Rated Power: 47 kW @ 1500 RPM
Max. Torque: 214 g / kW.h @ 1500 RPM
Fuel Pump: BYC A Pump
Governor: GAC 24 V Mech.
Aspiration: TC & Water-Air Intercooler
DCEC Marine Engine
No matter using as marine main engines, or using as marine auxiliary engines, DCEC marine engines are able provide increased power-to-weight ratios, cleaner starts and less noise. DCEC marine engines provides B, C, L series engine for customers to choose. DCEC marine engines covering displacement from 3.9 to 8.9 liters, with power range from 47 kW to 253 kW.
DCEC employs an experienced team of technical and market experts focused on the marine industry and its customers. Factory trained Marine Application Engineers will help you select the right spec for your vessel and Qualified Marine Technicians keep you up and running once in service.
DCEC offers a complete line of propulsion, generating set and auxiliary power solutions designed specifically for the challenges of marine applications. Because
we understand customer needs and operating conditions vary, SeaMac also offer custom generator set packaging with various different classification societies.
Our in-house engineering experts provides custom complete solutions from marine main engine, gearbox, main shaft, propeller and complete generator set. Based on customer’s requirement, SeaMac provides one-stop solutions covers from pre-design to components supply, from installation to commissioning, from pre-sales communication to after-sales service support, Our one-stop solution not only significant improve operation efficiency, but also help customers to aviod mismatching problems caused by multiple independent suppliers of different components, which often caused lot of troubles for shipyards.
All of DCEC marine auxiliary engines and generator set are available for an unlimited number of hours per year in variable load applications. Variable load is not to exceed a 70 percent average of the rated power during any operating period of 250 hours. Total operating time at 100 percent Prime Power shall not exceed 500 hours per year.
Advantages of Marine Engine
A 10 percent overload capability is available for a period of one hour within a 12 hour period of operation. Total operating time at the 10 percent overload power shall not exceed 25 hours per year. This power rating conforms to ISO 8528 guidelines.
Based on DCEC marine engines, Seamac provides fully integrated support at all stages of a new build or repower project, from vessel concept to installation, commissioning and sea trial. We work closely with partner suppliers, including gear manufacturers and system integrators to ensure proper engine selection, application and installation. Seamac, your reliable one-stop marine propulsion and power system solution provider.
| 120-150 HP | ||||||||
| 188-254 HP | ||||||||
| 300-315 HP | ||||||||
| 308 HP | ||||||||
| 47-65 kW | ||||||||
| 80-132 kW | ||||||||
| 115-175 kW | ||||||||
| 200-215 kW | ||||||||
Engine Model Power/HP & kW | 0 | 50 | 100 | 150 | 200 | 250 | 300 | 350 |
| Emission Srandard:Euro ⅠEuro ⅡEuro ⅢEuro ⅣEuro ⅤEuro ⅥEuro Ⅶ | ||||||||
| DCEC Marine Main Engine Catalogue |
| 6BT5.9-M120 | 120 Hp @ 2200 RPM | 6BTA5.9-M150 | 150 Hp @ 2200 RPM | |||||||
6CTA8.3 Marine Main Engine 1494 mm * 796 mm * 1228mm Euro Stage II | 6CTA8.3-M188 | 188 Hp @ 2328 RPM | 6CTA8.3-M205 | 205 Hp @ 2328 RPM | 6CTA8.3-M220 | 220 Hp @ 1800 RPM | 6CTAA8.3-M260 | 254 HP @ 2134 RPM | ||||
6LTAA8.9 Marine Main Engine 1494 mm * 796 mm * 1228 mm Euro Stage II | 6LTAA8.9-M300 | 300 BHP @ 1800 RPM | 6LTAA8.9-M315 | 315 BHP @ 2134 RPM | ||||||
QSL8.9 Marine Main Engine 1494 mm * 796 mm * 1228 mm Euro Stage III | QSL8.9-M313 | 308 HP @ 2200 RPM | |||||||
| ——END—— | ||||||||
| DCEC Marine Auxiliary Engine Catalogue |
4BT3.9 Marine Auxiliary 1100 mm * 800 mm * 1200 mm Euro ll | 4BTA3.9-GM47 | 47 kW @ 1500 RPM | 4BTA3.9-GM65 | 65 kW @ 1800 RPM | ||||||
6BT5.9 Marine Auxiliary 1182 mm * 761 mm * 1127 mm Euro ll | 6BT5.9-GM80 | 80 kW @ 1500 RPM | 6BT5.9-GM83 | 83 kW @ 1500 RPM | 6BT5.9-GM100 | 100 kW @ 1800 RPM | 6BTA5.9-GM100 | 100 kW @ 1500 RPM | ||||
| 6BTA5.9-GM120 | 120 kW @ 1800 RPM | 6BTAA5.9-GM115 | 115 kW @ 1500 RPM | |||||||
6CTA8.3 Marine Auxiliary 1494 mm * 796 mm * 1228 mm Euro ll | 6CT8.3-GM115 | 115 kW @ 1500 RPM | 6CT8.3-GM129 | 129 kW @ 1800 RPM | 6CTA8.3-GM155 | 155 kW @ 1500 RPM | 6CTA8.3-GM175 | 175 kW @ 1800 RPM | ||||
6LTAA8.9 Marine Auxiliary 1400 mm * 900 mm * 1100 mm Euro ll | 6LTAA8.9-GM200 |200 kW @ 1500 RPM | 6LTAA8.9-GM215 | 215 kW @ 1800 RPM | ||||||
| ——END—— | ||||||||
Find Marine Engines by Series
This is the list of all series of DCEC marine engines.
