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Kohler 40EKOZD Generator Set

The Kohler 40EKOZD is a 40 kW (50 kVA) Diesel standby generator set. It is available at 120/240 V, 1-phase, 60 Hz and rated 167 A. It holds about 10.5 L (2.8 gal) of oil and 7 L (1.8 gal) of coolant, with a maximum ambient rating of 25 °C. Starting uses battery rated 1000 CCA at 12 V. The set measures 1274×643×733 mm (50.2×25.3×28.9 in) and weighs about 551 kg (1215 lb).

40 kW
Standby
10.5 L
Oil capacity
5
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power40 kW
Standby kVA50
Prime power40 kW
EmissionsTier III
ControllerDecision-Maker, Decision-Maker 3500
Oil capacity10.5 L
Alternator4Q7Bx
Voltage options120/240 V
Phase1
Rated current167 A
Battery cranking1000 CCA
Battery voltage12 V
Coolant capacity7 L
Max ambient25 °C
Dimensions (L×W×H)1274×643×733 mm
Dry weight551 kg

Common questions

What is the power rating of the Kohler 40EKOZD?

The Kohler 40EKOZD is rated 40 kW standby (50.0 kVA).

What fuel does the Kohler 40EKOZD use?

The Kohler 40EKOZD runs on Diesel.

What alternator does the Kohler 40EKOZD use?

The Kohler 40EKOZD uses a 4Q7Bx alternator.

Parts

12
Part #DescriptionQtySystem
229125belt2Belt Amazon eBay $22.07 PartsGeek
229826Seawater Pump Impeller Kit4Impeller PartsGeek
260085Zinc anode kit4Zinc anode kit PartsGeek
ED0021753090-SOil Filter ElementOil filter Amazon eBay $37.95 PartsGeek
ED0021753180-SFuel Filter Element (Secondary)Fuel filter Amazon eBay $72.00 PartsGeek
ED0090802150-SZinc Anode4Zinc anode plug PartsGeek
GM101994Air Intake FilterAir filter PartsGeek
GM41014Fuel Filter Element (Primary)Fuel filter Amazon eBay $70.50 PartsGeek
GM50644Seawater Pump Impeller KitImpeller Amazon eBay $38.39 PartsGeek
GM987564Spark plug Amazon eBay PartsGeek
X-6348-6DECAL12Decals PartsGeek
ED0090802840-SZinc AnodeService part / kit PartsGeek

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
25%4.01.06
50%7.11.87
75%10.32.72
100%13.93.68
Prime25%4.01.06
Prime50%7.11.87
Prime75%10.32.72
Prime100%13.93.68

Available documents

Brochure (Kohler)Brochure — GSA Product List (Kohler)Brochure — PocketGuide (Kohler)Brochure — adv9908 (Kohler)Spec sheet (Kohler)Spec sheet — g2196 (Kohler)Spec sheet — g2197 (Kohler)Operator's manual (Kohler)Reference — FinalGSAPriceListEffective 3-20-2023 (Kohler)Reference — GSAPriceList (Kohler)Parts manual — G12-202-11-20-Sea-Spares-Kits-brochure (Kohler)Parts manual — tp6954 (Kohler)