Kohler 40REOZK Generator Set
The Kohler 40REOZK is a 40 kW (52 kVA) Diesel standby generator set powered by a Kohler KDI 3404TM 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, 60 Hz. It holds about 15.6 L (4.1 gal) of oil and 12.3 L (3.2 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 1 battery rated 650 CCA at 12 V. The set measures 2300×1040×1131 mm (90.6×40.9×44.5 in) and weighs about 787 kg (1735 lb).
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Specifications
| Fuel | Diesel |
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| Frequency | 60.0 Hz |
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| Standby power | 40 kW |
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| Standby kVA | 52 |
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| Prime power | 37 kW |
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| Emissions | Tier 4i |
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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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| Battery cranking | 650 CCA |
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| Battery voltage | 12 V |
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| Coolant capacity | 12.3 L |
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| Max ambient | 50 °C |
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| Dimensions (L×W×H) | 2300×1040×1131 mm |
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| Dry weight | 787 kg |
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Engine
Kohler KDI 3404TM
| Oil capacity | 15.6 L |
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| Coolant capacity | 12.3 L |
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| Displacement | 3.4 L |
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| Aspiration | Turbocharged |
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| Rated speed | 1800 rpm |
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Other generator sets with this engine
Maintenance & consumables
For the Kohler KDI 3404TM engine.
| Item | Spec | Capacity | Part # | Interval |
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| Service part / kit | Exhaust Silencer, Critical (kit) | | PA-324470 buy | |
| Air filter | | | find | |
| Belt | | | find | |
| Coolant | | | | |
| Engine oil | | | | 250 hr |
| Fuel filter | Primary/Water Separator | 74.0 Microns | find | |
| Oil filter | | 1.0 | find | 250 hr |
Available documents
BrochureSpec sheetReferenceParts manualService manualWiring diagram