On July 21, 2016, certification authority Register Certification for Federal Railway Transport federal budgetary institution issued Certificate of Compliance No.ТС RU C RU.ZhТ02.В.00879 series RU No.0441484 to Transconverter for auxiliary converter PSN110 U1 for the period until 20.07.2021.

In July, 2015 the design office of Transconverter JSC started the development of a new version 01 of ZUT105-01 U1 traction charging device for EKA-05 electric locomotives.