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Tripp Lite Keyspan High Speed 4 Port USB to DB9 Serial Adapter Hub - serial adapter - USB - RS-232 x 4

Mfg # USA-49WG CDW # 1105751 | UNSPSC 26121600

Quick tech specs

  • USB-A to Serial Adapter Hub (DB9) connects as many as 4 devices w/ a 9-pin serial port such as modems cellphones/scanners to the USB Type-A port on your computer or laptop
  • Detachable 6-foot USB cable included/ No external power source required
  • USB to Serial Adapter/ USB to Serial Port/ USB to Serial Hub/ USB to RS232 Hub/ USB to DB9 Hub
  • Supports data transfer speeds up to 460 Kbps
  • Works w/ Windows (XP and later) and Mac OS X (10.6 through 10.13)
  • Tripp Lite is now part of Eaton
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Know your gear

The USA-49WG Keyspan High-Speed 4-Port USB-to-DB9-Serial Adapter Hub allows you to connect as many as four 9-pin serial devices to a computer or laptop with a USB Type-A port. An easy and inexpensive way to add serial ports to your computer without hassle, the USA-49WG works with any DB9 serial device. Configuring and sharing data among multiple modems, GPS devices, cellphones, hand-held scanners, point-of-sale systems, touch screens, medical and scientific instruments, industrial process control devices and UPS systems is a breeze.

The included 6-foot cable supports data transfer speeds up to 460 Kbps - four times as fast as a built-in serial port. Five LEDs display port status at a glance. The USA-49WG requires no external power. Windows line monitor and data trace software included. Works with Windows (XP and later) and Mac OS (10.6 through 10.11).

This item was discontinued on February 20, 2024

Enhance your purchase

Tripp Lite Keyspan 4-Port High Speed Serial to USB Adapter Hub 6' USB Cable is rated 5.00 out of 5 by 6.
Rated 5 out of 5 by from Plug n Play it s the first product that works ;) - I m no writer - just an user - I wrote my oppinion...
Date published: 2012-04-04T00:00:00-04:00
Rated 5 out of 5 by from Great product but not Windows 8 compatible I've been using this product for 2 years and it has worked great. I bought a new computer with Windows 8 and to my dismay found out there is no Windows 8 driver. Hopefully this will change soon. So if you want a great device for up to Windows 8, you've found it. But don't buy it for Windows 8.
Date published: 2013-03-04T00:00:00-05:00
Rated 5 out of 5 by from Simply works. Simply works.
Date published: 2019-03-04T00:00:00-05:00
Rated 5 out of 5 by from Serial devices are peripherals too I am using this device to connect a number of serial devices to my WIN-7 64-bit system. The interface works as advertised. Very easy to install and configure.
Date published: 2013-09-05T00:00:00-04:00
Rated 5 out of 5 by from This product is a great addition for a ham station I use this product to connect to various ham packet modems and for transceiver control. Operating system Win 7 Professional. Installation was seamless. Also use for programming commercial communications equipment, saved having to buy new programming cables which would have been big $$$$$. I have used the single port units for several years. Never a problem with Keyspan.
Date published: 2012-03-04T00:00:00-05:00
Rated 5 out of 5 by from I had bought it many times & will buy it again & again It's very useful, I use only one USB port of my laptop and get 4 Serial ports, and use them to connect me instrument to the software I use. Also the Keyspan Serial Assistant software are very helpful, I totally manage all my Keyspan Adapter through it.
Date published: 2022-05-22T00:00:00-04:00