Guardian™ Home standby 17 kW, 70.8/66.6 A, 120-240 V generator. Generac OHVI air cooled engine. Features plateau honed cylinder walls and plasma-moly rings. Full pressure lubrication system with 2 year oil change interval. Aids in cooling the engine for longer life. Operates on clean burning, efficient natural gas or LP vapour. Skewed rotor design for smooth output waveform clean power. Automatic voltage regulator equipped for 1% regulation. Nexus™ Digital controller monitors and controls all functions. Provides system status compatible with Nexus™ wireless monitors. Sound attenuated weather proof enclosure. Attractive styling with lockable access doors. Incorporates electrostatically applied epoxy paint technology. Sound dampening enclosure limits sound pressure to a low 66 dB(A). 1 ft flexible fuel line and DVD manual included. Built-in battery charger. Automatic transfer switch ATS. Customize your system based on your actual application.