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Cummins Onan GFEB Specs (Power | Fuel Consumption)

The Cummins Onan GFEB generator is listed with standby output of 350 kW, Natural Gas fuel, 60 Hz operation, 8 available voltage configurations, and Three phase.

Cummins Onan Generator Specifications

Generator • Natural Gas • 60 Hz • Three phase

Standby power: 350 kWVoltage options: 8 configurationsDry weight: 9,332 lb (4,233 kg)

Key specifications

350 kW Standby power
Natural Gas Fuel
8 configurations Voltage options
Three phase Phase
9,332 lb (4,233 kg) Dry weight
60 Hz Frequency

Useful generator charts

Charts are shown only when this model has enough usable source data.

Power-to-weight
Standby output per 1,000 lb of dry weight versus similar-output Cummins Onan models.
This model

37.5 kW

Peer average

45.1 kW

42nd percentile
Power output
Low 350 kW High 350 kW
Standby

350 kW

Prime

350 kW

Model spec snapshot
Representative numeric specifications from this generator.
350 kWStandby
9,332.17 lbWeight

How the Cummins Onan GFEB compares

This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.

Standby power
350 kW
50% above avg
91st percentile
Dry weight
9,332 lb
58% above avg
91st percentile
Oil capacity
16.11 gal
110% above avg
99th percentile
Standby power350 kW
Low 150 kWAverage 232.8 kWHigh 354.6 kW

About 50% above the similar-output Cummins Onan average. Around the 91st percentile for this field.

Dry weight9,332 lb
Low 2,199 lbAverage 5,923 lbHigh 12,467 lb

About 58% above the similar-output Cummins Onan average. Around the 91st percentile for this field.

Oil capacity16.11 gal
Low 1.81 galAverage 7.66 galHigh 13.73 gal

About 110% above the similar-output Cummins Onan average. Around the 99th percentile for this field.

This model Peer average

Generator information

Manufacturer Cummins Onan
Model GFEB
Generator type Generator
Fuel Natural Gas
Frequency 60 Hz

Electrical output

Standby power 350 kW
Prime power 350 kW
Standby kVA 437.0
Voltage options 120/208 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 254/440 V, 277/480 V, 347/600 V
Phase Three phase
Power factor 0.8

Engine, cooling and controls

Engine model Cummins/Onan KTA19G
Engine displacement 1, 159 cu in (19 L)
Rated engine speed 1800 rpm
Engine oil capacity 16.1 gal (61 L)
Engine coolant capacity 20.1 gal (76 L)
Oil capacity 16.1 gal (61 L)
Coolant capacity 20.1 gal (76 L)
Maximum ambient 100 °F (38 °C)
Controller PowerCommand, PowerCommand 3.3
Emissions EPA SI NSPS Certified

Physical specifications

Dry weight 9, 332 lb (4, 233 kg)
Dimensions (L × W × H) 147 × 70 × 85 in (3734 × 1778 × 2159 mm)

Battery

Battery group 8D
Battery cranking 900 CCA
Battery voltage 24 V
Battery quantity 2

Fuel consumption

Standby 0%; 1%

Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.

Ernie Lo

Ernie Lo is a qualified web designer and web developer. He works as an IT support technician and website manager at Benleigh Vending, and he also fixes vending machines.

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