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Komatsu SAA12V140E-3 Complete Engine

Demo Komatsu SAA12V140E-3 Complete Engine

✓ V12 Heavy-duty Mining Diesel Engine
✓ EPA Tier 2 / EU Stage II
✓ Original Power for Large Mining Trucks & Wheel Loaders

Heavy-duty Komatsu V-type 12-cylinder electronically controlled diesel power unit. Turbocharged & aftercooled design, ultra-large displacement and tremendous low-speed torque deliver stable power under continuous heavy-load mining conditions. Widely used for large mining equipment overhaul and global mining project replacement orders.

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Product Details

Komatsu SAA12V140E-3 is a V12, water-cooled, four-stroke turbocharged & air-to-air aftercooled diesel engine, adopting electronic unit injection fuel system. It is factory matched for Komatsu HD785-7 mining dump truck, WA800-3E0 / WA900-3E0 large wheel loaders and other super-large mining machinery.

High-rigidity cast iron cylinder block, robust internal structure to withstand severe impact load in open-pit mines. Optimized large-flow cooling and lubrication system ensures reliable operation under long-time high-load, high-temperature and dusty environments. Standard original installation dimensions support direct replacement without major modification. Equipped with complete electronic control system and KOMTRAX monitoring interface, convenient for equipment status diagnosis. Meets EPA Tier2 emission standard, suitable for global mining markets.

Product Advantages

Extreme Heavy-load Power Performance

  • Rated net power 879 kW @1900 rpm, abundant low-speed torque, powerful climbing and overload capacity for heavy haul mining vehicles.
  • Electronic unit injection system realizes precise fuel control, balanced power output and fuel consumption.
  • Stable power output under variable loads, strong adaptability to frequent start-stop and uphill transportation in mines.

High Durability & Low Downtime

  • Reinforced crankshaft, connecting rod and cylinder assembly, designed for 24-hour continuous mining operation.
  • Mature platform with massive field operation data, reliable structure and low failure rate under harsh working conditions.
  • Complete electronic fault diagnosis function, convenient for rapid on-site troubleshooting.

Accurate Original Equipment Matching

  • Fully compatible with Komatsu HD785-7 mining dump truck, WA800-3E0, WA900-3E0 wheel loaders.
  • Complete supporting wiring harness, sensors and auxiliary parts for direct assembly.
  • Optimized vibration reduction design to reduce unit vibration during full-load long-distance transportation.

Technical Specifications

Engine Model Emission Standard Rated Power / Speed Cylinder Arrangement Displacement (L) Aspiration Fuel System
SAA12V140E-3 Complete Engine EPA Tier2 / EU Stage II 879 kW @ 1900 rpm V12 30.48 Turbocharged & Aftercooled Electronic Unit Injection

Why Source From Us

Factory-Direct

Integrated machining, assembly and hot-test lines with full traceability from production to export.

Quality Tested

Cold test, hot test and load verification before shipment — reports available on request.

Export Packing

Wooden crate, moisture barrier and fumigation options for sea and air freight worldwide.

Fast Response

Share model, application and quantity — engineering confirmation within one business day.

Contact Info

Komotashi New Material Technology (shaoxing) Co.,Ltd.

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