Generac
Generac SG1000
SG Series
Generac SG1000 49.03 L V12 turbocharged and aftercooled spark-ignited natural-gas generator engine. Generac publishes 1,467 hp at 1800 RPM and 1,000 kWe standby output, with EPA stationary emergency and non-emergency certification.
Overhaul & repair parts- Manufacturer files
- 2 datasheets
- Last updated
- 2026-07-25
- Package route
- gas generator sets
- Standby Power · 60 Hz
- 1,250 kVA
- Electrical Output
- 1,000 kWe
- Cylinders
- V12
- Displacement
- 49.03 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 | — | 909 | 1136.3 |
| Standby Power | 1094 | 1000 | 1250 |
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Generac SG1000 overhaul & repair parts
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Generac SG1000 generator set context
The Generac SG1000 is listed here as a natural gas generator-drive engine for 60 Hz generator sets, with a headline 1,250 kVA / 1,000 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 | Generac |
| Model | SG1000 |
| Series | SG Series |
| Configuration | V12 Turbocharged Aftercooled |
| Cylinders | 12 |
| Displacement | 49.03 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | U.S. EPA Stationary Emergency, U.S. EPA Stationary Non-Emergency |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the Generac SG1000?
The Generac SG1000 is rated at 1,250 kVA standby / 1,136 kVA prime at 60 Hz (1,800 rpm).
Does the SG1000 run at 50 Hz or 60 Hz?
The Generac SG1000 is rated for 60 Hz (1,800 rpm).
What fuel does the Generac SG1000 use?
The Generac SG1000 is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the SG1000?
The Generac SG1000 is a V12 (12-cylinder) engine with a displacement of 49.03 L.
What emissions information is listed for the SG1000?
This record lists U.S. EPA Stationary for the Generac SG1000. Confirm the exact engine family, model year, configuration and applicable manufacturer certification documents before specifying it for a regulated project. A database label does not establish certification of a complete generator package.
What is the catalog status of the Generac SG1000?
The Generac SG1000 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 SG1000?
This page links reference documents for the Generac SG1000. Check each document's title, model coverage, revision and rating conditions before using it for selection.