400kW 500KVA Weichai Silent Diesel Generator Set
Reliable power solution with ATS controller, low fuel consumption, and customizable options for industrial, commercial, and residential applications.
Product Overview
Our 400kW 500KVA BOBIG WEICHAI diesel generator (Model: WP13D490E310) provides reliable power for diverse applications. Backed by the renowned Weichai brand, it delivers high-quality performance and long-term durability.
Key Features
Power Performance
- Rated Power: 400kW (500KVA) for industrial, commercial, and residential applications
- Stable prime power output ensures continuous operation under heavy loads
- Standard frequency: 50Hz suitable for most electrical equipment
Engine Excellence
- Engine Model: WP13D490E310 with advanced technology and high-quality manufacturing
- High torque, fuel efficiency, and low emissions
- Engine Speed: 1500 RPM for smooth, consistent power supply
Technical Specifications
Power Ratings
| General Information |
Prime Power |
Standby Power |
| Rated Power (kVA) |
500 |
550 |
| Power Rating (kW) |
400 |
440 |
| Frequency (Hz) |
50 |
| Engine Model |
WP13D490E310 |
| Engine Speed (RPM) |
1500 |
| Phase |
3 |
| PF |
0.8 |
| Control System |
Digital |
| Rated Voltage (V) |
400/230 (Customizable) |
| Fuel Tank Capacity Operating Time |
≥ 8h @ 75% load |
Dimensions and Weight
| Model |
BWC550 (Open Type) |
BWC550S (Silent Type) |
| Length (L) mm |
3600 |
4300 |
| Width (W) mm |
1500 |
1400 |
| Height (H) mm |
2460 |
2200 |
| Tank Capacity (L) |
920 |
920 |
Engine Specifications
| Engine Model & Manufacturer |
WP13D490E310 (WEICHAI) |
| Number of Cylinders |
6 |
| Cylinder Arrangement |
In-line |
| Cycle |
L-Type |
| Aspiration |
Turbocharged and aftercooled |
| Bore x Stroke |
127 x 165 mm |
| Cubic Capacity |
12.54 L |
| Compression Ratio |
15.0:1 |
| Prime Power/Speed |
440 kW/1500 rpm |
| Standby Power/Speed |
489 kW/1500 rpm |
| Governor Type |
Mechanical pump |
| Cooling System |
Force Water Cooling Cycle |
| Total Lubrication System Capacity |
30 L |
| Coolant Capacity (Engine Only) |
25 L |
| Fuel Consumption @ 100% Load |
450 g/kWh @1500 rpm |
Alternator Specifications
| Alternator Brand |
BOBIG |
| Alternator Manufacturer |
FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD |
| Alternator Model |
BW-354D |
| Alternator Rated Power |
400kw/500kva |
| Rated Voltage (V) |
230v/400v |
| Rated Frequency |
50hz |
| Connecting Type |
3 Phase and 4 W |
| Number of Bearing |
1 |
| Protection Grade |
IP23 |
| Altitude |
≤1000m |
| Exciter Type |
Brushless, Self-exciting, AVR automatic voltage regulating, 100% Copper |
| Insulation Class |
H class |
Customization & Services
We support customization and OEM services with design drawings. All units are equipped with original power supplies and come with standard DSE 6120 controller. Engine, generator, and controller options are customizable.
Packaging & Shipping
Plywood case packaging. Delivery within 30-15 working days after receiving customer deposit.
Applications
- Industrial Use: Backup power source for factories ensuring continuous production during power outages
- Commercial Buildings: Office buildings, shopping malls, and hotels for essential services like lighting, elevators, and security systems
- Residential Areas: Reliable power for communities with unstable power grids
Warranty & After-Sales Service
BOBIG products include a one-year or 1200-hour warranty (whichever comes first) from ex-factory date. Free replacement of easy-damageable spare parts caused by production or material quality issues. Professional after-sales service team available 24/7 for technical support, maintenance, and repairs.
Why Choose Us
- Brand Reputation: Weichai is a trusted brand with long history of high-quality products
- Quality Assurance: Manufactured according to international standards with rigorous quality inspections
- Customization Options: Tailored solutions based on specific customer requirements
Certifications & Standards
Our generator complies with international standards including ISO 8528-5:2018, GB/T2820.5-2009, and CE certification, ensuring quality, safety, and reliability.
Frequently Asked Questions
What is your MOQ, payment method, and delivery time?
MOQ: 1 set. Payment: 30% T/T deposit, 70% balance before delivery, or 100% L/C, trade assurance, PayPal, Western Union. Delivery: 10-15 working days after receiving deposit.
Which port do you use for export?
Fuzhou port, Fujian province or as customer request.
Do you provide spare parts for maintenance?
Yes, we provide regular engine filters (air, water, fuel, oil) for customer self-maintenance.
Can you offer parts if needed?
Yes, we can provide parts at any time, not limited to warranty period. Parts typically shipped within 3-5 days.
Can voltage, frequency, tank capacity, phase, and color be customized?
Yes, all specifications can be customized according to your requirements.
What is your distribution policy?
We welcome distributors worldwide. We provide authority certificates and sign distribution agreements accordingly.
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