Documents
We do not have a document for this model here yet. Send the model and serial number, and tell us which manual you need.
Ask for a document on WhatsAppCummins QSX15G8
Cummins QSX15G8 generator-drive diesel engine discovered in the GenProBase public selector. GenProBase lists 2 row(s) across 60Hz, 50Hz with 15 L displacement, 6L cylinders, liquid-cooled cooling, and U.S. EPA Tier 2 / EU Stage II emissions labeling. Treat this row as source-discovered and prioritize OEM datasheet attachment in a follow-up pass.
Production StatusIn Production
- Configuration
- L6, turbocharged aftercooled
- Displacement
- 15 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 | 444 | 500 |
| Electrical output kWe | 400 | 440 |
60 Hz1800 RPM
| Rating | Prime | Standby |
|---|---|---|
| Mechanical power kWm | 414 | 455 |
| Electrical output kWe | 360 | 400 |
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 | Cummins |
| Model | QSX15G8 |
| Configuration | L6, turbocharged aftercooled |
| Cylinders | 6 |
| Displacement | 15 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 2 / EU Stage II |
| Certifications | U.S. EPA Tier 2, EU Stage II |
| Country of Origin | United States |
Check your engine model
The Cummins QSX15G8 is a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, rated at 550 kVA / 440 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
qsx15g8Cummins QSX15G8
QSX15G8 repair parts
Haifeng supplies overhaul parts, filters, fuel injection parts and engine controls. Send your engine plate and the parts you need for a parts and delivery quote.
Get a parts & air-shipping quoteIn-stock parts: same-day dispatch
Worldwide air shipping. Tell us your city and country for a shipping quote and estimated arrival date.
Find the right part
Send your engine plate, part numbers or photos, quantity, and delivery city. Parts can differ between versions of the same engine.
Get my parts quote on WhatsAppWe’ll confirm the correct parts, stock and delivery cost before you order.
Opens WhatsApp. Attach photos in the chat.
Photos and details to send
- Take a clear photo of the engine nameplate.
- Tell us what needs repair or replacement.
- Send both in WhatsApp to start a fitment check.
Parts reference availability
We do not have a reviewed public parts preview for this model yet. Send the engine details and tell us what needs repair.
Get help with this engine
Need a manual, a replacement part or help with an engine problem? Tell us what happened and include the serial number if you have it.
Other ways to contact us
Scan QRHide QR
General WhatsApp chatScan with your phone. Add the model and your request in chat.Haifeng sales teamNeed help after checking the documents?
Send us the part number or describe the problem. This engine model is included in your message.
Send this model enquiry by emailOr browse Haifeng's diesel generator sets
Frequently asked questions
What is the power output of the Cummins QSX15G8?
The Cummins QSX15G8 is rated at 550 kVA standby / 500 kVA prime at 50 Hz (1,500 rpm); and 500 kVA standby / 450 kVA prime at 60 Hz (1,800 rpm).
Does the QSX15G8 run at 50 Hz or 60 Hz?
The Cummins QSX15G8 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Cummins QSX15G8 use?
The Cummins QSX15G8 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the QSX15G8?
The Cummins QSX15G8 is an inline-6 (6-cylinder) engine with a displacement of 15 L.
What emissions information is listed for the QSX15G8?
This record lists U.S. EPA Tier 2 / EU Stage II for the Cummins QSX15G8. 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 Cummins QSX15G8?
The Cummins QSX15G8 is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.