FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD
                                                                                                           
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23 Years
Since 2003
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Quiet Doosan 400kW 500KVA Silent Diesel Generator Set | Customizable | Suitable for Household, Construction & Industrial Use

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 30 days
Brand: Doosan
Product Description
400kW 500KVA BOBIG Doosan Diesel Generator Set
Our 400kW 500KVA BOBIG Doosan diesel generator (Model: DP158LD) provides reliable power for industrial, commercial, and residential applications. Backed by the renowned Doosan brand, it delivers high-quality performance and long-term durability.
Key Features
Power Performance
  • Rated Power: 400kW (500KVA) for various industrial, commercial, and residential applications
  • Frequency: 50Hz standard operation suitable for most electrical equipment
  • Stable prime power output ensuring continuous operation under heavy loads
Engine Excellence
  • Engine Model: DP158LD Doosan engine with advanced technology
  • Engine Speed: 1500 RPM for smooth, consistent power supply
  • High torque, fuel efficiency, and low emissions design
Technical Specifications
General Information Prime Power Standby Power
Rated Power (kVA) 500 550
Power Rating (kW) 400 440
Frequency (Hz) 50
Engine Model DP158LD
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
PRP: Prime power available for unlimited annual hours in variable load applications according to GB/T2820-97; 10% overload capability available for 1 hour within 12-hour operation.
ESP: Standby power rating applicable for emergency power supply during utility interruptions.
Dimensions and Weight
Model BDO550 (Open Type) BDO550S (Silent Type)
Length (L) mm 3600 4500
Width (W) mm 1500 1810
Height (H) mm 2460 2360
Tank Capacity (L) 920 920
Engine Specifications
Engine Model & Manufacturer DP158LD (DOOSAN)
Engine Type Diesel, water cooled, Turbo charged & intercooled
Bore x Stroke 128×142mm
Displacement 14.6 liters
Cylinders and Arrangement Cast iron, 8 cylinder, Vee-Type
Battery Charging Alternator 27.5V x 45A alternator
Starting Voltage 24V
Fuel System Mechanical Injection Pump
Lube Oil Capacity Max. 22 liters, Min. 13 liters
Dry Weight 1155kg (engine only)
Dimension (LxWxH) 1274 × 1138 × 1207 mm
Alternator Specifications
Alternator Brand BOBIG
Alternator Manufacturer FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD
Alternator Model BW-354D
Alternator Rated Power 400kw/500kva
Rated Voltage 230v/400v
Rated Frequency 50hz
Connecting Type 3 Phase and 4 W
Protection Grade IP23
Altitude ≤1000m
Exciter Type Brushless, Self-exciting, AVR automatic voltage regulating, 100% Copper
Insulation Class H class
Voltage Regulation, Steady State ≤±1%
Customization & OEM Services
We support customization and OEM services with design drawings. All units come with standard DSE 6120 controller (engine, generator, and controller are optional).
Applications
  • Industrial Use: Backup power for factories ensuring continuous production during outages
  • Commercial Buildings: Power for office buildings, shopping malls, and hotels maintaining essential services
  • Residential Areas: Reliable power for communities with unstable power grids
Warranty & Service
BOBIG products include a one-year or 1000-hour warranty (whichever comes first). Free replacement of easy-damageable spare parts during warranty period. Professional after-sales service team available 24/7 for technical support, maintenance, and repairs.
Why Choose Us
  • Brand Reputation: Doosan is a trusted brand with long history of quality products
  • Quality Assurance: Manufactured to international standards with rigorous inspections
  • Customization Options: Tailored solutions based on specific requirements
Certifications & Compliance
Our generator complies with international standards including ISO 8528-5:2018, GB/T2820.5-2009, and CE certifications ensuring quality, safety, and reliability.
BOBIG Doosan Diesel Generator Controller and Display
BOBIG Generator Quality Certification
BOBIG Generator International Standards Certification

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD
Location NO.8 Jinye Road,Tiehu Village ,Chengyang Town,Fuan City,Ningde City,Fujian Province.CHINA
Contact Person Andy Bao

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