Dual-element air cleaner filters air through two stages to reduce wear. Most models include an automatic voltage regulator. Onan-designed overhead valve engines are fuel efficient and deliver the power required. Onan portable have oversized fuel tanks for longer operating periods. Low oil shutdown automatically stops unit when oil level dips too low for proper operation.
Circuit breakers protect against overloads.
Easy to see and read, full-featured control panel is recessed for protection against accidental damage. Full wrap-around tubular steel frame provides extra structural protection. Automatic oil alarm - stops the engine if oil falls below a safe level. Less chance of engine burn-up due to low oil. Full power switch - full power can be directed into the 120 volt or shared between the 120 and 240 volt receptacles.