immersedfor railway applicationsfor electronics

power transformer
power transformer
power transformer
power transformer
power transformer
power transformer
power transformer
power transformer
power transformer
power transformer
power transformer
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for railway applications, for electronics, industrial, for electrical networks, for indoor service, for outdoor service, substation, for automotive applications, for DC/DC converters, for industrial applications, for offshore applications, for mining equipment
Electric power

Min.: 1 W

Max.: 1,000,000 W

Primary voltage

Min.: 20 kV

Max.: 400 kV

Secondary voltage

Min.: 410 V

Max.: 90,000 V


Transformer expertise in offshore and onshore wind transformer fields KOLEKTOR ETRA and SANERGRID present some renowned achievements in the demanding fields of renewable energies. Special transformers designed for offshore platforms and offshore wind fields, with many references in the North Sea. The KOLEKTOR ETRA - SANERGRID expertise does not stop at the simple manufacture of the transformer, respecting the technical requirements of the client, but also in the support of the overall project, in the logistics of transport, delivery, unloading and installation. We also have recognized know-how, particularly in the onshore and onsite wind farm fields for onshore wind or photovoltaic fields, with numerous European references, particularly in Germany, the United Kingdom, Norway and Sweden, countries which, like France, are famous for their high demand in quality and technical requirement. The SANERGRID service offer for installing KOLEKTOR ETRA transformers In a concern for proximity and always being closer to the customer and the high demands of the French market, SANERGRID and KOLEKTOR ETRA have created a network of French partner companies for transport, lifting and installation assembly and assembly of transformers to offer you a transformer turnkey delivered with a French know-how, involving the local industrial fabric to the success of the power transformer manufacturing plant KOLEKTOR ETRA



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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.