Onan 2.8 Generator Information


The Cummins Onan 2.8 kilowatt Microlite generator is specifically designed to provide portable AC power to recreational vehicle appliances, such as air conditioners. It features sound-attenuating insulation and a mounting system with vibration isolators to make it one of the quietest generators of its size.


  • The four-cycle engine in the Microlite is available in either gasoline or liquid propane fueled configurations. It produces 7 horsepower and features remote starting with a 12-volt electric starter. At full electric load, it consumes 0.43 gallons of fuel per hour. The average noise level of this generator is 70 dB at 10 feet and 58 dB at 50 feet.


  • The generator produces 2800 watts of 120-volt AC power and is rated at 23.3 amps. Cooling is provided by a direct-drive centrifugal blower. At 500 feet of elevation, the Onan 2.8 can power a 13,500 BTU RV air conditioner plus provide a 600-watt baseload.


  • The Onan 2.8 is 24 inches wide, 16.4 inches deep and 12.2 inches high. It weighs 113 lbs.

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