Kohler 125REOZJ4 Generator Set
The Kohler 125REOZJ4 is a 125 kW (163 kVA) Diesel standby generator set powered by a John Deere 6068HFG08 engine. It is available at 120/208 V, 120/240 V, 277/480 V and 347/600 V, 3-phase and 60 Hz. It holds about 15.6 L (4.1 gal) of oil and 35.6 L (9.4 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 batteries rated 400 CCA at 12 V. The set measures 3531×1191×2276 mm (139.0×46.9×89.6 in), weighs about 3501 kg (7718 lb) and produces 70 dBA at 7 m. An integrated tank holds 923 L (243.8 gal), roughly 24 hours of runtime. The same 6068HFG08 engine also powers generator sets from MQ Power.
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Specifications
| Fuel | Diesel |
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| Frequency | 60.0 Hz |
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| Standby power | 125 kW |
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| Standby kVA | 163 |
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| Prime power | 117 kW |
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| Emissions | Tier 4 Final |
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Full specifications
| Voltage options | 120/208 V, 120/240 V, 277/480 V, 347/600 V |
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| Phase | 3 |
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| Power factor | 0.8 |
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| Circuit breaker | 600 A |
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| Battery cranking | 400 CCA |
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| Battery voltage | 12 V |
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| Coolant capacity | 35.6 L |
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| Max ambient | 50 °C |
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| Dimensions (L×W×H) | 3531×1191×2276 mm |
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| Dry weight | 3501 kg |
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| Sound level | 70.0 dBA @ 7 m |
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| Fuel tank | 923.0 L |
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| Tank runtime | 24 hr |
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Engine
John Deere 6068HFG08
| Oil capacity | 15.6 L |
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| Coolant capacity | 35.6 L |
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| Displacement | 6.8 L |
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| Aspiration | Turbocharged, Charge Air Cooled |
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| Rated speed | 1800 rpm |
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Other generator sets with this engine
Maintenance & consumables
For the John Deere 6068HFG08 engine.
| Item | Spec | Capacity | Part # | Interval |
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| Fuel filter | Primary | | find | |
| Oil filter | Cartridge | 1.0 quantity | find | |
Available documents
BrochureSpec sheetReferenceParts manualService manualWiring diagram