SIMATIC WinCC OA
The freedom of "Open Architecture"
SIMATIC WinCC Open Architecture is designed for applications of large scale and high complexity as well as projects with special requirements on system prerequisites and customized functionality. With SIMATIC WinCC OA, you can build vendor- and platform-independent SCADA systems that are scalable and offer unlimited global access over the web – even over native iOS and Android user interfaces or browser-based clients. Due to the scalability and flexibility it is the perfect choice to create solutions including centralized control stations and geographically widely distributed systems.

Ready for Hannover Messe 2022
Visit us at Hannover Messe from May 30 to June 2, 2022, and experience firsthand our motto for the trade fair: “Let’s combine real and digital worlds for a sustainable tomorrow.”
Register today for your free ticket and to take advantage of other great event offers.
We’re ready to see you once again and for inspiring conversations!

SIMATIC IPC and SIMATIC HMI: Hardware and software from a single source
Packages with WinCC for powerful data acquisition, evaluation, and visualization: Decide for the Siemens system solution with optimally matched hardware and software. You’ll not only benefit from a special price, but also from many other advantages of the complete packages.

Get your WinCC OA system configured according to your individual requirements
A highly modular SCADA system with unlimited customizing possibilities?
That looks like the ideal candidate for an intelligent configurator.
The TIA Selection Tool supports you with smart functions and wizards as well as plausibility checks while planning your system and creates a parts list for your shopping cart at Industry Mall.

Security information
In order to protect plants, systems, machines and networks against cyber threats, it is necessary to implement – and continuously maintain – a holistic, state-of-the-art industrial security concept. Siemens’ products and solutions only form one element of such a concept. For more information about industrial security, please visit.