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Cummins KTA38-G2B 711kW Generator Engine | Prime & Standby CCEC Power
The Cummins KTA38-G2B is a heavy-duty 1500RPM diesel generator engine designed for prime and standby power applications. With a prime power output of 711kW and standby power reaching 789kW, this model is widely used in industrial facilities, data centers, hospitals, and mining operations.
As a professional supplier, HekoPower provides original CCEC Cummins K38 series engines with verified CPL specifications, stable supply chain, and global delivery support. The KTA38-G2B adopts a 12-cylinder V-type configuration with a displacement of 37.8L, ensuring high torque output and long-term operational reliability.
Tech Specs of KTA38-G2B 711kW Generator Engine
General Engine Data
Engine Model: Cummins KTA38-G2B-711KW
Type: 12 Cylinders, 60° V Type, 4 Stroke Diesel
Displacement: 37.8 L
Bore * Stroke: 159 * 159
Net Weight: 3954 Kg
Overall Dimension: 2341mm*1360mm*1653mm
Key Performance Data
Rated Power, Standby Output: 711 kW/967HP, 789 kW/1073HP
Rated Speed: 1500 rpm
Low Idle Speed: 725-775 rpm
Fuel Consumption @ Rated Power: 191 L/Kw.h
More Technical Data
Engine Exhaust Manifold: Optional for Wet Exhaust manifold Heat exchanger
Aspiration: Turbocharged/Intercooled
Compression Radio: 14.5:1
Fuel System: Cummins PT Pump, Direct Injection
Starting System: Electrical starting motor (24V)
Cooling Method: Water cooling
Lowest Starting Temp (Without auxiliary system): -12℃
Governor Type: Mechanical Control, ≤ 5%
Key Technical Features and Performance Advantages
High-Efficiency Power Output
The KTA38-G2B generator engine delivers consistent power under continuous load conditions. Its 1500RPM design is ideal for 50Hz generator sets, making it suitable for 800kVA generator systems.
Advanced Fuel System and Turbocharging
Equipped with the Cummins PT fuel system, the engine ensures precise fuel delivery and efficient combustion. The turbocharged and aftercooled system enhances air intake efficiency, improving fuel consumption rates and reducing emissions.
Durable Industrial Design
- 12V cylinder configuration
- 159mm bore × 159mm stroke
- Heavy-duty cast iron structure
- Net weight approximately 3954kg
These features ensure durability in harsh environments such as mining and construction sites.
Application Scenarios for KTA38-G2B Engine
The Cummins KTA38-G2B 711kW diesel engine is widely used in:
Data Centers
Provides stable backup power for critical IT infrastructure requiring uninterrupted power supply.
Hospitals
Ensures reliable standby power for life-support systems and emergency operations.
Mining & Industrial Sites
Supports heavy-duty equipment and continuous production lines.
Parallel Generator Systems
The engine supports parallel operation, making it ideal for scalable power solutions.
Fuel Consumption and Operating Efficiency
The KTA38-G2B fuel consumption rate is optimized for industrial use. At 1500RPM, the engine delivers stable fuel efficiency under varying load conditions.
Typical data includes:
- Fuel consumption per hour under load
- Heat rejection to coolant
- Low starting temperature performance down to -12℃
These characteristics make it suitable for diverse climates and operating conditions.
KTA38-G2B vs Other Models (Buying Guide)
KTA38-G2B vs KTA38-G2A
- G2B offers higher output (711kW vs 664kW)
- Better suited for high-load continuous operations
664kW vs 711kW Generator Selection
- 664kW → medium load
- 711kW → heavy industrial demand
KTA38 vs QSK38
- KTA38: cost-effective, mature platform
- QSK38: higher efficiency, higher price
Maintenance and Longevity with the PT Fuel System
The secret to the longevity of the CCEC KTA38-G2B-711KW is the Cummins PT (Pressure-Time) fuel system. This mechanical system is renowned for its durability in harsh environments. To maintain peak performance, HekoPower stocks KTA38-G2B maintenance kits and PT fuel system maintenance parts, ensuring your engine achieves its 20,000+ hour overhaul interval.
Logistical Expertise: Shipping, Lead Time, and HekoPower Support
As an original Cummins KTA38-G2B-711KW wholesale supplier, HekoPower manages the entire supply chain to reduce your downtime.
Packaging and Shipping Dimensions
Shipping a net weight 3954kg engine requires precision. The Cummins KTA38-G2B shipping weight (gross) typically exceeds 4200kg with the seaworthy wooden crate. Dimensions are approximately $2550 \times 1550 \times 1900$ mm. We provide full T/T and L/C payment flexibility and handle all customs documentation for CCEC exports.
Global Warranty and Lead Time
Every HekoPower Cummins KTA38-G2B-711KW comes with a 12 months warranty. We maintain a consistent delivery time of 15–30 business days, allowing shipyards and genset assemblers to meet their project deadlines without the standard 6-month factory wait times.
Cummins K38-G Series, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes KT38-G-560KW, KTA38-G1-634KW, KTA38-G2-664KW, KTA38-G2A-813KW, KTA38-G2B-711KW, KTA38-G5-880KW, KTA38-G9A-1195KW, KT38-G-679KW, KTA38-G2-809KW, KTA38-G2A-915KW, KTA38-G4-1007KW.
