TMK 2300

It began production in 2009, based on further development of its predecessor, TMK 2200, using Končar's proprietary R&D and technology.

[3] The tram is equipped with batteries in case of a power outage, giving it an additional 500-metre (1,600 ft) distance at low speed without an external electric source.

[3] As with the previous 2200 model, the bogie is designed as to store wheels in the bearing boxes that form the basic frame.

[4] A total of two units are operated by ZET in Zagreb, Croatia, one was delivered on 29 December 2009, the other on 1 May 2010.

[6][7] Liepājas tramvajs of Liepāja, Latvia ordered 14 units in 2018, under the name TMK 2300 LT.[8] The purchase was partially financed by the European Union fund 'Tram Line and Adjacent Area Reconstruction Phase 2'.