Facts About Generators
GeneratorsDirectoryEnginesControllersPartsManufacturersGuides
Search models or part #
Home›Engines›Cummins/Onan GTA28

Cummins/Onan GTA28 Engine Engine

The Cummins/Onan GTA28 is a 28 L 12-cylinder turbocharged & aftercooled engine rated at 1800 rpm, producing up to 523 kW. It powers generator sets from Cummins/Onan and Katolight, including the GFGA, NL400FGZ4, NL400FJZ4 and NL400FNZ4. It holds 68 L (18.0 gal) of oil and 163 L (43.1 gal) of coolant.

28.0 L
Displacement
12
Cylinders
1800 rpm
Rated speed
523 kW
Gross power

Engine specifications

Oil capacity68.0 L
Coolant capacity163.0 L
Displacement28.0 L
Cylinders12
AspirationTurbocharged & Aftercooled
Rated speed1800 rpm
Gross power523 kW

Generator sets powered by this engine

6

Shared across brands: Cummins/Onan, Katolight

Cummins/Onan GFGAKatolight NL400FGZ4Katolight NL400FJZ4Katolight NL400FNZ4Katolight NL400FPZ4Katolight NL400FRZ4

Common questions

What is the oil capacity of the Cummins/Onan GTA28?

The Cummins/Onan GTA28 engine has an oil capacity of 68.0 liters.

What is the displacement of the Cummins/Onan GTA28?

The Cummins/Onan GTA28 has a displacement of 28.0 liters with 12 cylinders.

Which generators use the Cummins/Onan GTA28 engine?

The Cummins/Onan GTA28 powers 6 generator set(s), including Cummins/Onan GFGA, Katolight NL400FGZ4, Katolight NL400FJZ4, Katolight NL400FNZ4, Katolight NL400FPZ4.