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Cummins KTTA50-C2000 & K2000E: The Ultimate 2000HP Mining and Industrial Power Solution
The Cummins KTTA50-C2000 engine, also known as the K2000E mining engine, is a 1491kW (2000HP) high-performance diesel power unit engineered for demanding industrial environments. As part of the K50 series, this 50.3L V16 turbocharged and aftercooled engine is widely deployed in mining haul trucks, oil field drilling rigs, and large-scale construction machinery.
As a professional supplier, HekoPower provides genuine CCEC KTTA50-C2000 engine assemblies with stable supply capacity, competitive pricing, and global export support. Unlike generic product listings, this page focuses on real-world application performance, technical characteristics, and procurement considerations.
Tech Specs of Cummins KTTA50-C2000 / K2000E
General Engine Data
Engine Model: Cummins KTTA50-C2000/K2000E
Type: 16 Cylinders in Line, V Type
Displacement: 50.3 L
Bore * Stroke: 159 * 159
Overall Dimension: 3000mm*16700mm*2100mm
Net Weight (with flywheel & alternator): 5500 Kg
Key Performance Data
Rated Power: 1492 kW/2000HP
Rated Speed: 1900 rpm
Peak Torque: 7864N.m @1500r/min
Fuel Consumption @ Rated Power: 258 L/hr
More Technical Data
Aspiration: Turbocharged & Aftercooled
Fuel System: Direct Injection Pump
Compression Ratio: 13.9:1
Electrical System (Starter Motor/Alternator): 24V
Governor Method: Mechanical Governor
Cooling Method: Water Cooled
Key Technical Characteristics of 2000HP Mining and Industrial Power Solution
High Horsepower Output for Continuous Heavy Load Operation
The Cummins K2000E high horsepower mining engine delivers up to 2000HP, making it suitable for continuous operation in extreme environments such as open-pit mining and oil exploration. Its robust structure ensures reliable performance even under high load and high temperature conditions.
Advanced Turbocharging and Aftercooling System
The KTTA50-C2000 heavy duty V16 industrial power unit uses a turbocharged aftercooled system to optimise air intake efficiency and combustion performance. This improves fuel efficiency while maintaining high torque output, especially in high-altitude or high-load operations.
High Torque Output and Operational Stability
With peak torque reaching approximately 7864 N·m, the engine provides strong traction capability for mining trucks and heavy-duty excavators. This ensures stable performance during uphill hauling and fully loaded operations.
High-Horsepower Performance: Inside the Cummins K50 Series
The Cummins KTTA50-C2000 (and its electric-drive counterpart, the K2000E) represents the pinnacle of the K50 series. As a 50.3L V16 turbocharged and aftercooled engine, it is engineered specifically for the world’s most demanding industrial environments. At HekoPower, we provide these 1491kW (2000HP) power units to global clients who require relentless reliability.
50.3L V16 Engine Architecture
The heart of the KTTA50-C2000 is its 16-cylinder configuration. This V-block design ensures balanced power delivery and a peak torque of 7864 N·m. Unlike smaller industrial engines, the K50 series utilizes a massive displacement to achieve high horsepower without overstressing internal components, leading to a significantly longer Life-to-Overhaul (LTO).
KTTA50-C2000 vs KTA50 Engine Difference
A common question we receive at HekoPower is the difference between the KTA and KTTA models. The "TT" signifies Two-Stage Turbocharging. While the standard KTA50 uses single-stage turbos, the KTTA50-C2000 utilizes a series turbocharging system. This allows the engine to maintain rated power at higher altitudes and provides a more aggressive torque curve, essential for heavy-duty excavators and uphill haulage.
Specialized Applications for the K2000E Mining Engine
The K2000E is the industry standard for high-payload mining operations, particularly in "Electric Drive" configurations.
K2000E Engine for Electric Drive Haul Trucks
Modern mining trucks, such as the Komatsu 730E or Belaz 75131, rely on the K2000E as a primary power generator. In these systems, the 2000HP diesel engine drives an alternator which then powers electric wheel motors. The K2000E's ability to maintain steady RPM under varying electrical loads makes it the preferred choice for electric-drive mining truck engine solutions globally.
KTTA50-C2000 for Oil Field Drilling Rigs
Beyond mining, the KTTA50-C2000 is a workhorse in the energy sector. We supply these units for oil field drilling equipment where consistent 1492kW output is required to drive mud pumps and drawworks. Its 24V electrical system and robust PT fuel system ensure it can operate in remote locations with minimal downtime.
Technical Efficiency and Compliance Data
Cummins K2000E Fuel Consumption Per Hour
The K50 series is optimized for fuel efficiency despite its massive output. While fuel consumption varies by load factor, the KTTA50-C2000 features advanced timing and cooling to minimize G-H/kW.h (Grams per Kilowatt-Hour). When comparing the KTTA50-C2000 fuel consumption vs KTA50, the two-stage turbo model often shows a 2-3% improvement in efficiency during high-altitude operations.
U.S. EPA Tier 1 and Global Emissions Compliance
The CCEC KTTA50-C2000 is generally compliant with U.S. EPA Tier 1 standards. This makes it an ideal "like-for-like" replacement engine for older machinery fleets in regions with similar emissions requirements. HekoPower provides full CCEC documentation to ensure your export compliance is seamless.
Maintenance and Troubleshooting: Keeping Your K50 Running
As a dedicated supplier, HekoPower doesn't just sell the engine; we support its lifecycle.
Troubleshooting the PT Fuel System on Cummins K2000E
The Pressure-Time (PT) fuel system is a hallmark of Cummins' heavy-duty engines. It is mechanically simple and rugged. Common issues usually stem from fuel contamination or incorrect pump calibration. We recommend a K50 series engine maintenance cost analysis every 5,000 hours to ensure the injectors and PT pump are operating at peak 7864N·m torque levels.
Genuine CCEC Parts and OEM Assembly
Every Cummins KTTA50-C2000 engine assembly from HekoPower is an original CCEC (Chongqing Cummins) product. This guarantees that every component—from the crankshaft to the 24V electrical system—is manufactured to OEM standards. Buying a genuine engine supplier ensures a 12-month warranty and access to a global service network.
Why Source Your Cummins KTTA50-C2000 from HekoPower?
Wholesale Cummins K2000E Engine for International Export
HekoPower specializes in the logistics of high-horsepower engines. We offer a 20-business-day lead time for standard KTTA50-C2000 configurations. Whether you are upgrading a railway power pack or replacing a 2000HP diesel engine for a large mining excavator, our team handles the heavy-lift shipping and international documentation.
