Perkins
Perkins 404J-E22TAG
400 Series
The Perkins 404J-E22TAG is a 2.2-litre inline-4 diesel engine for generator sets, rated at 44 kVA / 35 kWe standby power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China. It meets Euro Stage V / U.S. EPA Final Tier 4 emissions standards.
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- Manufacturer files
- 1 datasheet
- Last updated
- 2026-05-29
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 44 kVA
- Electrical Output
- 35 kWe
- Cylinders
- L4
- Displacement
- 2.2 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 | 35.6 | 32 | 40 |
| Standby Power | 38.9 | 35 | 43.8 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 40 | 36 | 45 |
| Standby Power | 44.4 | 40 | 50 |
Perkins 404J-E22TAG generator set context
The Perkins 404J-E22TAG is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 44 kVA / 35 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 | Perkins |
| Model | 404J-E22TAG |
| Series | 400 Series |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 2.2 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Euro Stage V / U.S. EPA Final Tier 4 |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Perkins 404J-E22TAG?
The Perkins 404J-E22TAG is rated at 44 kVA standby / 40 kVA prime at 50 Hz (1,500 rpm); and 50 kVA standby / 45 kVA prime at 60 Hz (1,800 rpm).
Does the 404J-E22TAG run at 50 Hz or 60 Hz?
The Perkins 404J-E22TAG is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Perkins 404J-E22TAG use?
The Perkins 404J-E22TAG is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 404J-E22TAG?
The Perkins 404J-E22TAG is an inline-4 (4-cylinder) engine with a displacement of 2.2 L.
What emissions standard does the 404J-E22TAG meet?
The Perkins 404J-E22TAG is certified to Euro Stage V / U.S. EPA Final Tier 4 emissions standards.
Is the Perkins 404J-E22TAG still in production?
Yes — the Perkins 404J-E22TAG is a current production model.
Is a datasheet available for the 404J-E22TAG?
Yes — an official Perkins datasheet for the Perkins 404J-E22TAG can be downloaded from this page.