Kohler 30RFZ Specs (Power | Consumption)

The Kohler 30RFZ generator is listed with standby output of 27 kW, Gasoline fuel, 50 Hz operation, 6 available voltage configurations, Three phase, and rated current of 89 A.

Kohler Generator Specifications

Generator • Gasoline • 50 Hz • Three phase

Standby power: 27 kWVoltage options: 6 configurationsRated current: 89 A

Key specifications

27 kW Standby power

Gasoline Fuel

6 configurations Voltage options

Three phase Phase

89 A Rated current

50 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

2 gal/hr

50% load

2.6 gal/hr

75% load

3.1 gal/hr

100% load

3.9 gal/hr

Power output

Low 24 kW High 27 kW

Standby

27 kW

Prime

24 kW

Model spec snapshot

Representative numeric specifications from this generator.

27 kWStandby

89 ACurrent

How the Kohler 30RFZ compares

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

Standby power

27 kW

30% above avg

90th percentile

Rated current

89 A

3% below avg

68th percentile

Oil capacity

1.74 gal

In line with avg

59th percentile

Standby power27 kW

Low 15 kWAverage 20.7 kWHigh 28.1 kW

About 30% above the similar-output Kohler average. Around the 90th percentile for this field.

Rated current89 A

Low 64 AAverage 92 AHigh 162 A

About 3% below the similar-output Kohler average. Around the 68th percentile for this field.

Oil capacity1.74 gal

Low 0.5 galAverage 1.8 galHigh 2.92 gal

Very close to the similar-output Kohler average. Around the 59th percentile for this field.

This model Peer average

Generator information

Manufacturer	Kohler
Model	30RFZ
Generator type	Generator
Fuel	Gasoline
Frequency	50 Hz

Electrical output

Standby power	27 kW
Prime power	24 kW
Standby kVA	34.0
Voltage options	110/220 V, 110/190 V, 220/380 V, 230/400 V, 240/416 V, 120/208 V
Phase	Three phase
Rated current	89 A
Power factor	0.8

Engine, cooling and controls

Engine model	Ford CSG-649
Engine displacement	302 cu in (4.951 L)
Aspiration / cooling	Natural Aspiration
Rated engine speed	1800 rpm
Engine oil capacity	1.74 gal (6.6 L)
Engine coolant capacity	2.69 gal (10.2 L)
Oil capacity	1.74 gal (6.6 L)
Coolant capacity	5.31 gal (20.1 L)
Maximum ambient	104 °F (40 °C)
Alternator	Kohler 4P5

Physical specifications

Dimensions (L × W × H)	88.3 × 29 × 41.7 in (2242 × 737 × 1059 mm)

Fuel consumption

Prime	2.0 gal/h @ 25%; 2.6 gal/h @ 50%; 3.1 gal/h @ 75%; 3.9 gal/h @ 100%

Maintenance and service parts

Coolant	Specification: 50% ethylene glycol and 50% clean, softened water; Capacity: 28.8 L

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