Automatic Standby Generator Fuel Type Natural Gas Engine Cooling Liquid Phase Three Rated Voltage 120/240V AC Running Wattage - Natural Gas (NG) 48 kW Running Wattage - Diesel Not Applicable Rated Current @ 240V AC - Natural Gas (NG) 144 A Rated Current @ 240V AC - Diesel Not Applicable Transfer Switch Included No Transfer Switch Current Rating Not Applicable Service Rated Transfer Switch No CARB Compliant Yes Overall Length 76 15/16 in Overall Width 33 1/2 in