Laidong
Laidong 4L22D1
4L Series
Laidong 4L22D1 is a 2.156 L inline-4 naturally aspirated diesel generator engine. EPA annual certification data lists 21 kWm at 1800 RPM under Interim Tier 4 for model years 2011 and 2012.
- Electrical Output
- 21 kW
- Cylinders
- L4
- Displacement
- 2.156 L
- Rated Speed
- 1,500 RPM
Laidong 4L22D1 generator set context
The Laidong 4L22D1 is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 21 kW / 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 | Laidong |
| Model | 4L22D1 |
| Series | 4L Series |
| Configuration | L4 Naturally Aspirated |
| Cylinders | 4 |
| Displacement | 2.156 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Interim Tier 4 |
| Certifications | U.S. EPA Interim Tier 4 |
| Country of Origin | China |
Frequently asked questions
What fuel does the Laidong 4L22D1 use?
The Laidong 4L22D1 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 4L22D1?
The Laidong 4L22D1 is an inline-4 (4-cylinder) engine with a displacement of 2.156 L.
What emissions standard does the 4L22D1 meet?
The Laidong 4L22D1 is certified to U.S. EPA Interim Tier 4 emissions standards.
Is the Laidong 4L22D1 still in production?
Yes — the Laidong 4L22D1 is a current production model.
Reference
- Canonical page
- /engines/laidong-4l22d1
- Last database update
- 2026-07-25
- Manufacturer files
- No datasheet linked yet
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