Electrical Power Surge™ Alternator for Generators This moveable generator alternator creates in excess of twenty five% more surge wattage to start out large motor-driven appliances and applications simultaneously. 20kW to 29kW 30kW to 39kW 40kW to 49kW 50kW to 59kW 60kW to 69kW 70kW to 79kW 80kW to 89kW 90kW http://genmasterhub.com