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In 2006 Siemens, Mapna and the Islamic Republic of Iran Railways agreed a contact for the supply of 150 four axle Bo'Bo' 2.4 MW (3,200 hp) locomotives for passenger train use. 30 of the locomotives were to be manufactured in Germany (Siemens. Munich), and the remaining 120 locomotives manufactured in Iran under a technology transfer agreement. The value of the contract was $450 million (€294 million).
The first locomotive was manufactured by Siemens in early 2010.