Kohler 50ROZ Specs (Power | Consumption)

The Kohler 50ROZ generator is listed with standby output of 55 kW, Diesel fuel, 60 Hz operation, 7 available voltage configurations, Three phase, and rated current of 191 A.

Kohler Generator Specifications

Generator • Diesel • 60 Hz • Three phase

Standby power: 55 kWVoltage options: 7 configurationsRated current: 191 ADry weight: 1,814 lb (823 kg)

Key specifications

55 kW Standby power

Diesel Fuel

7 configurations Voltage options

Three phase Phase

191 A Rated current

1,814 lb (823 kg) Dry weight

60 Hz Frequency

Useful generator charts

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

Fuel consumption by load

How fuel use changes as generator load increases.

25% load

1.6 gal/hr

50% load

2.3 gal/hr

75% load

3.2 gal/hr

100% load

4.3 gal/hr

Power-to-weight

Standby output per 1,000 lb of dry weight versus similar-output Kohler models.

This model

30.3 kW

Peer average

24.9 kW

89th percentile

Power output

Low 50 kW High 55 kW

Standby

55 kW

Prime

50 kW

Model spec snapshot

Representative numeric specifications from this generator.

55 kWStandby

191 ACurrent

1,814.4 lbWeight

How the Kohler 50ROZ compares

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

Standby power

55 kW

34% above avg

96th percentile

Rated current

191 A

28% above avg

82nd percentile

Dry weight

1,814 lb

9% below avg

43rd percentile

Oil capacity

3.49 gal

38% above avg

74th percentile

Standby power55 kW

Low 30 kWAverage 41.1 kWHigh 55 kW

About 34% above the similar-output Kohler average. Around the 96th percentile for this field.

Rated current191 A

Low 43 AAverage 149 AHigh 221 A

About 28% above the similar-output Kohler average. Around the 82nd percentile for this field.

Dry weight1,814 lb

Low 657 lbAverage 1,994 lbHigh 4,385 lb

About 9% below the similar-output Kohler average. Around the 43rd percentile for this field.

Oil capacity3.49 gal

Low 1.09 galAverage 2.52 galHigh 4.12 gal

About 38% above the similar-output Kohler average. Around the 74th percentile for this field.

This model Peer average

Generator information

Manufacturer	Kohler
Model	50ROZ
Generator type	Generator
Fuel	Diesel
Frequency	60 Hz

Electrical output

Standby power	55 kW
Prime power	50 kW
Standby kVA	69.0
Voltage options	120/208 V, 120/240 V, 127/220 V, 139/240 V, 220/380 V, 277/480 V, 347/600 V
Phase	Three phase
Rated current	191 A
Power factor	0.8

Engine, cooling and controls

Engine model	John Deere 4039T
Engine displacement	239 cu in (3.92 L)
Aspiration / cooling	Turbocharged
Rated engine speed	1800 rpm
Engine oil capacity	3.49 gal (13.2 L)
Engine coolant capacity	4.76 gal (18 L)
Oil capacity	3.49 gal (13.2 L)
Coolant capacity	4.76 gal (18 L)
Maximum ambient	122 °F (50 °C)
Controller	Decision-Maker 1, Decision-Maker 340, Engine Gauge Box

Physical specifications

Dry weight	1, 814 lb (823 kg)
Dimensions (L × W × H)	82 × 29 × 43 in (2083 × 737 × 1093 mm)

Battery

Battery cranking	640 CCA
Battery voltage	12 V
Battery quantity	1

Fuel consumption

Standby	1.6 gal/h (6.1 L/h) @ 25%; 2.3 gal/h (8.7 L/h) @ 50%; 3.2 gal/h (12.1 L/h) @ 75%; 4.3 gal/h (16.3 L/h) @ 100%
Prime	1.2 gal/h (4.5 L/h) @ 25%; 1.9 gal/h (7.2 L/h) @ 50%; 2.6 gal/h (9.8 L/h) @ 75%; 3.1 gal/h (11.7 L/h) @ 100%

Maintenance and service parts

Oil filter	Part number: 229678
Fuel filter	Part number: 223414; Specification: Primary

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