Cummins QSK23-G5
Cummins QSK23-G5 23.152 L inline-6 turbocharged and charge-air-cooled diesel generator engine. Cummins publishes 656 kWm prime and 746 kWm standby at 1800 RPM, with typical outputs of 592 and 670 kWe. U.S. EPA Tier 2.
Production StatusIn Production
QSK23 Series
- Configuration
- L6 Turbocharged Intercooled
- Displacement
- 23.152 L
- Fuel
- Diesel
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
60 Hz1800 RPM
| Rating | Prime | Standby |
|---|---|---|
| Mechanical power kWm | 656 | 746 |
| Electrical output kWe | 592 | 670 |
| Apparent power kVA | 740 | 838 |
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 | QSK23-G5 |
| Series | QSK23 Series |
| Configuration | L6 Turbocharged Intercooled |
| Cylinders | 6 |
| Displacement | 23.152 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 2 |
| Certifications | U.S. EPA Tier 2 |
| Country of Origin | United States |
Check your engine model
The Cummins QSK23-G5 is a diesel generator-drive engine for 60 Hz generator sets, rated at 838 kVA / 670 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
qsk23g5QSK23 G5Cummins QSK23-G5QSK23 Series QSK23-G5
QSK23-G5 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.
Other parts? Add them in the chat.
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.
These categories have model-related records. Part numbers need further checking before we display them here.
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 QSK23-G5?
The Cummins QSK23-G5 is rated at 838 kVA standby / 740 kVA prime at 60 Hz (1,800 rpm).
Does the QSK23-G5 run at 50 Hz or 60 Hz?
The Cummins QSK23-G5 is rated for 60 Hz (1,800 rpm).
What fuel does the Cummins QSK23-G5 use?
The Cummins QSK23-G5 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the QSK23-G5?
The Cummins QSK23-G5 is an inline-6 (6-cylinder) engine with a displacement of 23.152 L.
What emissions information is listed for the QSK23-G5?
This record lists U.S. EPA Tier 2 for the Cummins QSK23-G5. 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 QSK23-G5?
The Cummins QSK23-G5 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 QSK23-G5?
This page links reference documents for the Cummins QSK23-G5. Check each document's title, model coverage, revision and rating conditions before using it for selection.