Power everywhere

Leroy-Somer Power

Leroy-Somer Electric Power Generation, a business unit of the Nidec Group, is the global leader in industrial alternators with power ranging from 10 kVA to 35,000 kVA. With its two leading brands, Leroy-Somer and Kato Engineering, Leroy-Somer Electric Power Generation works with generator set manufacturers and electric power producers worldwide to help the industry provide reliable and efficient power solutions. Leroy-Somer Electric Power Generation has over 5,000 employees, 10 production sites worldwide and a global service network.

Service Network

Find a service center near you.

We have global network of official service and spare parts centers.

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Nidec Generators Service Network


Nidec Leroy-Somer Factory : Angoulême, Sillac

Angoulême Sillac is the Nidec Leroy-Somer headquarter. With 20000m2 of manufacturing space, Sillac factory produces Low Voltage alternators from 10 to 1000 kVA.

Nidec Leroy-Somer Factory : Orléans

With 28 000 m² of manufacturing spaces, Orléans factory produces alternators from 1 MW to 25 MW, up to 80 t.

Nidec Leroy-Somer Factory : Orléans

Situated in Czech Republic, Olomouc factory, with 31000 m2 of manufacturing space, is one of the biggest production center of Low, Medium and High voltage industrial alternators in the world, from 10 to 4500 kVA.

GenOSys - Remote Power System Management

GenOSys - Remote Power System Management by Leroy-Somer and Kato Engineering

Leroy-Somer 100 years

In 2019, Leroy-Somer celebrates its 100th anniversary.

Leroy-Somer LSA range

The low voltage industrial alternators from the LSA series are built to meet the most stringent conditions and specifications.

Tradeshows and Events

PowerEx Live 2023
DEC 07, 2023 | Park Plaza, SE1 7UT, Westminster Bridge, London
Middle East Energy 2024
APR 16-18, 2024 | Dubai World Trade Centre, Dubai, UAE
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