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Sönmez Transformer Company ( STS ) manufactures power transformers, special transformers for different applications and reactors. The Company was founded in 1976 and located in Gebze which is close to Istanbul. The modern transformer production plant was set up over an area 7500 sq.m., and is a large plant for special transformers. The plant makes use of advanced transformer/reactor manufacturing technologies based on know-how provided by ourself. The plant employs a staff of about 72 people. The plant is divided into the following department: winding, core production, assembly drying vacuum fill oil, modern test laboratory, finishing department and quality assurance department.

News

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We will present our products at Indonesia 2015 Electric, Power & Renewable Energy exhibition which will be realized in Jakarta, Indonesia between 16-19 September 2015.


We will participate to "11. RLC Günleri" at Yıldız Technical Univers'ty as silver sponsor - 25.02.2015.

We will participate to İstanbul Technical University-Human Resources Session on 24.02.2015.
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We wish you all good health happiness and success in 2015.
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   We have provided scoreboard for our town’s football club, Darıca Gençlerbirliği. We wish good luck to Darica Gençlerbirliği with new season.
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          We have attended to Anadolu Efes's 500th European tournament match with our staff
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We are proud of being first Turkish locomotive transformer manufacturer.
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We have made the shipment of 10000 serial numbered transformer from our Gebze factory.
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We have presented our products at Hannover Messe 2014 exhibition which will be realized in Hannover, Germany between 7-11 April 2014. Our booth  number is  Hall 12, B06/18 .

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The coils which are produced for European Organization for Nuclear Research (CERN) have been successfully tested.
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Sönmez Trafo started to produce transformers by using clean energy. We started generating 50 kWh clean energy per day with photovoltaic panels.
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You could visit our Facebook page...
https://www.facebook.com/sonmeztrafo