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Cummins QSK50-G3 Generator Engine (1210kW–1401kW Industrial Diesel Power Solution)
HekoPower is a professional supplier of genuine CCEC Cummins QSK50‑G3 diesel engines, designed specifically for high‑power standby and prime power generator sets. As a 50.3L 16‑cylinder Cummins G‑Drive engine, the QSK50‑G3 delivers stable 1210kW prime power and up to 1401kW standby power, making it one of the most reliable choices for industrial backup power, data centers, mines, and power plants.
Unlike generic refurbished or copied engines, all Cummins QSK50‑G3 units supplied by HekoPower are original CCEC assemblies with complete serial numbers, quality certificates, and after‑sales support. We specialize in wholesale and bulk supply of Cummins 50L diesel engine models for global buyers, including importers, generator manufacturers, rental companies, and engineering contractors.
Tech Specs of Cummins QSK50-G3 Generator Engine
General Engine Data
Engine Model: Cummins QSK50-G3
Type: 16 Cylinders
Displacement: 50.3 L
Bore * Stroke: 159 * 159
Net Weight: 7492 Kg
Overall Dimension: 4674mm*2468mm*3100mm
Key Performance Data
Rated Power/Standby Output(1500 rpm): 1210 kW, 1401 kW
Rated Speed: 1500/1800 rpm
Low Idle Speed: 700-800 rpm
Fuel Consumption(1500 rpm): 85.5 g/kWh @ 1500 rpm
Fuel Consumption(1800 rpm): 91.1 g/kWh @1800 rpm
More Technical Data
Fuel System: Cummins Direct Injection MCRS
Aspiration: Turbocharged, After-cooled
Electrical System (Starter Motor/Alternator): 24V
Cooling System Design: 2 pump- 2 loop
Key Technical Features and Advantages
High-Efficiency Fuel System (MCRS)
The Modular Common Rail System (MCRS) ensures precise fuel injection, improving combustion efficiency and reducing fuel consumption. This makes the QSK50-G3 engine suitable for long-duration continuous operation.
Advanced Turbocharging System
Equipped with HX83 turbochargers, the engine achieves optimal air intake and power output, ensuring stable performance under high load conditions.
Robust Cooling Structure
The 2 pump 2 loop cooling system enhances thermal management, allowing the engine to operate efficiently even in extreme environments such as mining and desert applications.
QSK50-G3 Specifications: 1500rpm vs 1800rpm
Choosing between 1500rpm (50Hz) and 1800rpm (60Hz) is vital for regional compliance.
- 1500rpm: Ideal for 50Hz markets, providing stable 1210kW prime power.
- 1800rpm: Optimized for 60Hz, often used in backup power diesel engines for data centers.
Cooling and Maintenance: 2 Pump 2 Loop System
The Cummins QSK50-G3 2 pump 2 loop cooling system is a standout feature, managing thermal loads efficiently during 24/7 operation. With a 7492kg net weight, this engine is a robust piece of machinery that requires professional HekoPower Cummins QSK50-G3 after-sales support to maintain its 12-month warranty.
Typical Applications for Cummins QSK50‑G3
The 1210kW Cummins diesel generator engine is widely used in:
- Data center backup power
- Factory blackout emergency power
- Mining industrial generator sets
- Large‑scale commercial backup power
- 2000kVA generator set prime power
- Power plant replacement engine
Many clients choose the QSK50‑G3 diesel engine for its strong reliability, low failure rate, and easy maintenance. If you are unsure how to choose Cummins generator engine 1200kW, our technical team can provide professional selection suggestions based on your load, frequency, and working environment.
QSK50-G3 vs QSK38 – How to Choose?
When selecting between Cummins QSK50-G3 and QSK38 engines:
- Choose QSK50-G3 for power demands above 1200kW
- QSK50 offers higher displacement and better load handling
- QSK38 is more suitable for mid-range applications
For large-scale power systems, the QSK50-G3 provides better long-term efficiency and durability.
Why Source Your CCEC Cummins QSK50-G3 from HekoPower?
As a leading Cummins QSK50-G3 supplier, HekoPower ensures every CCEC original Cummins QSK50-G3 new machine undergoes rigorous testing.
Wholesale Pricing and Global Logistics
We offer an absolute wholesale price for bulk orders. Our logistics team guarantees a 15-30 business days delivery for the Cummins QSK50-G3, supporting flexible T/T and L/C payment terms.
Genuine Parts and Overhaul Support
Beyond the engine, we provide the Cummins K50 engine parts manual and QSK50 engine overhaul kits. Sourcing original Cummins QSK50-G3 spare parts ensures your 1401kW standby diesel generator engine remains operational for decades.
Cummins QSK-G Series, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes QSNT-G, QSK19-G4, QSK19-G5, QSKTAA19-G3, QSK38-G1, QSK38-G2, QSK38-G3, QSK38-G4, QSK38-G5, QSK50-G2, QSK50-G3, QSK50-G4, QSK50-G6, QSK50-G7.
