Isuzu
Isuzu 6BG1
BG1 Series
Isuzu 6BG1 6.494L 6-cylinder diesel engine for generator sets. 63 kWe standby at 60Hz / 54.6 kWe at 50Hz. Used in Denyo DCA gensets. Direct Injected.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-06-11
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 68 kVA
- Electrical Output
- 55 kWe
- Cylinders
- L6
- Displacement
- 6.494 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf · kWe estimated — see note below
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 57.8 | 52 | 65 |
| Standby Power | 60.7 | 54.6 | 68.3 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 66.7 | 60 | 75 |
| Standby Power | 70 | 63 | 78.8 |
Note: The manufacturer does not publish a separate kWe rating for this engine. kWe values shown are estimated from the rated mechanical output (kWm) using a conservative 90% alternator efficiency factor.
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Isuzu 6BG1 overhaul & repair parts
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Isuzu 6BG1 generator set context
The Isuzu 6BG1 is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 68 kVA / 55 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 | Isuzu |
| Model | 6BG1 |
| Series | BG1 Series |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 6.494 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | Japan |
Frequently asked questions
What is the power output of the Isuzu 6BG1?
The Isuzu 6BG1 is rated at 68 kVA standby / 65 kVA prime at 50 Hz (1,500 rpm); and 79 kVA standby / 75 kVA prime at 60 Hz (1,800 rpm).
Does the 6BG1 run at 50 Hz or 60 Hz?
The Isuzu 6BG1 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Isuzu 6BG1 use?
The Isuzu 6BG1 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 6BG1?
The Isuzu 6BG1 is an inline-6 (6-cylinder) engine with a displacement of 6.494 L.
What is the catalog status of the Isuzu 6BG1?
The Isuzu 6BG1 is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.
Are reference documents available for the 6BG1?
This page links reference documents for the Isuzu 6BG1. Check each document's title, model coverage, revision and rating conditions before using it for selection.