Kubota
Kubota Z400
Old Super Mini Series
Kubota Z400 discontinued old Super Mini industrial diesel. Kubota Genuine Parts Catalog lists Z400 in non-current Super Mini production and the manual guide covers Z400-B; Kubota Engine Parts Direct also lists Z400 under Discontinued Engine Series manuals.
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- Manufacturer files
- No datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Cylinders
- L2
- Displacement
- 0.4 L
- Rated Speed
- 1,500 RPM
Kubota Z400 generator set context
The Kubota Z400 is listed here as a diesel generator-drive engine for 50 Hz generator sets. 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 | Z400 |
| Series | Old Super Mini Series |
| Configuration | Inline-2, indirect-injection industrial diesel |
| Cylinders | 2 |
| Displacement | 0.4 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Legacy pre-current industrial emissions |
| Country of Origin | Japan |
Frequently asked questions
What fuel does the Kubota Z400 use?
The Kubota Z400 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the Z400?
The Kubota Z400 is an inline-2 (2-cylinder) engine with a displacement of 0.4 L.
What emissions standard does the Z400 meet?
The Kubota Z400 is certified to Legacy pre-current industrial emissions emissions standards.
Is the Z400 still in production?
No — the Kubota Z400 is discontinued. Its specifications and datasheets remain archived here for reference.