Kohler K25 Specs (Power | Consumption)

The Kohler K25 generator is listed with standby output of 24 kW, Diesel/HVO fuel, 60 Hz operation, 3 available voltage configurations, and sound level of 81.0 dBA @ [1, 7] m.

Kohler Generator Specifications

Generator • Diesel/HVO • 60 Hz

Standby power: 24 kWVoltage options: 3 configurationsDry weight: 1,124 lb (510 kg)

Key specifications

24 kW Standby power

Diesel/HVO Fuel

3 configurations Voltage options

1,124 lb (510 kg) Dry weight

81.0 dBA @ [1, 7] m Sound level

60 Hz Frequency

Useful generator charts

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

Estimated fuel consumption by load

Estimated from comparable Kohler diesel models; not a manufacturer-rated curve.

25% load

0.68 gal/hr

50% load

1.09 gal/hr

75% load

1.56 gal/hr

100% load

2.01 gal/hr

Estimated runtime by load

Calculated from the listed 17.6 gal fuel capacity and estimated fuel-consumption data.

25% load

26 hr

50% load

16.1 hr

75% load

11.3 hr

100% load

8.7 hr

Power-to-weight

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

This model

21.3 kW

Peer average

23.7 kW

62nd percentile

Power output

Low 22 kW High 24 kW

Standby

24 kW

Prime

22 kW

How the Kohler K25 compares

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

Standby power

24 kW

16% above avg

70th percentile

Dry weight

1,124 lb

In line with avg

58th percentile

Sound level

81 dBA

16% above avg

77th percentile

Oil capacity

1.72 gal

4% below avg

52nd percentile

Standby power24 kW

Low 15 kWAverage 20.7 kWHigh 28.1 kW

About 16% above the similar-output Kohler average. Around the 70th percentile for this field.

Dry weight1,124 lb

Low 487 lbAverage 1,116 lbHigh 2,961 lb

Very close to the similar-output Kohler average. Around the 58th percentile for this field.

Sound level81 dBA

Low 56.2 dBAAverage 70.1 dBAHigh 93 dBA

About 16% above the similar-output Kohler average. Around the 77th percentile for this field.

Oil capacity1.72 gal

Low 0.5 galAverage 1.8 galHigh 2.92 gal

About 4% below the similar-output Kohler average. Around the 52nd percentile for this field.

This model Peer average

Generator information

Manufacturer	Kohler
Model	K25
Generator type	Generator
Fuel	Diesel/HVO
Frequency	60 Hz

Electrical output

Standby power	24 kW
Prime power	22 kW
Standby kVA	30.0
Voltage options	480/277 V, 440/254 V, 220/127 V

Engine, cooling and controls

Engine model	KDI KDI2504M
Engine displacement	151 cu in (2.48 L)
Aspiration / cooling	Atmo
Rated engine speed	1800 rpm
Oil capacity	1.72 gal (6.5 L)
Controller	{'kind': 'APM303', 'spec': 'dual-function control panel', 'part_number': None, 'capacity_value': None, 'capacity_unit': None, 'interval_hours': None}, {'kind': 'APM403', 'spec': 'versatile control unit', 'part_number': None, 'capacity_value': None, 'capacity_unit': None, 'interval_hours': None}, {'kind': 'M80', 'spec': 'dual-function control panel', 'part_number': None, 'capacity_value': None, 'capacity_unit': None, 'interval_hours': None}
Alternator	KH00410T (4-pole, Class H insulation)
Emissions	Stage IIIA

Physical specifications

Dry weight	1, 124 lb (510 kg)
Dimensions (L × W × H)	57.5 × 28.1 × 42.6 in (1460 × 715 × 1081 mm)
Sound level	81.0 dBA @ [1, 7] m

Battery

Battery voltage	12 V

Fuel system and runtime

Fuel tank	17.6 gal (66.5 L)

Maintenance and service parts

Engine oil	Specification: genuine oil and filters recommended by Rehlko

Estimated fuel consumption

25% load	0.68 gal/hr (2.6 L/hr)
50% load	1.09 gal/hr (4.1 L/hr)
75% load	1.56 gal/hr (5.9 L/hr)
100% load	2.01 gal/hr (7.6 L/hr)

Estimated from comparable Kohler diesel generator curves using rated output, engine displacement, engine speed and aspiration where available. These are not manufacturer-rated values.

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