In September 2025, the auxiliary converter PSN110 U1 was entered into the register of Russian industrial products of the Ministry of Industry and Trade of the Russian Federation.

The auxiliary converter PSN110 U1 is a component product for electric trains operating on road sections with a voltage of 3000 V DC. It is designed to convert the high voltage (2200…4000 V) of the contact network into the voltages required for powering lighting circuits, control, air conditioning, compressor, battery charging devices, etc.

The auxiliary converter PSN110 U1 has two output channels with three-phase voltages of 380 V and 220 V, 50 Hz.

The total rated output power of the auxiliary converter PSN110 U1 is 110 kVA.

The Ministry of Industry and Trade of the Russian Federation has assigned the auxiliary converter PSN110 U1 a registration number valid until 09/02/2026.