Microsoft

Microsoft E85-04741 Windows XP Professional SP2B System Builders

3.6 (12 reviews)

OEM system builder license of Windows XP Professional SP2B for custom PC builds and legacy deployments.

$149.00*
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*Price sourced from Amazon.com. Last updated:Jun 28, 2026.Price and availability are subject to change.

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Overview

The Microsoft Windows XP Professional SP2B System Builder edition is an OEM license package designed for system integrators and individuals building or refurbishing PCs. With Service Pack 2 already slipstreamed into the installation disc, setup is streamlined — you get the enhanced security features, Windows Firewall improvements, and stability fixes that SP2 introduced without needing a separate download. As a full installation license, it does not require a qualifying previous version of Windows, making it straightforward for fresh builds.

While Windows XP Professional was once the gold standard for business and power-user desktops, its practical applications today are limited to very specific scenarios. It remains relevant for running legacy industrial control software, older creative applications, or hardware peripherals whose drivers were never updated beyond XP. Because Microsoft ended all support in 2014, this operating system should not be used on machines connected to the internet or handling sensitive data. For isolated, air-gapped legacy workstations, however, it continues to provide a familiar and low-overhead operating environment.

Specifications

Publisher
Microsoft
Model Number
E85-04741
Operating System
Windows XP Professional SP2B
License Type
OEM / System Builder
Installation Type
Full Installation
Service Pack
SP2 (Pre-integrated)

Pros & Cons

👍 Pros

  • Includes Service Pack 2 pre-integrated, reducing post-install setup steps
  • Full OEM license allows clean installation without a prior Windows version
  • Provides a stable platform for running legacy software that requires Windows XP
  • Lightweight operating system with low hardware requirements compared to modern Windows editions

👎 Cons

  • No longer receives security updates or support from Microsoft since April 2014
  • OEM license is locked to the first hardware it is activated on and cannot be transferred
  • Incompatible with most modern software, browsers, and peripherals released after 2014
  • Lacks built-in support for current security protocols such as TLS 1.2, limiting internet usability

Frequently Asked Questions

A System Builder (OEM) license is intended to be installed on a new PC that you assemble or refurbish for resale or personal use. It is tied to the first machine it is activated on and cannot be transferred to a different computer.
Yes, this is the SP2B version, which means Service Pack 2 is already integrated into the installation media, so you won't need to download and apply it separately after install.
No. Microsoft ended all support for Windows XP, including extended security updates, in April 2014. This product will not receive any patches or security fixes.
This is a full OEM installation license. It does not require a previous version of Windows to be installed on the machine.
It is typically used to support legacy hardware or software that is incompatible with newer operating systems, such as specialized industrial equipment, older lab instruments, or vintage software applications.