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Doosan SP3 Series Engine

Powering Reliable Diesel Generator Sets

DOOSANSP3 Series Overview

  • BAUDAUIN 4M EFE (1)

    The SP3 Series is a family of high-performance diesel engines designed specifically for generator set applications.

  • BAUDAUIN 4M FTR (2)

    Covering a power range from 73kW to 92kW, it is suitable for various scenarios such as commercial buildings, telecommunications, and residential communities.

  • BAUDAUIN Core Advantages (1)

    Features high power density, superior performance, energy efficiency, and reliability.

Doosan SP3 Series Engine
DOOSAN SP3 SERIES | POWER GENERATION SOLUTIONS
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SP3 Series Engine: Engineered for performance, efficiency, and sustainability in the most demanding industrial environments.

Core Advantages

DOOSANHigh Power Density

  • BAUDAUIN Core Advantages (2)

    Delivers higher power output in a compact size, making it ideal for space-constrained generator set applications.

  • BAUDAUIN 4M (1)

    Advanced turbocharging and combustion technology ensure maximum power extraction from a smaller engine block.

  • High Power Density (3)

    Optimized design for easy installation and integration into various generator set configurations.

Doosan SP3 Series Engine (1)
Engine Internal Structure & Turbocharging System
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DOOSANExcellent Fuel Efficiency

  • BAUDAUIN 4M EFE (1)

    Advanced high-pressure common rail fuel injection system for precise fuel delivery and complete combustion.

  • BAUDAUIN 4M EFE (2)

    Optimized combustion chamber design and variable geometry turbocharger for higher thermal efficiency.

  • Superior Fuel Efficiency (2)

    Low fuel consumption rate, significantly reducing operating costs.

Engine Internal Structure Close-up
High-pressure Common Rail Fuel Injection System
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DOOSANHigh Reliability & Durability

  • Proven Reliability & Durability (2)

    High-strength cylinder block and forged steel crankshaft for exceptional durability and long service life.

  • High Reliability & Durability (2)

    Rigorous testing and validation ensure reliable performance in harsh operating conditions.

  • BAUDAUIN Core Advantages (1)

    Excellent resistance to wear and tear, ensuring a long B10 life.

HRD
Forged Steel Crankshaft (SP3 Series)
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DOOSANEasy Maintenance

  • BAUDAUIN Core Advantages (4)

    Accessible Design

    Maintenance points are easily accessible with a service-friendly layout for quick inspection and repair.

  • Easy Maintenance (2)

    Modular Commonality

    High degree of part commonality and modular design simplifies the replacement process significantly.

  • BAUDAUIN 4M HRD (3)

    Extended Intervals

    Longer service intervals for oil and filter changes reduce overall maintenance frequency and downtime.

Easy Maintenance
Technician performing routine maintenance on a diesel engine
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DOOSANTechnical Specifications

Model Prime Power (kW) Displacement (L) Cylinder-Bore x Stroke (mm) Fuel Consumption (g/kW·h)
SP344CC 73-92 3.4 L4-98x113 ≤220
SP344CB 56-74 3.4 L4-98x113 ≤225
SP344CA 40-44 3.4 L4-98x113 ≤215
BAUDAUIN Core Advantages (2)
High Efficiency
Low fuel consumption rates ensure optimal operational costs.
High Power Density (3)
Compact Design
3.4L displacement with L4 configuration for versatile installation.
BAUDAUIN 4M (3)
Industrial Grade
Robust cylinder bore and stroke for heavy-duty performance.

DOOSAN SP344CC Series

BAUDAUIN 4M FTR (2)
Power Range: 73kW - 92kW
BAUDAUIN 4M (1)
Displacement: 3.4L
16M Series Engine (36)
Features: High power density, robust design, suitable for 70~90kW generator sets.
Doosan SP3 Series Engine (27)
Application: Commercial buildings, telecommunications, and residential communities.
Doosan SP3 Series Engine (5)
Specifications subject to change without prior notice. For detailed technical documentation, please contact our sales department.

DOOSAN SP344CB Series

BAUDAUIN 4M FTR (2)
Power Range: 56kW - 74kW
BAUDAUIN 4M EFE (1)
Displacement: 3.4L
16M Series Engine (36)
Features: High efficiency, low fuel consumption, ideal for 50~70kW generator sets.
DP126LB Series (4)
Application: Small commercial buildings, telecommunications, and residential communities.
Doosan SP3 Series Engine (6)
Doosan SP3 Series Engine