Windows Server at KARINEX
Windows Server – the operating system for businesses
Windows Server 2025, 2022 and 2019 as a genuine license for businesses, IT departments and system houses. Standard and Datacenter editions for virtualization, Active Directory, file shares and network services. Buy once, use permanently.
At KARINEX you receive your product key digitally by email – within just a few minutes of payment. Includes download link, installation guide and an invoice with VAT shown separately.
Delivery
Instantly by email
Activation
Online via Microsoft
License type
Perpetual license
Guarantee
100-day money-back
Available versions
We carry current and proven Windows Server versions – suitable for migration, new deployments and existing systems:
Windows Server 2025
Current version – improved security, hotpatching and full Microsoft support
Windows Server 2022
Proven version with extended cloud and security features – supported long-term
Windows Server 2019
Stable version for existing systems and applications with specific compatibility requirements
Older versions
Windows Server 2016, 2012 R2 and 2008 R2 for migration and legacy applications
Editions at a glance
Microsoft offers two main editions – the right choice depends on your virtualization needs:
Standard
For physical or lightly virtualized environments – includes two VM licenses
Datacenter
For heavily virtualized data centers – unlimited VM licenses per licensed host
Essentials
For small businesses with up to 25 users – simplified licensing without CALs
Typical use cases
Windows Server forms the foundation for central IT services in businesses:
Active Directory
Central user management, authentication and group policies
Hyper-V
Virtualization platform for virtual machines and containers
File shares
Central file and print services with permission control
Remote Desktop
Terminal server services for central application delivery
A note on CALs
To access Windows Server (except Essentials) you additionally need Client Access Licenses (CALs) – either per user or per device. If you have questions about the right licensing, we are happy to advise you by email.
Why buy Windows Server at KARINEX?
01
Instant digital delivery – product key within just a few minutes by email
02
German-language support – personal help with installation, activation and licensing
03
Secure payment – SSL-encrypted with Klarna, Apple Pay and more
04
Invoice with VAT – fully tax-deductible for businesses
05
statutory right of withdrawal (14 days) – if you are not satisfied, we will refund the full purchase price
Choose your suitable Windows Server version below. If you have questions about the edition, the number of CALs or the licensing model, our German-language support is available by email at any time.
