400kw Silent Diesel Generator
Model: DB-400GF
Prime power: 400KW/500KVA
Rated current: 720A
Rated frequency: 50Hz/60Hz
Power factor: 0.8lag
Rated voltage: 380~480V
For more types, please contact us.
The advantages of 500kVA diesel generator:
1. Ultra-Quiet Operation — The 400kw 500kva silent genset features a fully enclosed soundproof canopy lined with 5cm high-density sound-absorbing foam, effectively reducing noise to ≤75 dB at 7 meters. This makes it ideal for residential neighborhoods, hospitals, hotels, schools, and other noise-sensitive environments.
2. Durable Galvanized Steel Enclosure — Constructed from 2mm galvanized steel, the enclosure offers superior resistance to corrosion, rust, and fading. The heavy-duty design ensures long service life even in harsh outdoor conditions, including high humidity, dust, and rain exposure.
3. Extended Runtime with 8-Hour Fuel Tank — The integrated base fuel tank provides up to 8 hours of continuous operation at full load, minimizing downtime and reducing the need for frequent refueling during extended power outages or remote operations.
4. Multiple Engine & Alternator Options — As an authorized OEM partner for well-known engines and alternators such as Cummins, Perkins, Deutz, Weichai, Shanghai, Yuchai, Stamford, and Leroy-Somer, Dingbo offers flexible configuration options to suit different performance requirements and budgets-.
5. User-Friendly Maintenance — The canopy features wide-opening access doors for easy inspection, servicing, and parts replacement. All service points are conveniently located for routine maintenance access.

| Technical Parameters | |
| Item | Specification |
| Rated Power | 400 kW / 500 kVA |
| Voltage | 220V / 380V / 400V / 415V (customizable) |
| Frequency | 50Hz / 60Hz |
| Engine Brand | Cummins / Perkins / Weichai / Yuchai |
| Alternator | Stamford / Leroy-Somer / OEM |
| Phase | 3 Phase |
| Cooling System | Water-cooled |
| Noise Level | ≤ 75 dB(A) at 7 meters |
| Fuel Tank | 8–12 hours running |
| Control Panel | Smart controller / ATS optional |
| Enclosure Type | Soundproof & Weatherproof |
The 400kW silent diesel generator is widely used in:

Looking for a powerful, silent, and efficient diesel generator? Our Dingbo Power 400KW Silent Diesel Generator is the ideal choice for both commercial and industrial applications, offering:
Prime Power: 400KW / 500KVA, providing reliable power to keep your operations running smoothly.
Rated Current: 720A, designed to meet your heavy-duty electrical needs.
Versatile Frequency: 50Hz/60Hz, adaptable to different requirements across regions.
Power Factor: 0.8 lag, ensuring consistent and reliable performance.
Rated Voltage: 380~480V, perfect for a variety of power setups.
Transport Package: Securely packed in plastic film and plywood case for safe delivery.
Silent Operation: Ideal for noise-sensitive environments, ensuring minimal disruption to surrounding areas.
Durability: Built for long-lasting performance, this generator will be your reliable partner for years.
Energy Efficiency: The DB-400GF provides excellent fuel economy, reducing long-term operational costs.
Easy Maintenance: Simple setup and low maintenance requirements, making it a hassle-free solution.
Whether for backup power or off-grid applications, the 400kW Silent Diesel Generator is your ultimate solution. Order now to secure this high-performance generator and keep your business running smoothly even during power outages!
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