Our company

Since 2007, our company is specialized in the design, manufacture and marketing of bunds and fireproof systems for electrical transformers, in order to avoid soil pollution.

In May 2020, SONEC became the Authorized “Services” Partner of the manufacturer Kolektor ETRA and supervises the installations in France of all its High Voltage transformers up to 500MVA and 420kV

Our factories work with:



stainless steel

Our assets

  • Flexibility of deadlines

  • Respect of the standards

  • Test carried out at CNPP

  • Reactivity to better meet your needs

  • French production