• The ECO HV/MV transformer for ENEL

    - Low losses
    - Reduction of CO2 emissions

    - Less waste
    - High safety

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  • Bluemint Steel

    Focus on reduction of CO2 emissions

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  • C5 thermal shock climatic test

    The Proven Quality of SEA SpA Cast resin transformers

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  • Rectifier transformer units


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Technology, Reliability, Safety 

Experience for high performance products since 1959

SEA has become synonymous of technology, reliability, safety and service thanks to our managers, to the creativity and experience of our designers, to technicians’ steady updating, to continuous investment in research and development derived by a strong motivation to constant improvement.
Professional competence and the best technology are at disposal to meet any requirements:
Single-phase & three-phase liquid immersed or dry cast resin and air insulated Nomex® transformers, amorphous & high efficiency transformers, reactors and coils with different powers, cooling and not standard executions.
A range of high quality expertise addressed to any kind of customer: from utilities to OEM's (Original Equipment Manufacturer), from EPC's needs (Engineering Procurement and Construction) to standard distribution purposes.
A trademark which renovates itself with trading seriousness and reliability for a steady evolution within tradition.

News & Events

DPE 2023

SEA will be part of DPE 2023: from March 22 - 24, 2023, Rimini will be once again the Italianb heart of Energy. 

Bluemint Steel

SEA SpA has recently signed a Memorandum of Understanding with Thyssenkrupp ElectricalSteel to reduce CO2 emissions in its value chain.

7000 km by bike to help Michele

SEA SpA has decided to support the fundraising for the medical treatment of Michele Confente, an unfortunate boy from Montecchio Maggiore, who fell during an excursion on Pasubio Mountain and is now hospitalized in serious condition.

The ECO HV/MV transformer for ENEL

SEA SpA has recently positively tested a 25 MVA 132 / 15.6 kV transformer insulated with natural ester fluid and with aluminium radiators.