Service parts for the 20.5EFKOZD
Grouped by system, with how many of each the parts manual calls for.
Fuel system
1 requiredOil system
1 requiredBelts
1 requiredPrices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.
Specifications
| Fuel | diesel |
|---|---|
| Frequency | 50.0 Hz |
| Standby power | 20.5 kW |
| Standby kVA | 21 |
| Prime power | 20.5 kW |
| Controller | Decision-Maker, Decision-Maker 3500 |
| Oil capacity | 11.0 L |
| Alternator | Fast-Response X (Class Class H insulation) |
| Voltage options | 230 V, 240 V |
| Phase | 1 |
| Rated current | 78 A |
| Battery cranking | 650 CCA |
| Battery voltage | 12 or 24 volt V |
| Coolant capacity | 4.4 L |
| Max ambient | 25 °C |
| Dimensions (L×W×H) | 1197×652×711 mm |
| Dry weight | 489 kg |
| Wet weight | 449 kg |
Maintenance & consumables
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Fuel filter | Fuel Filter Element | ED0021753200-S | Amazon eBay $17.99 NAPA $43.91 FridayParts $68.86 | ||
| Oil filter | Oil Filter | ED0021752800-S | Amazon eBay $22.90 FridayParts $19.99 | ||
| Belt | V-Belt (Seawater Pump) | GM90645 | Amazon eBay $30.30 |
Common questions
What is the power rating of the Kohler 20.5EFKOZD?
The Kohler 20.5EFKOZD is rated 20.5 kW standby (21.0 kVA).
What fuel does the Kohler 20.5EFKOZD use?
The Kohler 20.5EFKOZD runs on diesel.
How much coolant does the Kohler 20.5EFKOZD hold?
The Kohler 20.5EFKOZD cooling system holds 4.4 liters (1.2 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.
What is the oil capacity of the Kohler 20.5EFKOZD?
The Kohler 20.5EFKOZD has an engine oil capacity of 11 liters (11.6 US quarts), per the manufacturer specification sheet.
What is the dry weight of the Kohler 20.5EFKOZD?
The Kohler 20.5EFKOZD has a dry weight of 489 kg (1078 lb).
What voltages is the Kohler 20.5EFKOZD available in?
The Kohler 20.5EFKOZD is offered in 230 V, 240 V, 1-phase.
What battery does the Kohler 20.5EFKOZD use?
The Kohler 20.5EFKOZD uses 12 or 24 volt V each, 650 CCA, per the manufacturer specification sheet.
What alternator does the Kohler 20.5EFKOZD use?
The Kohler 20.5EFKOZD uses a Fast-Response X alternator. Insulation class Class H.
What oil filter fits the Kohler 20.5EFKOZD?
The Kohler 20.5EFKOZD uses oil filter part number ED0021752800-S.
What fuel filter fits the Kohler 20.5EFKOZD?
The Kohler 20.5EFKOZD uses fuel filter part number ED0021753200-S.
Parts
5| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 229826 | Seawater Pump Impeller Kit | 1 | Impeller | Amazon eBay $45.71 NAPA $40.56 FridayParts $33.59 |
| ED0021752800-S | OIL FILTER | 1 | Oil filter | Amazon eBay $22.90 FridayParts $19.99 |
| ED0021753200-S | SECONDARY FUEL FILTER | 1 | Fuel filter | Amazon eBay $17.99 NAPA $43.91 FridayParts $68.86 |
| GM90645 | BELT, SEAWATER PUMP | 1 | Belt | Amazon eBay $30.30 |
| ED0090802840-S | ZINC ANODE KIT | 1 | Service 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.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 25% | 2.3 | 0.61 |
| Prime | 50% | 3.7 | 0.98 |
| Prime | 75% | 5.2 | 1.39 |
| Prime | 100% | 6.7 | 1.77 |
| Standby | 25% | 2.3 | 0.61 |
| Standby | 50% | 3.7 | 0.98 |
| Standby | 75% | 5.2 | 1.39 |
| Standby | 100% | 6.7 | 1.77 |
Available documents
This page was generated from the 11 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.