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Kohler 20EFKOZD Generator Set

The Kohler 20EFKOZD is a 20 kW diesel standby generator set powered by a Caterpillar C3.6 engine. It is available at 230 V and 240 V, single-phase, 50 Hz and rated 87 A. The set measures 1144×601×711 mm (45.0×23.7×28.0 in) and weighs about 490 kg (1080 lb).

20 kW
Standby
3.6 L
Displacement
2
Document types

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Typical fuel consumption for 20–25 kW Diesel generators →

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Specifications

Fueldiesel
Frequency50.0 Hz
Standby power20 kW
AlternatorFast-Response X (Class Class H insulation)
Voltage options230 V, 240 V
Phase1
Rated current87 A
Dimensions (L×W×H)1144×601×711 mm
Dry weight490 kg

Engine

Caterpillar C3.6
Displacement3.6 L
AspirationTurbocharged
Rated speed2400 rpm

Filters for the Caterpillar C3.6

3

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Oil filterP554407Lube Filter, Spin-On Full FlowCATERPILLAR 2409393, CATERPILLAR 7W2326, NAPA 1459, BALDWIN BT237 KuduParts $25.00 FridayParts $26.84
Fuel filterP502420Fuel Filter, CartridgeCATERPILLAR 2526338, CATERPILLAR 4415111, NAPA 600488, CLAAS 0011377510 buy
Fuel filterP550974Fuel Filter, In-LineCATERPILLAR 2990378, CATERPILLAR 9R9925, NAPA 3270, BLAW KNOX 0016481600 FridayParts $356.80

Maintenance & consumables

for the Caterpillar C3.6
ItemSpecCapacityPart #Interval
Air filterwith precleaner, automatic dust ejection and underhood intake—
Fuel filter—
Oil filter—
Batteryheavy duty, maintenance free, 1000 CCA—
Belt—
Spark plug—

Common questions

What is the power rating of the Kohler 20EFKOZD?

The Kohler 20EFKOZD is rated 20 kW standby.

What engine is in the Kohler 20EFKOZD?

The Kohler 20EFKOZD is powered by the Caterpillar C3.6 engine.

What kind of fuel does the Kohler 20EFKOZD run on?

The Kohler 20EFKOZD runs on diesel.

What is the dry weight of the Kohler 20EFKOZD?

The Kohler 20EFKOZD has a dry weight of 490 kg (1080 lb).

What voltages is the Kohler 20EFKOZD available in?

The Kohler 20EFKOZD is offered in 230 V, 240 V, 1-phase.

What alternator comes on the Kohler 20EFKOZD?

The Kohler 20EFKOZD uses a Fast-Response X alternator. Insulation class Class H.

Parts

12
Part #DescriptionQtySystem
229826Seawater Pump Impeller Kit1Impeller Amazon eBay $45.71 NAPA $40.56 FridayParts $33.59
AEHQ8308Cat C3.6 diesel engineEngine Amazon eBay
ED0021752800-SOIL FILTER1Oil filter Amazon eBay $22.90 FridayParts $19.99
ED0021753090-SOil Filter ElementOil filter Amazon eBay $36.16 NAPA $51.17 FridayParts $19.50
ED0021753180-SSECONDARY FUEL FILTER1Fuel filter Amazon eBay $72.00 KuduParts $34.00 FridayParts $36.00
ED0021753200-SSECONDARY FUEL FILTER1Fuel filter Amazon eBay $17.99 NAPA $43.91 FridayParts $68.86
GM101994Air Intake FilterAir filter Amazon eBay $10.32
GM41014PRIMARY FUEL FILTERFuel filter Amazon eBay $70.50
GM50644IMPELLER REPAIR KIT1Impeller Amazon eBay $30.00
GM90645BELT, SEAWATER PUMP1Belt Amazon eBay $30.30
X-6348-6DECAL12Decals Amazon eBay
ED0090802840-SZINC ANODE KIT1Service part / kit Amazon eBay $92.76

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.

Available documents

Reference — Marine pocket guide (Kohler)Reference — PleasureCraft SpecificationSheet (Kohler)Parts manual (Kohler)Parts manual — 2017-Sea-Spares-Brochure-g12202 (Kohler)Parts manual — tp6954 (Caterpillar)

This page was generated from the 5 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.