Durable Quiet Shell Doosan Low Noise Silent Diesel Generator Set 320kW 400KVA Water-cooling Power Diesel Generator
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
30 days
Brand:
Doosan
Product Description
Durable Quiet Shell Doosan Low Noise Silent Diesel Generator Set 320kW 400KVA
Water-cooling Power Diesel Generator - Model: P158LE
Product Overview
Our 320kW 400KVA BOBIG Doosan diesel generator (Model: P158LE) is engineered to deliver reliable power for diverse industrial, commercial, and residential applications. Backed by the renowned Doosan brand, it combines high-quality performance with long-term durability.
Key Features
Power Performance
Rated at 320kW (400KVA) with stable prime power output and 50Hz frequency, suitable for most electrical equipment.
Engine Excellence
Powered by the P158LE Doosan engine with 1500 RPM operation, delivering high torque, fuel efficiency, and low emissions.
Environmental Adaptability
Operates effectively in ambient temperatures from +5°C to +40°C and at altitudes up to 1000m.
Compliance Standards
Certified to ISO 8528-5:2018, GB/T2820.5-2009, and CE standards for quality, safety, and reliability.
Technical Specifications
General Information
| Parameter | Prime Power | Standby Power |
|---|---|---|
| Rated Power (kVA) | 400 | 440 |
| Power Rating (kW) | 320 | 352 |
| Frequency (Hz) | 50 | |
| Engine Model | P158LE | |
| 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 | BDO440 (Open Type) | BDO440S (Silent Type) |
|---|---|---|
| Length (mm) | 3100 | 4050 |
| Width (mm) | 1050 | 1510 |
| Height (mm) | 2150 | 2050 |
| Tank Capacity (L) | 736 | 736 |
Engine Details
| Engine Model & Manufacturer | P158LE (DOOSAN) |
| Engine Type | Diesel, water cooled, Turbo charged & intercooled |
| Bore x Stroke | 128 × 142mm |
| Displacement | 14.62 liters |
| Cylinders and Arrangement | Cast iron, 8 cylinder, Vee-Type |
| Battery Charging Alternator | 28.5V x 45A alternator |
| Starting Voltage | 24V |
| Fuel System | Mechanical Injection Pump |
| Fuel Filter | Full flow, cartridge type with water drain valve |
| Lube Oil Filter Type | Full flow, cartridge type |
| Lube Oil Capacity | Max. 21 liters, Min. 17 liters |
| Flywheel Dimensions | Clutch No. 14 M |
| Dry Weight | 950kg (engine only) |
| Dimension (LxWxH) | 1389 × 1389 × 1216 mm |
Alternator Specifications
| Alternator Brand | BOBIG |
| Alternator Manufacturer | FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD |
| Alternator Model | BW-314FS |
| Alternator Rated Power | 320kw/400kva |
| Rated Voltage | 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 |
| Telephone Influence Factor (TIF) | ≤50 |
| THF | ≤2% |
| Voltage Regulation, Steady State | ≤±1% |
| Transient State Voltage | ≤-15%~+20% |
Customization & Options
We support customization and OEM services with design drawings. All units are equipped with original power supplies and come with the standard DSE 6120 controller. Engine, generator, and controller options are available.

Packaging & Shipping
Packed in plywood cases. Delivery within 10-15 working days after receiving customer deposit.
Certifications

Applications
- Industrial Use: Backup power for factories to ensure continuous production during outages
- Commercial Buildings: Power for office buildings, shopping malls, and hotels to maintain essential services
- Residential Areas: Reliable power for communities with unstable power grids
Warranty & Service
BOBIG products carry a one-year or 1000-hour warranty (whichever comes first) from ex-factory date. During warranty, we provide free replacement of easy-damageable spare parts caused by production or material quality issues. After expiration, we offer cost-based spare parts maintenance with 24/7 technical support.
Why Choose BOBIG
- Brand Reputation: Partnership with Doosan, a trusted name in diesel generator industry
- Quality Assurance: Manufactured to international standards with rigorous quality inspections
- Customization Options: Tailored solutions based on specific customer requirements
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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