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4-Port USB 2.0 Peripheral Switch


US421A
  • Enables four computers to share a single USB peripheral device
  • Simple port selection via pushbuttons, configuration utility, or Auto Switch function
  • Auto Switch Function - no need for print server
  • Buzzer indicates switching between computers
MSRP: Quote Upon Request

The US421A is a 4-port USB 2.0 Peripheral Switch that allows up to 4 computers to share the use of a single USB peripheral device (such as a printer, scanner, mass storage drive, etc.) on a one-at-a-time basis.

The peripheral focus can be given to a computer manually by using pushbuttons on the switch, using the software-based configuration utility, or by the Auto Switch function.
Compatible with both Windows and Mac, and with multifunction printer support, the US421A is the ideal way to share the latest USB 2.0 peripherals in a multimedia office environment.

Package Contents

  • 1x 4-Port USB 2.0 Peripheral Switch
  • 1x USB Type-A to USB Type-B Cable (1.8m)
  • 1x User Instructions
  • Enables four computers to share a single USB peripheral device
  • Simple port selection via pushbuttons, configuration utility, or Auto Switch function
  • Auto Switch Function - no need for print server
  • USB 2.0 compliant
  • Supports transfer rates up to 480 Mbps
  • Multiplatform support - Windows and Mac
  • LED indicators display port focus
  • Overcurrent protection
  • Bus-powered
  • Hot pluggable
  • Buzzer indicates switching between computers
  • Supports multifunction printers
Console Connections4
Port SelectionPushbuttons, Software, Auto Switch
Connectors
Computer4 x USB Type B
Device1 x USB Type A
LEDs
Devices1 (Orange)
Selected4 (Green)
Switches4 x Pushbutton
PowerUSB Bus Powered
Environmental
Operating Temperature0–40˚C
Storage Temperature-20–60˚C
Humidity0–80% RH, Non-condensing
Physical Properties
HousingPlastic
Weight0.10 kg ( 0.22 lb )
Dimensions (L x W x H)10.40 x 7.96 x 2.20 cm
(4.09 x 3.13 x 0.87 in.)
NoteFor some of rack mount products, please note that the standard physical dimensions of WxDxH are expressed using a LxWxH format.




OSDesc.Ver.Release DateFile Name
Mac Software
MacOS 10.10 or higherAP Software for Macv1.2.1112023-12-07 us221a-421a-mac-v1.2.111.zip
MacOS 10.10 or higherAP Software for Macv1.1.1022019-12-30 us221a_421a_mac_v1.1.102.zip
MacOS 10.10 or higherAP Software for Macv1.1.1012018-11-21 us221a_421a_mac_v1.1.101.zip
MacOS 10.10 or higherAP Software for Macv1.0.0732015-12-10 us221a_421a_mac_v1.0.073.zip
MacOS 10.6 or higherAP Software for Macv1.0.0722011-10-26 us221a_421a_mac_v1.0.072.zip
MacOS 10.45 or higherAP Software for Macv1.0.0712009-12-21 us221a_421a_mac_v1.0.071.zip
Windows
Windows 7, Windows 8, Windows 10AP Software for Windowsv1.0.0982019-11-08 us221a_421a_win_v1.0.098.zip.zip
Windows 7, Windows 8, win10 or higherAP Software for Windowsv1.0.0972017-03-16 us221a_421a_win_v1.0.097.zip
Windows 2003, Windows 2008, Windows 7, Windows Vista, Windows XP, Windows 2000AP Software for Windowsv1.0.0962016-12-06 us221a_421a_win_v1.0.096.zip
Windows 2003, Windows XP, Windows Vista, Windows 7, Windows 2008, x64, x86, Windows 10, Windows 2000AP Software for Windowsv1.0.0952009-12-21 us221a_421a_win_v1.0.095.zip
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