The Cummins QSX15G4 diesel generator is a powerful 6-cylinder, 15-liter industrial engine equipped with direct fuel injection, turbocharging, and water-cooling. Delivering 466 hp prime and 516 hp standby, it is designed for heavy-duty, continuous, and emergency applications. The generator features high fuel efficiency, durable construction, and a high-performance Stamford alternator (HCI 434F/444F)
Technical Specifications
Engine Specifications – Cummins QSX15-G4
Brand: Cummins
Model: QSX15-G4
Origin: USA
Manufacturing Countries: USA, UK, India
Prime Power: 466 hp
Standby Power: 516 hp
Displacement: 15 L
Cylinders: 6
Configuration: Inline
Aspiration: Turbocharged
Cooling System: Water-cooled
Governor: Electronic
Fuel Consumption:
50% load: 45.7 L/h
75% load: 67 L/h
100% load: 85.7 L/h
Rated Speed: 1500 rpm
Bore × Stroke: 137 × 169 mm
Compression Ratio: 17:1
Injection System: Direct Injection
Electrical System: 24V DC
Oil Capacity: 91 L
Fuel Tank Capacity: 380 L
Coolant Capacity: 42 L
Exhaust Temperature: 488°C
Exhaust Gas Flow: 87.78 m³/h
Cooling Air Flow: 708 m³/min
Dry Weight: 1658 kg
Alternator Specifications – Stamford HCI 434F/444F
Brand: Stamford
Model: HCI 434F/444F
Origin: UK
Prime Power: 400 kVA
Standby Power: 450 kVA
Frequency: 50 Hz
Insulation Class: H
Protection: IP23
Efficiency: 93.5%
Overload Capacity: 110%
Power Factor: 0.8
Poles: 4
Bearings: Single-bearing
Output Voltage: 400/230 V
Speed: 2250 rpm
Coupling Specifications
Prime Power: 409 kVA
Standby Power: 450 kVA
Prime kW: 327 kW
Standby kW: 360 kW
Brand: Cummins
Model: QSX15-G4
Origin: USA
Manufacturing Countries: USA, UK, India
Prime Power: 466 hp
Standby Power: 516 hp
Displacement: 15 L
Cylinders: 6
Configuration: Inline
Aspiration: Turbocharged
Cooling System: Water-cooled
Governor: Electronic
Fuel Consumption:
50% load: 45.7 L/h
75% load: 67 L/h
100% load: 85.7 L/h
Rated Speed: 1500 rpm
Bore × Stroke: 137 × 169 mm
Compression Ratio: 17:1
Injection System: Direct Injection
Electrical System: 24V DC
Oil Capacity: 91 L
Fuel Tank Capacity: 380 L
Coolant Capacity: 42 L
Exhaust Temperature: 488°C
Exhaust Gas Flow: 87.78 m³/h
Cooling Air Flow: 708 m³/min
Dry Weight: 1658 kg
Alternator Specifications – Stamford HCI 434F/444F
Brand: Stamford
Model: HCI 434F/444F
Origin: UK
Prime Power: 400 kVA
Standby Power: 450 kVA
Frequency: 50 Hz
Insulation Class: H
Protection: IP23
Efficiency: 93.5%
Overload Capacity: 110%
Power Factor: 0.8
Poles: 4
Bearings: Single-bearing
Output Voltage: 400/230 V
Speed: 2250 rpm
Coupling Specifications
Prime Power: 409 kVA
Standby Power: 450 kVA
Prime kW: 327 kW
Standby kW: 360 kW
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