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USB to Serial RS232 Converters

These Adapters allow you to connect Serial RS232 devices to computers with USB ports. Note: You cannot connect USB devices to computers serial ports! The RS232 protocol has very many possible settings, and software that works with serial devices can have very limited adaptability in it's settings. In other words Serial device devices are not always easy to set up.

For Installation Help, and Common Fixes to COM Port Incompatibility Problems please click the "Help" button below.

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Keyspan USA-19HS High Speed USB Serial Adapter

$45.99
Qty:

Keyspan USA-49WG USB 4 Port Serial Adapter

$169.99
Qty:

USB to 1-Port DB9 RS-232 Serial Adapter

Sunix
$17.49
Qty:
Goodway Technology

USB to RS232 Serial Adapter Cable.

Goodway Technology
$15.95
Qty:

USB RS232 adapter with DB25 Connector

BAFO
$21.95
Qty:

Serial RS232 to USB adapter/converter with DB9 connector.

BAFO
$21.95
$14.62
Qty:

4-port USB to RS-232 Serial Port Hub

Sunix
$74.95
Qty:

USB to 2-Port DB9 RS-232 Serial Adapter

Sunix
$25.95
Qty:
VANTEC

Vantec USB to Serial Adapter

VANTEC
$14.99
Qty:
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