ADP-PU21 - Adesso PS/2 to USB Adapter, connects 2 PS/2 | Aztek Computers
29+Years
SKU: ZTXE9MBDVI |  Mfg. Part: ADP-PU21  | UPC: 783750001601  |  0 Reviews  |     Share

ADP-PU21 - Adesso PS/2 to USB Adapter, connects 2 PS/2 connectors to 1 USB port/hub, Black

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$40.64  $54.86
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Product Overview

Adesso ADP-PU21 - PS/2 to USB Adapter, connects 2 PS/2 connectors to 1 USB port/hub,Black

Expert Overview

The Adesso ADP-PU21 is a PS/2 to USB adapter designed for IT professionals and businesses needing to integrate legacy PS/2 input devices with modern USB-only systems. This adapter facilitates the connection of two PS/2 devices, typically a keyboard and a mouse, to a single USB port on a computer or hub. It addresses the common challenge of extending the lifespan of existing PS/2 peripherals, including KVM switches that utilize PS/2 ports, when upgrading to newer hardware lacking native PS/2 support. Installation is straightforward, requiring no software drivers, and the unit is bus-powered, eliminating the need for an external power adapter. It is compliant with USB 1.0/1.1 revisions and supports both UHCI and OHCI specifications, ensuring broad compatibility for its intended use.

Technical Specifications

About this item : 

  • Easy installation, no software driver needed
  • Use Existing PS/2 Input Devices on New USB Computers
  • Connect Two PS/2 Input Devices to One USB (PC) Port
  • Works With All Adesso Touchpad and Trackball Keyboards
  • Compliant with USB 1.0/1.1 Revisions
  • Supports both UHCI and OHCI specifications
  • Converts 2 PS/2 devices (Keyboard & Mouse) to 1 USB port
  • Supports computer USB interface to PS/2 port of KVM Switch
  • Supports Bus-Power meaning no power adapter is needed
  • Easy installation with no software driver required

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
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  • Updated:
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  • Adesso
  • ADP-PU21
  • 783750001601
  • New
  • 1 lbs
  • 2 X 1 X 2
  • Aug 23, 2026
  • Aug 22, 2026
Product Identifiers: Brand: Adesso • Part #: ADP-PU21 • UPC: 783750001601 • Category: USB Cables

Frequently Asked Questions

What devices can this adapter connect?

This adapter is designed to connect two PS/2 input devices, such as a keyboard and a mouse, to a single USB port on a computer or USB hub. It also supports connecting a computer's USB interface to the PS/2 port of a KVM switch.

Is software installation required for this adapter?

No, the Adesso ADP-PU21 adapter offers easy installation with no software drivers needed. It is a plug-and-play solution.

Does this adapter require an external power source?

No, this adapter supports Bus-Power, which means it draws power directly from the USB port and does not require an external power adapter.

What USB specifications does this adapter support?

The adapter is compliant with USB 1.0/1.1 revisions and supports both UHCI and OHCI specifications, ensuring compatibility with a range of USB systems.

ADP-PU21 - Adesso PS/2 to USB Adapter, connects 2 PS/2 connectors to 1 USB port/hub, Black

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Reviews for Adesso ADP-PU21

$40.64