Cummins Onan C800D6RG Specs (Power | Fuel Consumption)

The Cummins Onan C800D6RG generator is listed with standby output of 800 kW, 60 Hz operation, 3 available voltage configurations, 3 phase, and sound level of 80 dBA @ 23 ft (7 m).

Cummins Onan Generator Specifications

Generator • 60 Hz • 3 phase

Standby power: 800 kWVoltage options: 3 configurationsDry weight: 33,755 lb (15,311 kg)

Key specifications

800 kW Standby power

3 configurations Voltage options

3 phase Phase

33,755 lb (15,311 kg) Dry weight

80 dBA @ 23 ft (7 m) Sound level

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

23.7 kW

Peer average

58 kW

9th percentile

Power output

Low 725 kW High 800 kW

Standby

800 kW

Prime

725 kW

Model spec snapshot

Representative numeric specifications from this generator.

800 kWStandby

33,754.98 lbWeight

80 dBASound

How the Cummins Onan C800D6RG 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

800 kW

20% above avg

79th percentile

Dry weight

33,755 lb

118% above avg

94th percentile

Sound level

80 dBA

6% below avg

28th percentile

Oil capacity

26.95 gal

In line with avg

53rd percentile

Standby power800 kW

Low 400 kWAverage 665.2 kWHigh 921.6 kW

About 20% above the similar-output Cummins Onan average. Around the 79th percentile for this field.

Dry weight33,755 lb

Low 4,643 lbAverage 15,485 lbHigh 39,573 lb

About 118% above the similar-output Cummins Onan average. Around the 94th percentile for this field.

Sound level80 dBA

Low 72.6 dBAAverage 84.8 dBAHigh 91.3 dBA

About 6% below the similar-output Cummins Onan average. Around the 28th percentile for this field.

Oil capacity26.95 gal

Low 8.83 galAverage 27 galHigh 54.53 gal

Very close to the similar-output Cummins Onan average. Around the 53rd percentile for this field.

This model Peer average

Generator information

Manufacturer	Cummins Onan
Model	C800D6RG
Generator type	Generator
Frequency	60 Hz

Electrical output

Standby power	800 kW
Prime power	725 kW
Voltage options	208 V, 480 V, 600 V
Phase	3 phase
Circuit breaker	3000 A

Engine, cooling and controls

Engine model	Cummins/Onan QSK23-G7
Engine displacement	1, 413 cu in (23.15 L)
Aspiration / cooling	turbocharged and low temperature after-cooled
Engine oil capacity	26.9 gal (102 L)
Oil capacity	26.9 gal (102 L)
Controller	PowerCommand
Alternator	Cummins/Onan HCI634H
Emissions	TPEM (Tier II)

Physical specifications

Dry weight	33, 755 lb (15, 311 kg)
Dimensions (L × W × H)	359 × 96 × 114 in (9119 × 2438 × 2896 mm)
Sound level	80 dBA @ 23 ft (7 m)

Battery

Battery group	8D
Battery cranking	1250 / 1500 CCA
Battery quantity	4

Fuel system and runtime

Fuel tank	1, 703.9 gal (6, 450 L)

Fuel consumption

Standby	64.4 gal/h (17 L/h)
Prime	58.7 gal/h (15.5 L/h)

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