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B&B 4 Port RS-232 Serial Hub 1 of 2
B&B 4 Port RS-232 Serial Hub 2 of 2
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Learn more about B&B 4 Port RS-232 Serial Hub - 4 x RS-232 Serial:

Mfg Part#: QSU2-100
Sku: 203050807
UPC: 835788104462
UPC 14: 00835788104462
See more in USB Hubs
Connect serial devices to your USB-only PCs

With panel mount USB connectors you boost speed and broaden the range of external peripherals used on your computer. Ideal for a variety of industries and applications including banking, retail and industrial automation.

  • Use legacy serial devices with USB PCs and laptops
  • Connect multiple devices with multi-port models

View and compare our panel mount USB connectors below. Click on each model to view a photo and see the Details, Specs, Downloads, and Accessories tabs for further information.


Tech Features Product Type Serial Hub
Serial Hub
Tech Features Ports 4 x RS-232 Serial
4 x RS-232 Serial
Tech Features Brand Name QUATECH
Tech Features Form Factor External
Tech Features Manufacturer B&B Electronics Mfg. Co
B&B Electronics Mfg. Co
Tech Features Product Model QSU2-100
Tech Features Product Name USB 2.0 To Serial 4 Port RS-232 Serial Adapter
USB 2.0 To Serial 4 Port RS-232 Serial Adapter
Tech Features Data Transfer Rate Up to 921.60 Kbps Serial Port
Up to 921.60 Kbps Serial Port
Tech Features Manufacturer Part Number QSU2-100
Tech Features Limited Warranty Lifetime
Tech Features Host Interface USB

Tech Specs

Tech Specs Ports 4 x RS-232 Serial
Tech Specs Product Type Serial Hub
Tech Specs Manufacturer Part Number QSU2-100
Tech Specs Manufacturer Website Address
Tech Specs Manufacturer Quatech, Inc
Tech Specs Product Name 4 Port RS-232 Serial Hub
Tech Specs Brand Name Quatech
Tech Specs Country of Origin US
Tech Specs Form Factor External
Tech Specs Host Interface USB
Tech Specs Data Transfer Rate Up to 921.60 Kbps Serial Port
Tech Specs Platform Support PC
Tech Specs Standard Warranty 5 Year Limited
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