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Genuine Cummins EQB125-20 Engine: High-Performance 92kW Power for Dongfeng Trucks
The Cummins EQB125-20 is a classic 3.9L 4BT diesel engine manufactured by Dongfeng Cummins (DCEC), widely recognized as one of the most reliable power units for commercial vehicles. As a professional supplier, HekoPower provides genuine Cummins EQB125-20 engine assembly with complete factory certification, ensuring consistent performance and long service life.
This engine delivers 92kW (125HP) at 2800RPM and supports Euro II emission standard, making it widely used in domestic and overseas light‑duty truck markets. Unlike refurbished or copied units, our original DCEC EQB125-20 adopts turbocharged and intercooled technology, improving combustion efficiency and overall durability.
Tech Specs of Cummins EQB125-20
General Engine Data
Engine Model: Cummins EQB125-20
Type: 4 Cylinders in Line
Displacement: 3.9 L
Bore * Stroke: 102 * 120
Net Weight (with flywheel & alternator): 362 Kg
Overall Dimension: 778mm*634mm*912mm
Key Performance Data
Rated Power: 92 kW/125HP
Rated Speed: 2800 rpm
Max Torque/Speed: 410 N.m @ 1500 rpm
Torque/Rated Speed: 317 N.m @ 2800 rpm
Fuel Consumption @ Rated Power: 244 g/Kw.h
Max. No-load Governed Speed: 3150 rpm
Idle-Speed: 750±100 rpm
Max Continuous Running Altitude: 3000 m
More Technical Data
Certification: Euro II
Aspiration: Turbocharged & Intercooled
Fuel System: Wuxi Weifu Pump
Compression Radio: 17.3:1
Electrical System (Starter Motor/Alternator): 12V (500A)/24V (250A)
Lowest Starting Temp Without auxiliary system: -10℃/-25℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 7.0 L
Core Features of EQB125-20 Engine
- Euro II Compliance: Fully certified to meet Euro II emission standards, ensuring environmental compliance for logistics fleets.
- Fuel Efficiency: The high-pressure fuel system is calibrated specifically for the 3.9L platform, minimizing fuel consumption per hour without sacrificing power.
- Reliability: Built with Cummins' legendary durability, the EQB125-20 features a heavy-duty cast iron block designed to withstand high mileage.
- Cold Start Capability: Equipped with a 24V starter motor, it guarantees reliable ignition even in harsh climates.
Applications: The Ideal Cummins EQB125-20 for Light-Duty Trucks and Buses
The versatility of the EQB125-20 makes it the preferred choice for several vehicle types.
- Dongfeng Truck Replacement: Specifically designed for Dongfeng EQ series trucks.
- City Logistics & Delivery: The 125HP diesel engine for delivery vehicles provides the perfect balance of power and fuel economy for urban routes.
- Public Transport: Widely used as a Cummins EQB125-20 for bus applications, specifically 6-7 meter coaches.
Cummins EQB125-20 vs Other Engines
EQB125-20 vs EQB140-20
While both belong to the DCEC EQB Series, the primary difference is power output. The EQB125-20 (125HP) is optimized for fuel economy in lighter loads, whereas the EQB140-20 offers higher horsepower for heavier payloads.
- EQB140-20: Higher power output for heavier loads
- EQB125-20: Better fuel efficiency and lower operating cost
EQB125-20 vs. Cummins 4BT 3.9L Engine
While both engines share the 3.9L displacement, the EQB125-20 features updated Euro II emissions technology and optimized turbocharging compared to the classic 4BT. If you are looking for an EQB125-20 vs 4BT engine comparison, the EQB series offers better torque management (410Nm) for modern commercial vehicle requirements.
- Both based on 3.9L platform
- EQB125-20: Improved emissions and fuel efficiency
- 4BT: Older generation, less optimized
EQB125-20 vs. ISF3.8
The EQB125-20 retains the classic mechanical pump design (4BT), known for its simplicity and ease of repair in remote locations, whereas the ISF3.8 utilizes a more modern, integrated design.
- ISF3.8: Newer technology, higher emission standards
- EQB125-20: More cost-effective for developing markets
Maximizing Efficiency: Cummins EQB125-20 Fuel Consumption & Maintenance
The Cummins EQB125-20 fuel efficient diesel engine is famous for its low operational cost.
- Fuel Consumption: Rated at 244 g/Kw.h, it is designed to minimize the maintenance cost of the Cummins 3.9L engine over long lifecycles.
- Reliability: Is the Cummins EQB125-20 reliable? Absolutely. Its mechanical fuel system is less sensitive to varying fuel qualities than high-pressure common rail systems, making it ideal for export to regions with diverse fuel standards.
Why Choose HekoPower as Your Supplier
HekoPower is a professional diesel engine supplier offering:
- Genuine DCEC Cummins EQB125-20 engine assembly
- Wholesale pricing for bulk orders
- Fast delivery within 10 business days
- 12-month warranty support
- Export packaging and logistics services
We support customers worldwide with reliable engine solutions and technical expertise.
DCEC WQB Series, original products from Dongfeng Cummins Engine Plant (DCEC), Cummins Joint Venture Plant since 1986, 50% shareholding by Cummins USA. This series mainly includes EQB125-20, EQB140-20, EQB160-20, EQB170-20, EQB180-20, EQB190-20, EQB210-20, EQB235-20.
FAQ – Cummins EQB125-20 Engine
What is the price of Cummins EQB125-20 engine?
Pricing depends on configuration and order quantity. Contact HekoPower for the latest quotation.
Is the Cummins EQB125-20 engine reliable?
Yes, it is widely used in light trucks and is known for durability and fuel efficiency.
Where can I buy a genuine EQB125-20 engine?
You can purchase directly from HekoPower as a trusted DCEC engine supplier.
