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Cummins/Onan GFEB Generator Set

The Cummins/Onan GFEB is a 350 kW (437 kVA) Gaseous standby generator set powered by a Cummins/Onan GTA19-G2 engine. It is available at 120/208 V, 120/240 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 254/440 V, 277/480 V and 347/600 V, 3-phase, 60 Hz and rated 421 A. It holds about 61 L (16.1 gal) of oil and 76 L (20.1 gal) of coolant, with a maximum ambient rating of 40 °C. Starting uses 2 group-8 batteries at 24 V. The set measures 3556×1448×2007 mm (140.0×57.0×79.0 in) and weighs about 4233 kg (9332 lb). The same GTA19-G2 engine also powers generator sets from Katolight.

350 kW
Standby
19.0 L
Displacement
61.0 L
Oil capacity
2
Document types

How to read your Cummins/Onan serial & model number →

Specifications

FuelGaseous
Frequency60.0 Hz
Standby power350 kW
Standby kVA437
Prime power320 kW
EmissionsEPA SI NSPS
ControllerPowerCommand, PowerCommand 3.3
Oil capacity61.0 L
AlternatorADS341
Voltage options120/208 V, 120/240 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 254/440 V, 277/480 V, 347/600 V
Phase3
Rated current421 A
Power factor0.8
Circuit breaker421 A
Battery group8D (x2)
Battery voltage24 V
Battery quantity2
Coolant capacity76.0 L
Max ambient40 °C
Dimensions (L×W×H)3556×1448×2007 mm
Dry weight4233 kg

Engine

Cummins/Onan GTA19-G2
Oil capacity54.9 L
Coolant capacity30.0 L
Displacement19.0 L
AspirationNatural
Rated speed1800 rpm

Filters for the Cummins/Onan GTA19-G2

1

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Oil filterP551670Lube Filter, Spin-On Full FlowCUMMINS 298670, CUMMINS 299670, NAPA 1970, CARBOCOL 0026 FridayParts $26.68

Same engine, other brands

1 brand

The Cummins/Onan GTA19-G2 in this set also powers 5 generator sets sold under 1 other brand. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.

BrandModels
KatolightNL350FGZ4, NL350FJZ4, NL350FNZ4, NL350FPZ4, NL350FRZ4

Maintenance & consumables

for the Cummins/Onan GTA19-G2
ItemSpecCapacityPart #Interval
Air filter—
Fuel filter—
Oil filter—
Battery—
Belt—
Coolant—
Oil—
Spark plug—

Common questions

What size generator is the Cummins/Onan GFEB?

The Cummins/Onan GFEB is rated 350 kW standby (437.0 kVA).

What engine is in the Cummins/Onan GFEB?

The Cummins/Onan GFEB is powered by the Cummins/Onan GTA19-G2 engine.

What fuel does the Cummins/Onan GFEB use?

The Cummins/Onan GFEB runs on Gaseous.

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

The Cummins/Onan GTA19-G2 engine in the Cummins/Onan GFEB has an oil capacity of 54.9 liters.

What is the cooling system capacity of the Cummins/Onan GFEB?

The Cummins/Onan GFEB cooling system holds 76 liters (20.1 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the prime power rating of the Cummins/Onan GFEB?

The Cummins/Onan GFEB is rated 320 kW prime (400 kVA), against 350 kW standby.

How much does the Cummins/Onan GFEB weigh?

The Cummins/Onan GFEB has a dry weight of 4233 kg (9332 lb).

What voltage does the Cummins/Onan GFEB produce?

The Cummins/Onan GFEB is offered in 120/208 V, 120/240 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 3-phase.

What battery does the Cummins/Onan GFEB use?

The Cummins/Onan GFEB uses 2 batteryies, 24 V each, group 8D (x2), per the manufacturer specification sheet.

What alternator comes on the Cummins/Onan GFEB?

The Cummins/Onan GFEB uses a ADS341 alternator.

Fuel consumption

RatingLoadL/hgal/h
Standby25%1310.0346.07
Standby50%350.0262.0
Standby100%531.0350.0

Available documents

Spec sheet — Cummins-350-GFEB-Cert KTA19-SLB (Cummins/Onan)Reference — Cummins-GTA19-G2spec-sheet (Cummins/Onan)

This page was generated from the 2 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.