Server Operating Systems (ROK) – Windows Server OEM Licensing

Server Warehouse supplies a full range of ROK (Reseller Option Kit) operating systems for HPE ProLiant, Dell PowerEdge and Lenovo ThinkSystem servers. ROK licenses provide an affordable and fully compliant way to deploy Windows Server while ensuring the installation is optimised and supported by your server vendor.

What Is a ROK License?

A ROK operating system is an OEM version of Windows Server that is supplied through authorised channel partners. It uses vendor-specific activation keys and media, ensuring seamless installation on your hardware while lowering your licensing cost compared to retail versions.

• Lower cost than retail Windows Server
• Brand-specific support from HPE, Dell or Lenovo
• Optimised installation media for your server
• Genuine Microsoft OEM licensing
• Ideal for new server deployments in South Africa

Why Choose ROK from Server Warehouse?

Every ROK license we supply is genuine, vendor-approved and region-correct, giving your business long-term stability and full support coverage. Our team also ensures you get the correct edition for your workload, whether you’re running virtualised environments, Active Directory, file services or line-of-business applications.

Browse our range of Windows Server ROK operating systems below and equip your HPE, Dell, or Lenovo server with the right licensing from a trusted South African supplier.