Perkins 1004TG1
Perkins 1004TG1 discontinued legacy engine. The 1004TG1 ElectropaK is a four-cylinder 1000 Series generator-drive model used in older 50 Hz and 60 Hz power-generation packages. Model identity and technical fields are taken from Perkins-era specification sheets archived by Diesel Parts Direct; legacy status is cross-checked against Perkins heritage material and parts-support references.
1000 Series
Specifications and documentation remain archived for reference.

- Configuration
- L4, turbocharged generator-drive diesel
- Displacement
- 3.99 L
- Fuel
- Diesel
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| Rating | Prime | Standby |
|---|---|---|
| Mechanical power kWm | 60 | 66 |
| Electrical output kWe | 52 | 57.5 |
60 Hz1800 RPM
| Rating | Prime | Standby |
|---|---|---|
| Mechanical power kWm | 66.5 | 73 |
| Electrical output kWe | 56.5 | 62 |
Datasheet & documents
Match the model number on your engine plate to the document. Check its revision date and the speed and duty listed for each power rating.
Technical specifications
Technical Specifications
| Brand | Perkins |
| Model | 1004TG1 |
| Series | 1000 Series |
| Configuration | L4, turbocharged generator-drive diesel |
| Cylinders | 4 |
| Displacement | 3.99 L |
| Compression Ratio | 16:1 |
| Dry Weight | 433 kg |
| Dimensions (L×W×H) | 1166 × 665 × 981 mm |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | United Kingdom |
| Year Discontinued | 2014 |
Check your engine model
The Perkins 1004TG1 is a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, rated at 72 kVA / 58 kWe / standby rating. Match the model and serial number on your engine plate when requesting a manual or parts. The ratings and emissions information below help identify the version fitted to your generator.
Other ways this model is written
1004TG1 repair parts
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Frequently asked questions
What is the power output of the Perkins 1004TG1?
The Perkins 1004TG1 is rated at 72 kVA standby / 65 kVA prime at 50 Hz (1,500 rpm); and 78 kVA standby / 71 kVA prime at 60 Hz (1,800 rpm).
Does the 1004TG1 run at 50 Hz or 60 Hz?
The Perkins 1004TG1 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Perkins 1004TG1 use?
The Perkins 1004TG1 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 1004TG1?
The Perkins 1004TG1 is an inline-4 (4-cylinder) engine with a displacement of 3.99 L.
Is the 1004TG1 still in production?
No — the Perkins 1004TG1 is discontinued (production ended around 2014). Its specifications and datasheets remain archived here for reference.
Are reference documents available for the 1004TG1?
This page links reference documents for the Perkins 1004TG1. Check each document's title, model coverage, revision and rating conditions before using it for selection.
