General Electric type AKRU, 3 pole, 480 volt, 1600 amp, fixed mount, electrically operated air breaker. Solid state retrofit devices can also be added. Please contact us to ensure you get the product you need and for pricing of the various options available. Each product is thoroughly tested prior to shipment and carries a 1 year Voyten Electric Warranty.AKRU-8B-50 FM-EO Air Breaker by General Electric