Main Engine
Daihatsu
Refurbished
The Daihatsu DK-20 Marine Auxiliary Engine is a medium-speed four-stroke diesel engine designed primarily for marine electrical power generation applications. Developed by Daihatsu Diesel Mfg. Co., Ltd., the DK-series has earned a strong reputation throughout the maritime industry for reliability, fuel efficiency, compact design, and dependable performance.
The DK-20 is commonly installed as an auxiliary engine driving marine diesel generators onboard merchant vessels, offshore vessels, passenger ships, and specialized marine applications. The engine provides the electrical power required for navigation systems, communication equipment, cargo operations, accommodation services, automation systems, and essential shipboard machinery.
Its robust construction, efficient fuel consumption, and ease of maintenance have made the Daihatsu DK-20 a preferred choice for shipowners and fleet operators worldwide.
SM MARINE SERVICE™ supports shipowners, technical managers, and marine engineers with spare parts supply, repair services, troubleshooting, overhaul support, and technical assistance for Daihatsu DK-20 engines.
The Daihatsu DK-20 is a marine auxiliary diesel engine designed to provide dependable electrical power generation onboard vessels. The engine operates on the four-stroke diesel cycle and is typically coupled with an alternator to form a complete marine diesel generator set.
The engine incorporates advanced combustion technology, efficient fuel injection systems, durable cylinder assemblies, and modern cooling arrangements. These features help ensure reliable operation even under demanding marine conditions.
The DK-20 is widely recognized for:
Many vessels equipped with Daihatsu DK-series engines continue to operate worldwide, creating continuous demand for spare parts, technical documentation, repair services, and overhaul support.
SM MARINE SERVICE™ provides worldwide sourcing and support for Daihatsu marine engines and spare parts.
The DK-20 delivers dependable electrical power for essential shipboard systems and equipment.
Optimized fuel injection and combustion technology help reduce operating costs and fuel consumption.
The engine's compact design allows efficient installation within marine engine room environments.
Service-friendly design reduces maintenance time and simplifies overhaul procedures.
Heavy-duty construction supports long-term operation with proper maintenance and servicing.
The DK-series has been widely accepted throughout the marine industry due to its reliability and performance.
SM MARINE SERVICE™ supports operators with technical assistance and spare parts solutions for Daihatsu engines.
| Parameter | Details |
|---|---|
| Manufacturer | Daihatsu Diesel Mfg. Co., Ltd. |
| Model | DK-20 |
| Engine Type | Marine Auxiliary Diesel Engine |
| Operating Cycle | Four-Stroke |
| Application | Marine Generator Drive |
| Cooling System | Fresh Water Cooling |
| Fuel Type | Marine Diesel Oil / Heavy Fuel Oil |
| Starting System | Electric or Air Starting |
| Engine Speed | Medium-Speed |
| Generator Application | Shipboard Electrical Power |
| Marine Application | Commercial and Offshore Vessels |
| Spare Parts Support | Available |
| Repair Support | Available |
| Overhaul Support | Available |
Specifications may vary depending on engine configuration and vessel installation.
The Daihatsu DK-20 is widely used onboard:
Provides electrical power for cargo handling equipment, navigation systems, and accommodation services.
Supports auxiliary power requirements during voyage and cargo operations.
Ensures continuous electrical power generation for critical ship systems.
Provides reliable power generation for cargo handling and vessel operations.
Supports specialized electrical loads and automation systems.
Supplies power for offshore support and service vessel operations.
Provides electrical power for passenger accommodation and hotel services.
Supports scientific equipment and onboard systems.
Provides dependable auxiliary power during fishing operations.
The DK-20 is commonly integrated with:
SM MARINE SERVICE™ supplies and sources Daihatsu DK-20 spare parts including:
Both new and reconditioned spare parts can be supplied according to customer requirements and budget.
SM MARINE SERVICE™ provides comprehensive technical support for Daihatsu DK-20 engines.
Diagnosis of performance issues, fuel system faults, starting problems, temperature alarms, and generator-related faults.
Mechanical and electrical repair services for engine systems and generator interfaces.
Calibration of engine monitoring devices, sensors, and control equipment.
Performance testing following repair and overhaul activities.
Complete overhaul services including piston replacement, cylinder head overhaul, fuel system servicing, bearing inspection, and turbocharger maintenance.
Support for:
SM MARINE SERVICE™ assists marine engineers in maintaining reliable auxiliary power generation and minimizing operational downtime.
SM MARINE SERVICE™
Bangladesh Office
Samir Market, DT Road, Pahartali, Beside CDA Market, Chattogram, Bangladesh
China Warehouse and Support Center
Shanghai, China
SM MARINE SERVICE™ supplies both New Equipment and Reconditioned Equipment depending on customer requirements and budget.
We provide worldwide supply, sourcing, repair, calibration, technical support and spare parts services for marine automation, navigation, communication and marine electronic systems.
Website : https://www.smmarineservice.com
Email : info@smmarineservice.com
WhatsApp and Viber : +8801818929292
Marketing Contact: Nazmul Hasan Bhuiyan
Mobile WhatsApp and Viber : +8801730296909
The Daihatsu DK-20 Marine Auxiliary Engine remains a trusted solution for shipboard electrical power generation. Its fuel efficiency, reliable performance, compact design, and proven engineering make it a preferred choice for commercial vessels worldwide.
For Daihatsu DK-20 spare parts, repair services, overhaul support, technical documentation, troubleshooting assistance, reconditioned equipment, and worldwide marine engineering solutions, contact SM MARINE SERVICE™. Our experienced team is ready to support ship owners, fleet managers, shipyards, and marine engineers with professional marine engine services and global spare parts supply.
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