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- Aircraft start-up unit
- Frequency converter
- Air Starter Unit for aircraft
- Air-conditioning unit for aircraft
- Auxiliary 28VAC Generator
- Transportable Ground power Unit for helicopter
- 400 Hz Ground Power Unit for radar
- 50 Hz Specific Ground Power Unit

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The function of the Ground Power Unit is to ensure electrical supply to the aircraft by producing an alternative current at the 400Hz three phase frequency and/or a direct 28VDC current from a diesel engine.

Guinault ground power units for military applications differentiate from others by their advanced technology, providing:

a compact and lightweight solution enabling air transportation (1025 kg / 60 KVA 400Hz – 2000 A at 28VAC)

High-level performance, thanks to Guinault high efficiency alternators

Excellent reliability

Simple and quick maintenance

Excellent value for money

Excellent electromagnetic compatibility (MilStd 461 / 464 / GAM EG13)

The availability of numerous options makes it extremely versatile

All military requirements have been taken into account (decontamination, air transport, operation at altitude, operation on uneven ground, EMI…..


  Products Range
GA 400Hz – 115/200V Ground Power Unit diesel engine – option outlet(s) 28VDC – 400Hz/36V –28/56VDC - 100-200 KVA
GC20 New ultra compact 28Vdc GPU
GB45/20 400Hz/115V and 28VDC dual current power unit - 40-60kVA - ultra compact
GA45 Compact 400Hz - 115/200Vac - 45kVA Ground Power Unit
GB60/20 New compact Ground Power Unit type GB60/20 60kVA – 115/200V - 400Hz 28VDC


(c) GUINAULT 2004