This model features a premium Guardian model OHV, 1 cylinder, 7.8 HP, gasoline fueled, air cooled engine with electric start. This model runs at 3600 RPM and generates 3.6 kW (3.6 kVA) 60 Hz, of Standby (emergency or maximum) power and 3.2 kW prime (continuous) power at a primary voltage of 277/480 VAC, single phase, 60 Hertz, with 3% voltage accuracy. The 4709 has been upgraded to include an oil cooler to increase performance in high ambient conditions. Unit is painted black and has an aluminum diamond plate door. Other voltages available are shown in the opened Specifications Window (Click the Open Specification Window button). 50 Hz models are available as a special order. To see 50 Hz amperages click on the 50 Hz box in the opened Specification Window.

In the opened specification window you can find conversions for metric measurements, single phase deration of three phase units, derating calculations for elevation and temperature as well as fuel consumption and total run time by tank size. Click the Open Specification Window button to see these utilities and additional information.

Enclosed dimensions are 29.5" Long X 19" Wide X 13.5" High. Enclosed weight is 165 lbs. Enclosed quietness is 68.9 db at 7 meters.

This product has a factory warranty of 36 months Please see model notes below.