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Cummins ISBe 300 Diesel Engine: The Powerhouse for Heavy Trucks and Buses
When it comes to reliable power for medium and heavy-duty transport, the Cummins ISBe 300 diesel engine stands out as a benchmark for efficiency and durability. Manufactured by Dongfeng Cummins (DCEC), this 6.7-liter inline-six engine delivers a robust 300HP (221kW), making it the ideal powerplant for logistics fleets, city buses, and construction machinery. At HekoPower, we supply genuine DCEC ISBe 300 engines that meet global emission standards, ensuring your fleet stays operational with minimal downtime.
Tech Specs of Cummins ISBe 300
General Engine Data
Engine Model: Cummins ISBe 300
Type: 6 Cylinders in Line
Displacement: 6.7 L
Bore * Stroke: 102 * 120
Net Weight (with flywheel & alternator): 485 Kg
Overall Dimension: 1050mm*705mm*809mm
Key Performance Data
Rated Power: 221 kW/300 HP
Rated Speed: 2500 rpm
Idle Speed: 600-800 rpm
Fuel Consumption @ Rated Power: 20.8 L/hr
Max. Altitude for Continuous Opera: 2000 m
Max. Torque/Speed: 1100 N.m @ 1200-1800 rpm
More Technical Data
Certification: Euro III/IV
Aspiration: Turbocharged & Intercooled
Fuel System: DESNO HPCR Pump/ ECM2220
Compression Radio: (17.3±0.5):1
Starting System: Electrical Starting Motor 24V(510A)
Lowest Starting Temp Without auxiliary system: -10℃/-41℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 7.0 L
Key Features of the 6.7L Cummins ISBe 300HP Engine
Turbocharged Intercooled & High-Pressure Common Rail (HPCR)
The ISBe 300 commercial vehicle engine 300HP 6 cylinder uses a turbocharged intercooled design and high-pressure common rail fuel system. Equipped with an ECM2220 control module, it achieves precise fuel injection, low combustion noise, and strong reliability. The engine supports Euro III emission standards and can be matched to Euro IV configurations for different regional requirements, ensuring compliance while maintaining strong performance.
Torque Curve, RPM & Fuel Consumption
The Cummins ISBe 300 torque curve and RPM range is optimized for heavy-duty operation, with peak torque reaching 1100N·m at medium RPM. Its fuel consumption per hour at rated power is as low as 20.8L/hr, delivering excellent economy for long-distance logistics. Compared with other models, the ISBe 300 fuel consumption per km is highly competitive in the commercial vehicle segment, reducing operating costs for logistics fleet owners.
Euro III vs. Euro IV Emission Standards
Depending on your regional requirements, we supply the Cummins ISBe 300 Euro III emission engine specs and Euro IV variants. The Euro III/Euro IV Cummins ISBe 300 with HPCR system ensures that your fleet remains compliant while maintaining the durability expected of the ISB series.
Diverse Applications: From Logistics to Construction
The versatility of the 6.7L Cummins ISBe 300HP engine makes it the preferred choice for various heavy-duty chassis.
- Logistics & Long-Haul: The Cummins ISBe 300 6.7L diesel engine for logistics fleets is optimized for highway speeds and sustained operation.
- Public Transport: We provide the ISBe 300 Cummins bus engine replacement for city buses and coaches, focusing on low noise and high reliability.
- Heavy Construction: For vocational tasks, the Cummins ISBe 300 engine for 6x4 dump trucks and Cummins ISBe 300 REPTO engine for cement mixers provides the necessary power-take-off capabilities.
Wide Application of KTA38-C1400
Mining Equipment
The Cummins KTA38-C1400 for mining truck applications is widely used in heavy-duty dump trucks, including compatibility with large mining brands. Its high torque and reliability make it suitable for continuous load operations.
Cummins ISBe 300 vs Other Engines
ISBe 300 vs ISBe 285
Compared with the ISBe 285, the ISBe 300 offers higher horsepower and improved torque, making it more suitable for heavy-load applications and mountainous terrain.
ISBe 300 vs ISB6.7
While both engines share a 6.7L platform, the ISBe 300 is optimized for commercial vehicle durability, whereas the ISB6.7 is more commonly used in lighter-duty applications.
ISBe 300 vs ISDe 300
The ISBe series focuses on fuel efficiency and emissions compliance, while the ISDe engine emphasizes higher torque output for specific heavy-duty use cases.
Maintenance and Reliability
The ISBe 300 maintenance cost is kept low through a "maintenance-free" design philosophy. The cylinder head is a one-piece high-strength casting, and the gear train is mounted at the rear of the engine to reduce noise and vibration. For fleet managers, this means fewer unscheduled stops and lower repair bills.
Buy Cummins ISBe 300 Engine Assembly from HekoPower
Sourcing a genuine engine is critical. As a leading Dongfeng Cummins ISBe 300 engine supplier in China, HekoPower guarantees that every unit is original and factory-tested.
- Warranty: We provide a comprehensive 12-month warranty on all engine assemblies.
- Fast Delivery: We understand that downtime costs money. Our standard Cummins ISBe 300 engine lead time is just 10 business days for stock items.
- Global Shipping: We handle the complex logistics, ensuring your engine arrives with proper crating and documentation.
Note: We offer both new OEM engines and high-quality remanufactured options. Contact us for the latest Cummins ISBe 300 engine price for bulk orders.
DCEC ISBe Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes ISBe 140, ISBe 160, ISBe 180, ISBe 185-30, ISBe 205, ISBe 220, ISBe 250, ISBe 285, ISB6.7E5285, ISBe 300.
Frequently Asked Questions (FAQ)
Q: What is the difference between the ISBe 300 and ISDe 300?
A: The ISBe 300 is a 6.7L 6-cylinder engine, offering smoother operation and higher torque, while the ISDe 300 is a 4-cylinder engine. The ISBe is generally better suited for heavier loads and highway trucks.
Q: Can this engine replace an older mechanical engine?
A: Yes, the ISBe 300 Cummins bus engine replacement program is popular. However, it requires adapting the electronic throttle and wiring harness.
Q: Does HekoPower ship internationally?
A: Yes, we export the Cummins ISBe 300 6.7L wholesale engine globally, including to Southeast Asia, Africa, and the Middle East.
