High Efficiency

High Efficiency Generators

Kato Engineering Ultra High Efficiency alternators range from 380 to 690 V.* Kato Engineering's patented high efficiency units deliver optimum efficiencies beyond the traditional approach to high efficiency generators.

We offer the following specifications:

Power Rating: 500 kW - 15 MW

Frequency: 60 Hz or 50 Hz, three phase

Speed: @ 50/60 Hz: 1500/1800 RPM, 1000/1200 RPM

Rotor and stator insulation: Class F or Class H with 100% solids epoxy resin vacuum-pressure impregnation (VPI)

Efficiency: Up to 98.0% (@ 0.9 PF) depending on kW rating, operating speed and voltage. Product uses high grade electrical steel for high efficiency.

Enclosures: Open drip proof is standard

Standards & certifications available

Construction features

To find out more on our standard high efficiency generators, please contact us at:

KatoEngineering@mail.nidec.com or 507-625-4011


 Introducing: Laminar Crossflow Technology
with up to 98.0% efficiency (@ 0.9 PF)!

Click here for more information

* Consult the factory for higher voltages.


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