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.
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.
- +86-18957550965
- sally@komotashi.com
- WhatsApp: +86 18957550965
- Meilonghu Road, Didang Street, Shaoxing, China
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