Perkins
Perkins 1204J-E44TTAG2
1200 Series
Perkins 1204J-E44TTAG2 4.4 L L4 ElectropaK diesel engine for generator sets. At 60 Hz and 1800 RPM, Perkins publishes 110 kWm net / 91 kWe prime and 122 kWm net / 100 kWe standby. Euro Stage V / U.S. EPA Final Tier 4.
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- Manufacturer files
- 2 datasheets
- Last updated
- 2026-07-25
- Package route
- diesel generator sets
- Standby Power · 60 Hz
- 125 kVA
- Electrical Output
- 100 kWe
- Cylinders
- L4
- Displacement
- 4.4 L
- Rated Speed
- 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 110 | 91 | 114 |
| Standby Power | 122 | 100 | 125 |
Perkins 1204J-E44TTAG2 generator set context
The Perkins 1204J-E44TTAG2 is listed here as a diesel generator-drive engine for 60 Hz generator sets, with a headline 125 kVA / 100 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 | 1204J-E44TTAG2 |
| Series | 1200 Series |
| Configuration | L4 |
| Cylinders | 4 |
| Displacement | 4.4 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Euro Stage V / U.S. EPA Final Tier 4 |
| Certifications | Euro Stage V, U.S. EPA Final Tier 4 |
| Country of Origin | United Kingdom |
Frequently asked questions
What is the power output of the Perkins 1204J-E44TTAG2?
The Perkins 1204J-E44TTAG2 is rated at 125 kVA standby / 114 kVA prime at 60 Hz (1,800 rpm).
Does the 1204J-E44TTAG2 run at 50 Hz or 60 Hz?
The Perkins 1204J-E44TTAG2 is rated for 60 Hz (1,800 rpm).
What fuel does the Perkins 1204J-E44TTAG2 use?
The Perkins 1204J-E44TTAG2 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 1204J-E44TTAG2?
The Perkins 1204J-E44TTAG2 is an inline-4 (4-cylinder) engine with a displacement of 4.4 L.
What emissions standard does the 1204J-E44TTAG2 meet?
The Perkins 1204J-E44TTAG2 is certified to Euro Stage V / U.S. EPA Final Tier 4 emissions standards.
Is the Perkins 1204J-E44TTAG2 still in production?
Yes — the Perkins 1204J-E44TTAG2 is a current production model.
Is a datasheet available for the 1204J-E44TTAG2?
Yes — an official Perkins datasheet for the Perkins 1204J-E44TTAG2 can be downloaded from this page.