Kubota
Kubota ZB500
ZB Series
Kubota ZB500 discontinued ZB-series diesel. Kubota Engine Parts Direct lists ZB500 under Discontinued Engine Series and Kubota Genuine Parts Catalog validates the ZB500-C-E model-cover entry with Z cylinder code.
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- Manufacturer files
- No datasheet
- Last updated
- 2026-08-11
- Package route
- diesel generator sets
- Cylinders
- L2
- Displacement
- 0.5 L
- Rated Speed
- 1,500 RPM
Kubota ZB500 generator set context
The Kubota ZB500 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 | ZB500 |
| Series | ZB Series |
| Configuration | Horizontal inline-2, indirect-injection diesel |
| Cylinders | 2 |
| Displacement | 0.5 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 ZB500 use?
The Kubota ZB500 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the ZB500?
The Kubota ZB500 is an inline-2 (2-cylinder) engine with a displacement of 0.5 L.
What emissions standard does the ZB500 meet?
The Kubota ZB500 is certified to Legacy pre-current industrial emissions emissions standards.
Is the ZB500 still in production?
No — the Kubota ZB500 is discontinued. Its specifications and datasheets remain archived here for reference.