• Transforming the future

    Solutions for electrical energy in the world

  • Oil & Gas

    Solutions for reliability of processes

  • Renewables

    Solutions for operational efficiency lowering environmental impact

  • Mining and cement industry

    Solutions to increase performance in extraction and material handling

  • Metals

    Solutions for a better productivity


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

SEA and CESI....another successful history for our Power transformers

SEA obtained during September 2014 another important result for its Power transformers. 
Dinamic Short Circuit  Withstand Test according to the IEC60076-5 has been carried out giving very satisfactory results on one transformer recently manufactured for our important Customer.


Top marks after Short-circuit withstand test

The new transformer type OTN-25000 kVA with some tecnical improvements for mobile substations has been subjected to the short-circuit withstand test at Kema Laboratory of  Prague in order to confirm that its design meets the requirements of GOST Standard.