Power
1200 - 1500 hp 894.84 - 1118.55 kW
Torque
3750 - 4877 lb-ft 5084.32 - 6612.32 N•m
Product Availability
North America, Africa Middle East, Latin America, Asia Pacific, Europe
Select an application
Your business depends on people and equipment that can get the job done every day. The Cummins QST30 is proven diesel power you can count on for around-the-clock performance, around the globe, in the toughest possible conditions. No matter how demanding your application, the QST30 combines full-authority Quantum System electronics with higher horsepower and robust torque to handle every challenge.
For years, it has delivered exceptional performance and durability with low maintenance and operating costs. Available in ratings from 1200-1500 hp, the QST30 uses advanced electronics and robust features for superior reliability and durability.
Every QST30 engine comes with a full-coverage base warranty on the engine and branded components with unlimited hours during the first year of operation, with 3-year/10,000-hour standard protection on major components.
Features & Benefits
Cummins QST30 shares the proven power cylinder design of our massive QSK78 engine, for reliability and durability you can count on. Here are some of the heavy-duty components that make the QST30 the right choice for your applications:
- Holset HX82 Turbochargers - Designed for improved air handling with an extended life-to-rebuild.
- Full-Authority Electronic Controls - Quantum System provides engine control and monitoring for superior performance, fuel efficiency, diagnostics and prognostics. There are several programmable parameters which lets you customize engine performance to equipment use.
- CENSE™Advanced Engine Monitoring - Allows you to monitor engine performance cylinder by cylinder on a real-time basis. Also provides trending charts for preventive maintenance planning.
- Ductile Iron Pistons - Provide increased strength and durability to handle increased cylinder pressures for longer life-to-overhaul while allowing higher ratings over larger displacement engines with aluminum pistons.
- Bosch RP39 Fuel Pump - Highly reliable, highly durable. Provides the higher injection pressures needed for higher horsepower with lower emissions.
- CENTINEL™Advanced Engine Oil Management System - Totally eliminates oil changes when used in conjunction with an oil quality program.
- Advanced Valve Metallurgy - Exhaust valves are stellite-faced for longer life. Intake valves have a nitride coating, with triballoy valve seats and chrome stems for reduced wear.
- High-Capacity Oil Pump and Pan - Provide superior lubrication for longer component life and extended service intervals.
- Swirl-Port Cylinder Head - Provides advanced airflow to reduce emissions and increase low-end torque.
- Electric Fuel Lift Pumps - Eliminate the need for manual priming of the fuel system and provide for quicker, more reliable starts.
- Prelub Starter - Prevents starts without oil pressure and dry starts, resulting in increased life-to-rebuild.