The ElektroKalkulator app includes a set of specialized calculators and tools to support the design of grounding and surge protection systems. These calculators, developed by RST, allow you to select the right solutions in seconds.

Key Features:
10 calculators in one place
Automatic selection of surge arresters, tapes, and welding molds
Calculators and configurators supporting the design process
Immediate results: calculate, select, plan
The app also works offline
100% free
Most frequently used articles and guides
A compendium of knowledge at a glance
Current technical data and standards

The app was created as a practical tool to support the daily work of designers and installers. It allows for quick calculations and access to technical knowledge without having to search for information in catalogs or documentation.

Calculate. Select. Complete your project efficiently and without errors.