Doosan DE12 Engine

Configuration: Water-cooled, four-stroke, inline six-cylinder; some models are equipped with a high-efficiency exhaust gas turbocharger and air-to-air intercooling system. Design Advantages: Utilizes a high-strength integral cast iron cylinder block and an OMEGA high-efficiency combustion chamber design, ensuring uniform fuel atomization and extremely high thermal efficiency; features replaceable dry or wet cylinder liners for easy overhaul and maintenance. Performance: Possesses exceptionally strong low-speed, high-torque output characteristics, providing agile power response and consistently stable output even under heavy-load starts, full-load hill climbs, or high-resistance conditions with frequent loading in construction machinery. Durability Design: Reinforced internal crankshaft, connecting rods, and alloy piston assemblies, combined with an optimized forced-circulation lubrication and cooling system, ensures a long service life under harsh industrial environments with prolonged continuous operation. About Us: Guangzhou Jianming Machinery Equipment Co., Ltd., with 20 years of solid practical experience, is an expert in the field of mechanical power and components. We started as a small machinery repair shop. Over the past 20 years, we have accumulated rich global success stories and maintenance experience. Leveraging our firsthand experience in solving complex mechanical problems, we have earned widespread global acclaim and grown into a comprehensive company with over 200 professionals. We deeply understand the challenges equipment faces under extreme conditions and possess extensive practical experience and expertise in the following areas: High-end Industrial Power System Maintenance: Proficient in the diagnosis and repair of mainstream heavy-duty power platforms such as Doosan/Hyundai, Volvo, Deutz, Caterpillar (CAT), and Cummins, handling complex electronic control systems and power matching issues. Power Optimization and Overhaul: Focused on providing power restoration and system upgrades for equipment in heavy-duty operating scenarios, ensuring original performance under high load conditions. Core Component Supply: Providing high-quality spare parts covering piston assemblies, cylinder liners, bearings, turbochargers, fuel injectors/high-pressure fuel pumps, sensors, water pumps, and engine overhaul sealing packages. All parts undergo rigorous compatibility verification. Our extensive practical experience and comprehensive supply chain system are our most valuable assets. Whether you face complex mechanical problems or need reliable spare parts, Jianming Machinery has the expertise to help you succeed! Please contact our sales representative, Mr. Zhan. WeChat/WhatsApp: +86 180 2712 4770