Kohler 120REOZT4 Specs (Power | Consumption)

The Kohler 120REOZT4 generator is listed with standby output of 105 kW, Diesel fuel, 60 Hz operation, 115 V, 200 V output, Single phase / Three, and sound level of 71 dBA @ 23 ft (7 m).

Kohler Generator Specifications

Generator • Diesel • 60 Hz • Single phase / Three

Standby power: 105 kWVoltage options: 115 V, 200 VDry weight: 5,864 lb (2,660 kg)

Key specifications

105 kW Standby power

Diesel Fuel

115 V, 200 V Voltage options

Single phase / Three Phase

5,864 lb (2,660 kg) Dry weight

71 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.

Fuel consumption by load

How fuel use changes as generator load increases.

No load

0.8 gal/hr

25% load

2.7 gal/hr

50% load

4.3 gal/hr

75% load

6 gal/hr

100% load

8.1 gal/hr

Estimated runtime by load

Calculated from the listed 192.1 gal fuel capacity and fuel-consumption data.

No load

240.1 hr

25% load

71.1 hr

50% load

44.7 hr

75% load

32 hr

100% load

23.7 hr

Power-to-weight

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

This model

17.9 kW

Peer average

29.1 kW

24th percentile

Power output

Low 96 kW High 105 kW

Standby

105 kW

Prime

96 kW

How the Kohler 120REOZT4 compares

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

Standby power

105 kW

17% above avg

77th percentile

Dry weight

5,864 lb

56% above avg

84th percentile

Sound level

71 dBA

In line with avg

75th percentile

Oil capacity

5.55 gal

61% above avg

93rd percentile

Standby power105 kW

Low 60 kWAverage 90 kWHigh 127 kW

About 17% above the similar-output Kohler average. Around the 77th percentile for this field.

Dry weight5,864 lb

Low 1,883 lbAverage 3,755 lbHigh 8,555 lb

About 56% above the similar-output Kohler average. Around the 84th percentile for this field.

Sound level71 dBA

Low 61 dBAAverage 69.1 dBAHigh 75 dBA

Very close to the similar-output Kohler average. Around the 75th percentile for this field.

Oil capacity5.55 gal

Low 1.24 galAverage 3.45 galHigh 7.29 gal

About 61% above the similar-output Kohler average. Around the 93rd percentile for this field.

This model Peer average

Generator information

Manufacturer	Kohler
Model	120REOZT4
Generator type	Generator
Fuel	Diesel
Frequency	60 Hz

Electrical output

Standby power	105 kW
Prime power	96 kW
Standby kVA	131.0
Voltage options	115 V, 200 V
Phase	Single phase / Three
Circuit breaker	400 A

Engine, cooling and controls

Engine model	John Deere 4.5 L
Engine displacement	275 cu in (4.5 L)
Oil capacity	5.55 gal (21 L)
Coolant capacity	6.89 gal (26.1 L)
Maximum ambient	113 °F (45 °C)
Controller	Decision-Maker 3500
Alternator	Kohler 4R12X
Emissions	Tier 4 Final

Physical specifications

Dry weight	5, 864 lb (2, 660 kg)
Dimensions (L × W × H)	116.2 × 44.1 × 84.9 in (2951 × 1119 × 2156 mm)
Sound level	71 dBA @ 23 ft (7 m)

Battery

Battery cranking	450 CCA
Battery voltage	12 V
Battery quantity	1

Fuel system and runtime

Fuel tank	192.1 gal (727 L)
Tank runtime	24 hr

Fuel consumption

Standby	0.8 gal/h (3.2 L/h) @ 25%; 2.7 gal/h (10.4 L/h) @ 50%; 4.3 gal/h (16.3 L/h) @ 75%; 6.0 gal/h (22.9 L/h) @ 100%; 8.1 gal/h (30.8 L/h)
Prime	0.8 gal/h (3.2 L/h) @ 25%; 2.6 gal/h (9.8 L/h) @ 50%; 4.9 gal/h (18.5 L/h) @ 75%; 6.2 gal/h (23.5 L/h) @ 100%; 7.4 gal/h (28.0 L/h)

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