Kubota
Kubota D1403
D1403 Series
Kubota D1403 1.393L 3-cylinder diesel engine for generator sets. 11 kWe standby at 60Hz / 8.8 kWe at 50Hz. Used in Denyo DCA gensets. Indirect Injected.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-06-11
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 11 kVA
- Electrical Output
- 9 kWe
- Cylinders
- L3
- Displacement
- 1.393 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 9.3 | 8.4 | 10.5 |
| Standby Power | 9.8 | 8.8 | 11 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 11.6 | 10.4 | 13 |
| Standby Power | 12.2 | 11 | 13.7 |
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Kubota D1403 overhaul & repair parts
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Kubota D1403 generator set context
The Kubota D1403 is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 11 kVA / 9 kWe / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
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Technical Specifications
| Brand | Kubota |
| Model | D1403 |
| Series | D1403 Series |
| Configuration | L3 |
| Cylinders | 3 |
| Displacement | 1.393 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | Japan |
Frequently asked questions
What is the power output of the Kubota D1403?
The Kubota D1403 is rated at 11 kVA standby / 11 kVA prime at 50 Hz (1,500 rpm); and 14 kVA standby / 13 kVA prime at 60 Hz (1,800 rpm).
Does the D1403 run at 50 Hz or 60 Hz?
The Kubota D1403 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Kubota D1403 use?
The Kubota D1403 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the D1403?
The Kubota D1403 is an inline-3 (3-cylinder) engine with a displacement of 1.393 L.
What is the catalog status of the Kubota D1403?
The Kubota D1403 is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.