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

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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 : Fuzhou

Situated in the Republic of China, Fuzhou factory, with 70,000 m² of manufacturing space, is a production center of Low & Medium voltage industrial alternators, from 10 to 17,000 kVA.

Nidec Leroy-Somer Factory : Hubli & Bengaluru in India

Located in India, the Hubli and Bengalore plants, with production areas of 23,200 m² and 32,500 m² respectively, design and manufacture standard or customised Leroy-Somer industrial alternators, in low, medium and high voltage from 5 kVA to 4,000 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.
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