Cummins QSL9 motor

Model: Cummins QSL9 Diesel Engine

Engine Configuration: Inline-6 ​​cylinder, 8.9-liter displacement

Rated Power: 186 kW – 300 kW (250 – 400 hp) @ 2100 rpm (application-dependent)

Rated Speed: 2100 rpm

Dimensions: Approx. 1250 mm x 850 mm x 1150 mm (L x W x H)

Weight: Approx. 750 kg – 820 kg (dry weight)

Electrical System: 24V starter motor, high-output alternator, Cummins CM electronic control system

Cooling System: Liquid-cooled; high-efficiency thermal management suitable for heavy-duty operations

Fuel System: High-Pressure Common Rail (HPCR) direct injection, with turbocharging and aftercooling

Emissions Standards: Compliant with Tier 3 / Stage IIIA through Tier 4 Final / Stage V standards (highly suitable for global markets)

Mounting: Heavy-duty industrial skid/base mounting

Key Applications: Large construction machinery (excavators, wheel loaders, bulldozers), mining equipment, material handling equipment, and industrial power units

Guangzhou Jianming Machinery Equipment Co., Ltd.
With 20 years of solid practical experience, we are experts in the field of mechanical power systems and spare parts.

We began as a shop specializing in machinery repair. Over the past two decades, we have accumulated a wealth of successful case studies and maintenance experience worldwide. This frontline experience in solving complex mechanical issues has earned us global acclaim and propelled our growth into a comprehensive enterprise with a workforce of over 200 professionals.

We deeply understand the challenges equipment faces under extreme conditions and possess extensive practical experience and expertise in the following areas:

Heavy Machinery Power Upgrades and Modifications: Providing customized engine modification and replacement solutions for excavators, bulldozers, loaders, and other heavy equipment. We possess extensive expertise in mainstream power systems, including brands such as Kobelco, Yanmar, Caterpillar, Cummins, Isuzu, Perkins, Deutz, and Volvo.

Mining Equipment Maintenance and Optimization: We provide specialized repair, maintenance, and power optimization strategies tailored for heavy-duty mining equipment operating under high-load conditions.

Agricultural and Irrigation System Solutions: We assist farms in the efficient design and assembly of irrigation systems, while also troubleshooting and upgrading power units for various types of agricultural machinery.

Leveraging this wealth of technical experience, we are also a robust supplier of spare parts:

Comprehensive Machinery Parts Supply: Our deep understanding of maintenance gives us a profound appreciation for quality. We offer a wide range of premium parts for excavators and heavy machinery—covering hydraulic systems, fuel systems, internal engine components, and electrical systems—to meet all your one-stop procurement needs.

Our extensive practical experience and comprehensive supply chain network are our most valuable assets. Whether you are facing complex mechanical challenges or require reliable spare parts, Jianming Machinery has the expertise to help you succeed!