GEN-6000-0MKD Portable gasoline generators tend to be the most popular among contractors, but this portable diesel generator provides heavy-duty power for long life and extended operations. Plus, it costs less to operate than its gasoline counterparts. Engine: Industrial Kohler KD440 OHV diesel engine with electric start (battery included) Alternator: Brushless 120V/240V alternator · Total harmonic distortion (THD) less than 5% · 100% copper windings Frame:  Heavy-duty wraparound frame with 1-inch powder coated steel tubing · Low profile, compact design · Angled isolator design features six neoprene isolators Components: Easy-access and protected control panel with magnetic circuit breakers and GFCI-protected receptacles · Fuel shut-off valve · Easy-to-read fuel gauge · Voltmeter/hour meter · Fuel tanks are powder coated outside, zinc-plated inside to prevent rusting · Heavy-duty industrial air cleaners hold up under extreme conditions Miscellaneous: Circuit breaker protected Noise level tested at seven meters (75% load). Rating represents minimum noise level rating.