Class 43/44 locomotives have evolved over time in Romania to class 46.2 made by SOFTRONIC CRAIOVA with modernization of TSAM 2 type equipment. It is the most modern, reliable and efficient modernization made by a rolling stock manufacturer for this series of locomotives from Romania.
Even though SOFTRONIC has not modernized locomotives since 2011, the full activity being asynchronous locomotive and EMU production, the factory still occasionally produces TSAM equipment and performs RR overhauls - periodic vehicle repair, technological processes with lifting on axles / bogies for modernized locomotives by 2011.
