Sinotruck D12 Series 380HP/420HP 12L In-line Water Cooled 4 Strokes 6 Cylinder for Generator

The Sinotruck D12 diesel engine meeting the National Stage II emission standard has remarkable advantages in terms of powerful performance, high reliability, fuel economy, and convenient maintenance. Specifically, it offers stable and strong power output, a reliable mechanical structure and fuel system, high fuel utilization with good adaptability to different fuels, and easy maintenance with guaranteed spare - part supply.The power range is 280 - 310kW.

Technical parameters of WD615 series diesel engines

Model D12-38 D12-42
Type n-line, water-cooled, 4-stroke, turbocharged and intercooled, mechanical direct injection
Number of Cylinders 6 6
Cylinder Bore (mm) 126 126
Stroke (mm) 155 155
Total Displacement (L) 11.596 11.596
Rated Power/Speed (KW/r/min) 280/2000 310/2000
Maximum Torque/Speed (N.m/r/min) 1650/1100~1500 1820/1100~1500
Minimum Fuel Consumption (g/kw.h) 194 194
Torque Reserve Ratio (%) 23.9 23.4
Compression Ratio 17 17
Maximum No-load Speed (r/min) 2350±50 2350±50
Stable Idle Speed (r/min) 650±50 650±50
Emission Level China Stage II China Stage II
Dimensions (L×W×H)（mm） 1646*825*1100 1646*825*1100
Net Weight (kg) 1100 1100

Main Features

Superior Power Performance: It provides strong and stable power output, suitable for various working conditions such as heavy - load and high - speed operations. It has strong explosive power and rapid acceleration.
High - level Reliability: The mechanical structure is robust, with high - precision machined components that have strong wear - resistance and fatigue - resistance. The fuel injection system is stable, well - adapted to different fuel qualities, and less prone to failures.
Good Fuel Economy: It has high combustion efficiency, improved fuel utilization, and effectively reduces fuel consumption. Its strong adaptability to different fuel qualities helps lower operating costs.
Convenient Maintenance: The engine is designed for easy daily inspection and maintenance, with a reasonable layout of components. Spare parts are abundantly available in the market, resulting in low maintenance costs.

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