Kohler 125REOZJG Generator Set
The Kohler 125REOZJG is a 125 kW (156 kVA) Diesel standby generator set powered by a John Deere 4045HF285 engine. It is available at 120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 277/480 V and 347/600 V, 3-phase, 60 Hz and rated 188 A. It holds about 13.9 L (3.7 gal) of oil and 19.2 L (5.1 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 1 battery rated 800 CCA at 12 V. The set measures 2700×1120×1527 mm (106.3×44.1×60.1 in) and weighs about 1270 kg (2800 lb). The same 4045HF285 engine also powers generator sets from AKSA, MQ POWER and MTU.
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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 | 156 |
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| Prime power | 114 kW |
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| Emissions | Tier 3 EPA-Certified for Stationary Emergency Applications |
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Full specifications
| Voltage options | 120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 277/480 V, 347/600 V |
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| Phase | 3 |
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| Rated current | 188 A |
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| Power factor | 0.8 |
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| Battery cranking | 800 CCA |
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| Battery voltage | 12 V |
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| Coolant capacity | 19.2 L |
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| Max ambient | 50 °C |
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| Dimensions (L×W×H) | 2700×1120×1527 mm |
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| Dry weight | 1270 kg |
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Engine
John Deere 4045HF285
| Oil capacity | 13.9 L |
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| Coolant capacity | 19.2 L |
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| Displacement | 4.5 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 4045HF285 engine.
| Item | Spec | Capacity | Part # | Interval |
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| Service part / kit | Exhaust Silencer, Critical | | PA-354809 buy | |
| Air filter | Dry | | find | |
| Fuel filter | Secondary | | find | |
| Oil filter | Cartridge | 1.0 quantity | find | |
Available documents
BrochureSpec sheetInstallation manualReferenceParts manualService manualWiring diagram