The Kohler 125REOZT generator is listed with standby output of 128 kW, Diesel fuel, and 60 Hz operation.
Kohler Generator Specifications
Generator • Diesel • 60 Hz
Standby power: 128 kW
Key specifications
128 kW Standby power
Diesel Fuel
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
5.7 gal/hr
75% load
7.8 gal/hr
100% load
8.9 gal/hr
Power output
Low 116 kW High 128 kW
Standby
128 kW
Prime
116 kW
How the Kohler 125REOZT compares
This compares the supplied numeric specification with Kohler generators in the same broad standby-power class where enough comparable data exists.
Standby power
128 kW
42% above avg
98th percentile
Oil capacity
8.72 gal
152% above avg
99th percentile
Standby power128 kW
Low 60 kWAverage 90 kWHigh 127 kW
About 42% above the similar-output Kohler average. Around the 98th percentile for this field.
Oil capacity8.72 gal
Low 1.24 galAverage 3.45 galHigh 7.29 gal
About 152% above the similar-output Kohler average. Around the 99th percentile for this field.
This model Peer average
Generator information
| Manufacturer | Kohler |
|---|---|
| Model | 125REOZT |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 128 kW |
|---|---|
| Prime power | 116 kW |
| Standby kVA | 160.0 |
Engine, cooling and controls
| Engine model | John Deere 6068HFS82 |
|---|---|
| Engine displacement | 415 cu in (6.8 L) |
| Aspiration / cooling | Turbocharged |
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 8.72 gal (33 L) |
| Engine coolant capacity | 6.82 gal (25.8 L) |
| Oil capacity | 8.72 gal (33 L) |
| Controller | Decision-Maker 1000 |
| Alternator | Leroy-Somer LSA442S7 |
Fuel consumption
| Prime | 5.7 gal/h (21.76 L/h) @ 50%; 7.8 gal/h (29.41 L/h) @ 75%; 8.9 gal/h (33.74 L/h) @ 100% |
|---|
Maintenance and service parts
| Engine oil | Interval: 500 hr |
|---|---|
| Air filter | Specification: clean when clogging indicator is red, replace after 6 cleanings or once a year |
| Coolant | Specification: drain and flush every 2500 hours/3 years with John Deere COOL GARD, otherwise every 2000 hours/2 years |
| Belt | Specification: check tension every 500 hours on 3029 and 4039 engines, and on 4045 and 6068 engines with manual tensioner. Check automatic tensioner every 1000 hours/once a year on 4045 and 6068 engines. |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Kohler North America generator website.