• C5 thermal shock climatic test

    The Proven Quality of SEA SpA Cast resin transformers

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  • Expansion of N’Dalatando substation in Angola

    Power transformer 60 MVA and 220 kV

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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

WETEX 2021

SEA will be part of WETEX 2021: from October 5 - 7, 2021, Dubai Exhibition Centre.

Expansion of N’Dalatando substation in Angola

SEA SpA has recently supplied a transformer with rated power of 60000 kVA and primary voltage 220 kV, destinated to increase the production of electricity in Angola in the N'Dalatando area.

E4 The Stockholm bypass Project

Stockholm is growing and by 2030 its population is expected to have increased from 2 million today to roughly 2.5 million.