Kohler 20REOZT Specs (Power | Consumption)

The Kohler 20REOZT generator is listed with standby output of 20 kW, Diesel fuel, 60 Hz operation, 3 available voltage configurations, Single phase, and sound level of 65 dBA @ 75 ft (23 m).

Kohler Generator Specifications

Generator • Diesel • 60 Hz • Single phase

Standby power: 20 kWVoltage options: 3 configurationsDry weight: 3,801 lb (1,724 kg)

Key specifications

20 kW Standby power

Diesel Fuel

3 configurations Voltage options

Single phase Phase

3,801 lb (1,724 kg) Dry weight

65 dBA @ 75 ft (23 m) Sound level

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.

50% load

1.1 gal/hr

75% load

1.4 gal/hr

100% load

1.9 gal/hr

Power-to-weight

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

This model

5.3 kW

Peer average

23.7 kW

2nd percentile

Power output

Low 20 kW High 21 kW

Standby

20 kW

Prime

21 kW

Model spec snapshot

Representative numeric specifications from this generator.

20 kWStandby

3,800.77 lbWeight

65 dBASound

How the Kohler 20REOZT compares

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

Standby power

20 kW

4% below avg

49th percentile

Dry weight

3,801 lb

241% above avg

98th percentile

Sound level

65 dBA

7% below avg

50th percentile

Oil capacity

1.72 gal

4% below avg

52nd percentile

Standby power20 kW

Low 15 kWAverage 20.7 kWHigh 28.1 kW

About 4% below the similar-output Kohler average. Around the 49th percentile for this field.

Dry weight3,801 lb

Low 487 lbAverage 1,116 lbHigh 2,961 lb

About 241% above the similar-output Kohler average. Around the 98th percentile for this field.

Sound level65 dBA

Low 56.2 dBAAverage 70.1 dBAHigh 93 dBA

About 7% below the similar-output Kohler average. Around the 50th 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	20REOZT
Generator type	Generator
Fuel	Diesel
Frequency	60 Hz

Electrical output

Standby power	20 kW
Prime power	21 kW
Standby kVA	25.0
Voltage options	110/127 V, 139/240 V, 254/277 V
Phase	Single phase
Circuit breaker	80 A

Engine, cooling and controls

Engine model	Mitsubishi S4Q2.Y362SD
Engine displacement	153 cu in (2.5 L)
Aspiration / cooling	Naturally Aspirated
Rated engine speed	1800 rpm
Engine oil capacity	1.72 gal (6.5 L)
Engine coolant capacity	1.59 gal (6 L)
Oil capacity	1.72 gal (6.5 L)
Controller	Decision-Maker 1000
Alternator	Leroy-Somer LSA422S5
Emissions	Tier 3

Physical specifications

Dry weight	3, 801 lb (1, 724 kg)
Dimensions (L × W × H)	157.2 × 73.5 × 86.9 in (3993 × 1867 × 2206 mm)
Sound level	65 dBA @ 75 ft (23 m)

Fuel consumption

Prime	1.1 gal/h (4.1 L/h) @ 50%; 1.4 gal/h (5.4 L/h) @ 75%; 1.9 gal/h (7.2 L/h) @ 100%

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