TTL interface devices to USB

Discontinued
The TTL-232R-WE ("wire ended") is a USB to Serial (TTL level) converter cable which allows for a simple way to connect TTL interface devices to USB. The TTL-232R-WE uses a FT232RQ device which is housed inside the USB 'A' connector.

OS Compatibility

Part# TTL-232R-WE

Volume Pricing

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USB RS485 Adapter to RJ45 FTDI chip inside

Not in stock - Backorder Allowed
USB to RS-485 adapter provides an extra Serial Com port via USB connection and can be configured to work with RS-485 peripherals such as POS and Industrial Control devices.

OS Compatibility

Part# USB-RS485-RJ
$16.60

Volume Pricing

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USB Isolator 3000 Vrms Rugged Metal Chassis

Not in stock - Backorder Allowed
The USBG-ISO-M is a rugged, industrial-grade full / low speed USB isolator that provides high-voltage 3 kV isolation to protect the host computer and expensive USB equipment connected.

OS Compatibility

Part# USBG-ISO-M
$53.89

Volume Pricing

Qty: 6+ $51.69
Qty: 12+ $49.36
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Industrial Quality Optical Isolated RS-232 to RS-422/485 Converter

Discontinued
an adapter to convert bidirectional signals from RS232 to RS422 and RS485 in industrial environments. In RS485 mode the data direction is managed by the bit rate adaptive function of ART (Automatic Receive Transmit control). ART analyzes the data in real-time, and adapts to the setup of the RS232 port.

OS Compatibility

Part# SER-485-PRO-SI

Volume Pricing

Qty: 12+ $118.07
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USB to Serial Adapter RS-232 DB-9 Male - Windows 10, 8, 7 and Mac

Not in stock - Backorder Allowed
USB Serial Adapter Supports Windows 10, 8, 7 and Vista (32 and 64-Bit) Install as a standard Windows COM port, Full RS-232 modem control signals, RS-232 data signals; TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND.

OS Compatibility

Part# USBG-232
$19.90

Volume Pricing

Qty: 96+ $19.43
Qty: 250+ $17.59
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USB to RS422 levels serial converter 6ft.Long

Discontinued
The USB-RS422 cables are USB to RS422 levels serial converter. The cables include FTDIs FT232RQ USB to serial UART interface IC device, which handles all the USB signalling, and protocols, plus an appropriate transceiver. The cable provides a fast, simple method to connect equipment with an RS422 interface to USB.

OS Compatibility

Part# USB-RS422-WE

Volume Pricing

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GearMo Windows 10, 8, 7 Compatible USB Serial Adapter FTDI Chip RS232 DB-9 920K with TX/RX LED

Not in stock - Backorder Allowed
This USB 2.0 RS-232 Serial Adapter is the easiest way to add a serial port to your computer. Newer computers today are unequipped to support peripherals requiring a serial RS-232 connection because they lack serial ports; this affects PDA, digital camera, and GPS type equipment that may be used on your system.

OS Compatibility

Part# GM-FTDI-LED
$25.25

Volume Pricing

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Industrial 8-Port RS-232 USB-to-Serial Adapter, Compact Metal Case with 1m Octopus Cable, DIN rail

Discontinued
Compact industrial designed 8 port USB to serial adapter with octopus cable and DIN Rail mounting capability. Is USB 2.0 compliant and works with USB 1.1 host ports as well. The octopus cable fans out to 8 RS232 connections and once connected, monitoring can be done with LED's for TxD and RxD.

OS Compatibility

Part# USB2-8COM-M-CBL

Volume Pricing

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USB to USB Null Modem RS-232 Communication Cable 30ft. Long

Discontinued
On modern PCs the legacy COM Port connector is rapidly disappearing as USB becomes the multi-function communication port of choice. However, this presents a dilemma in application areas that previously relied on legacy COM Ports for inter-PC communication.

OS Compatibility

Part# USBG-NULL-30

Volume Pricing

Please see product details to view volume discounts.
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8 Port USB to RS-232/422/485 Auto Setup Adapter for Windows & Linux

Discontinued
8 Port RS232/422/485, software configurable VScom USB-8COM PRO Transfer Speed up to 921.6kbps RS232, up to 3Mbps RS422/RS485 USB PRO Series Software & Hardware Configurable.

OS Compatibility

Part# USBG-8COM-PRO

Volume Pricing

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USB to USB Null Modem RS-232 Communication Cable 8ft. Long

Discontinued
In the era of legacy PCs with onboard RS232 COM Ports, it was common practice to establish a simple communications network between PCs using a cable popularly known as a Null-Modem cable. Typically, such a cable would have DB9 female connectors on each end with the TX / RX and handshaking.

OS Compatibility

Part# USBG-NULL-08

Volume Pricing

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4 Port USB to RS-232/422/485 Auto Setup Adapter Windows Linux Mac

Discontinued
4 Port RS232/422/485, software configurable VScom USB-4COM-PRO Transfer Speed up to 921.6kbps RS232, up to 3Mbps RS422/RS485 with Metal case and DIN-Rail mountable.

OS Compatibility

Part# USBG-4COM-PRO

Volume Pricing

Please see product details to view volume discounts.