The Kohler 25EFORZD generator is listed with standby output of 25 kW, Diesel fuel, and 50 Hz operation.
Kohler Generator Specifications
Generator • Diesel • 50 Hz
Standby power: 25 kW
Key specifications
25 kW Standby power
Diesel Fuel
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
0.96 gal/hr
50% load
1.46 gal/hr
75% load
1.99 gal/hr
100% load
2.69 gal/hr
How the Kohler 25EFORZD compares
This compares the supplied numeric specification with Kohler generators in the same broad standby-power class where enough comparable data exists.
Standby power
25 kW
21% above avg
79th percentile
Oil capacity
2.69 gal
50% above avg
81st percentile
Standby power25 kW
Low 15 kWAverage 20.7 kWHigh 28.1 kW
About 21% above the similar-output Kohler average. Around the 79th percentile for this field.
Oil capacity2.69 gal
Low 0.5 galAverage 1.8 galHigh 2.92 gal
About 50% above the similar-output Kohler average. Around the 81st percentile for this field.
This model Peer average
Generator information
| Manufacturer | Kohler |
|---|---|
| Model | 25EFORZD |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 50 Hz |
Electrical output
| Standby power | 25 kW |
|---|---|
| Standby kVA | 31.0 |
Engine, cooling and controls
| Engine model | Yanmar 4TNV98 |
|---|---|
| Engine displacement | 203 cu in (3.319 L) |
| Aspiration / cooling | naturally aspirated |
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 2.69 gal (10.2 L) |
| Engine coolant capacity | 3.96 gal (15 L) |
| Oil capacity | 2.69 gal (10.2 L) |
| Controller | ADC 2100 |
| Emissions | Tier 2 |
Fuel consumption
| Standby | 0.96 gal/h (3.6 L/h) @ 25%; 1.46 gal/h (5.5 L/h) @ 50%; 1.99 gal/h (7.5 L/h) @ 75%; 2.69 gal/h (9.9 L/h) @ 100% |
|---|
Maintenance and service parts
| Engine oil | Capacity: 10.2 L |
|---|---|
| Coolant | Capacity: 15.0 L |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Kohler North America generator website.