I--- Qelectrotech Siemens Library -

is a powerful, open-source CAD/CAE application primarily used for creating professional electrical, automation, and industrial documentation. While it comes with a built-in collection of over 8,200 symbols, many professionals look to integrate Siemens-specific libraries —such as those for S7-1200 or S7-1500 PLCs —to ensure their schematics reflect real-world industrial components with high accuracy.

QElectroTech organizes its assets into three main collections: i--- Qelectrotech Siemens Library -

Elements come with predefined metadata like manufacturer , article number , and order number , which can be exported to a .csv nomenclature for procurement. is a powerful

Because QET has an active community, many Siemens-specific elements are contributed by users and included in newer releases. and order number