USB to Serial RS232 Adapter

Model: 30770

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Important Note: This product is DB 9 Male with Hex Jack Nut and it ONLY works with DB 9 female with screws connector. Pls make sure the Hex Jack Nuts are suitable with your serial devices before purchasing.


USB 2.0 to Serial RS232 Adapter: Easily convert a standard USB port of your computer to dual RS232 ports and allow you to connect two serial devices such as CNC machine, industrial sensors, serial modems, cash register, digital cameras, label writers, palm PCs, barcode scanners and more to your laptop or desktop computer simultaneously, offering a cost effective solution for office use and engineering test.


Wide Compatibility: The USB DB9 adapter is with Prolific PL-2303 Chipset, compatible for Windows 10 /8.1 /8 /7 /Vista /XP /2000 and Mac OS X 10.6, Linux, etc. Easy to Setup: driverless for Win10/8.1/8; For other OS, plug & play after one time driver installation.


Four Serial Devices Connection: This USB to 4 ports serial cable ensues connect four serial devices simultaneously, which is quite space saving and cost-effective. Standard USB 2.0 Type A Male to standard 9-pin DB9 RS-232 serial connector.


Stable Data Transfer: USB to RS232 serial cable supports data rate up to 1M / bps. Programmable baud rate from 75 bits to 128,000 bits per second. Multiple Shielding: With nickel plating serial connector, tinned copper conductor (Wire guage#24#28) and triple shielding, this USB to db9 converter ensure serial transfer speeds up to 250Kbp and USB transfer speeds up to 1Mbps.



Interface: 1 x USB2.0 A Male, 4 x DB9 (9-pin) Male

Programmable baud rates from 75bps to 128000bps

Supports OS: Windows, Mac OS, and Linux

Supports Automatic Handshake

Uses latest Prolific PL2303TA+FS232A chipsets

Plug & Play after one-time driver installation

Driverless for Win10/8.1

Cable length: 1.5m/4.9ft



Ideal for connecting serial devices to laptops or tablet PCs through the USB port.

Connect to and monitor/control industrial sensors.

Connect bar code scanners and other serial devices to a USB port.

Connect a serial modem, digital camera, or PDA with serial sync to your PC's USB port.

Connect to automotive ODB/ODBII sensor adapters that use serial connectivity.


Package Contents

1 x USB2.0 to Serial RS232 4 Ports Adapter Cable

1 x Driver CD for all operating systems

1 x Manual


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