The Mechanical Division is one of three Divisions of the IEn's Central Unit in Warsaw. The Division consists of 3 units:
- MAP - Measuring Apparatus Laboratory,
- MBM - Materials Testing and Diagnostics Department,
- MDT - Technical Diagnostics and Power Equipment Modernization Laboratory,
The above units are located in Warsaw - Siekierki, Augustówka 36.
The head of the Mechanical Division is Mr. Marek Rusiniak, MSc.