The Kohler 12.5EFORZD generator is listed with standby output of 12 kW, Diesel fuel, and 50 Hz operation.
Kohler Generator Specifications
Generator • Diesel • 50 Hz
Standby power: 12 kW
Key specifications
12 kW Standby power
Diesel Fuel
50 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
0.38 gal/hr
50% load
0.59 gal/hr
75% load
0.85 gal/hr
100% load
1.11 gal/hr
How the Kohler 12.5EFORZD compares
This compares the supplied numeric specification with Kohler generators in the same broad standby-power class where enough comparable data exists.
Standby power
12 kW
55% above avg
87th percentile
Oil capacity
1.24 gal
53% above avg
91st percentile
Standby power12 kW
Low 3 kWAverage 7.8 kWHigh 14 kW
About 55% above the similar-output Kohler average. Around the 87th percentile for this field.
Oil capacity1.24 gal
Low 0.25 galAverage 0.81 galHigh 2.3 gal
About 53% above the similar-output Kohler average. Around the 91st percentile for this field.
This model Peer average
Generator information
| Manufacturer | Kohler |
|---|---|
| Model | 12.5EFORZD |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 50 Hz |
Electrical output
| Standby power | 12 kW |
|---|---|
| Standby kVA | 12.0 |
Engine, cooling and controls
| Engine model | Yanmar 3TNV84T |
|---|---|
| Engine displacement | 91 cu in (1.496 L) |
| Aspiration / cooling | turbocharged |
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 1.24 gal (4.7 L) |
| Engine coolant capacity | 2.4 gal (9.1 L) |
| Oil capacity | 1.24 gal (4.7 L) |
| Controller | ADC 2100 |
| Emissions | Tier 4 |
Fuel consumption
| Row | 0.48 gal/h (1.8 L/h) @ 25%; 0.96 gal/h (3.6 L/h) @ 50%; 1.01 gal/h (3.8 L/h) @ 75%; 1.34 gal/h (5.0 L/h) @ 100% |
|---|
Estimated fuel consumption
| 25% load | 0.38 gal/hr (1.4 L/hr) |
|---|---|
| 50% load | 0.59 gal/hr (2.2 L/hr) |
| 75% load | 0.85 gal/hr (3.2 L/hr) |
| 100% load | 1.11 gal/hr (4.2 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.