Click here to find marine engines by type (Fuel System & Power Range).
Rated Power: 65 kW @ 1800 RPM Rated Power: 80 kW @ 1500 RPM Rated Power: 83 kW @ 1500RPM Rated Power: 100 kW @ 1800RPM Rated Power: 100 kW @ 1500RPM Rated Power: 120 kW @ 1800RPM Rated Power: 115 kW @ 1500RPM Rated Power: 115 kW @ 1500 RPM Rated Power: 129 kW @ 1800 RPM Rated Power: 155 kW @ 1500 RPM Rated Power: 175 kW @ 1800 RPM Rated Power: 200 kW @ 1500 RPM Rated Power: 215 kW @ 1800 RPM Rated Power: 115 kW @ 1500 RPM Rated Power: 100 kW @ 1500 RPM Rated Power: 200 kW @ 1500 RPM Rated Power: 155 kW @ 1500 RPM Rated Power: 120 HP @ 2200 RPM Rated Power: 150 HP @ 2200 RPM Rated Power: 188 Hp @ 2328 RPM Rated Power: 205 Hp @ 2328 RPM Rated Power: 220 Hp @ 1800 RPM Rated Power: 254 HP @ 2134 RPM Rated Power: 378 HP @ 1900 RPM Rated Power: 300 kW @ 1800 RPM Rated Power: 315 kW @ 2134 RPM Rated Power: 220 HP @ 1800 RPM Rated Power: 235 HP @ 2200 RPM Rated Power: 308 HP @ 2200 RPM 4BTA3.9-GM65 Auxiliary Engine
Max. Torque: 219 g / kW.h @ 1800 RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: TC & Water-Air Intercooler 6BT5.9-GM80 Auxiliary Engine
Max. Torque: 216 g / kw.h @ 1500 RPM
Fuel Pump: BYC PB Pump
Governor: GAC 24 V Mech.
Aspiration: Turbocharger 6BT5.9-GM83 Auxiliary Engine
Max. Torque: 216 g / kw.h @ 1500 RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: Turbocharger 6BT5.9-GM100 Auxiliary Engine
Max. Torque: 219 g / kw.h @ 1800RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: Turbocharger 6BTA5.9-GM100 Auxiliary Engine
Max. Torque: 213 g / kw.h @ 1500 RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: TC & Water-Air Intercooler 6BTA5.9-GM120 Auxiliary Engine
Max. Torque: 213 g / kw.h @ 1800RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: TC & Water-Air Intercooler 6BTAA5.9-GM115 Auxiliary Engine
Max. Torque: 212 g / kw.h @ 1500 RPM
Fuel Pump: BYC PB Pump
Governor: GAC Mech.
Aspiration: TC & Air-Air Intercooler 6CT8.3-GM115 Auxiliary Engine
Max. Torque: 212 g / kW.h @ 1500 RPM
Fuel Pump: BYC PB Pump
Governor: GAC Mech.
Aspiration: Turbocharger 6CT8.3-GM129 Auxiliary Engine
Max. Torque: 222 g / kW.h @ 1800 RPM
Fuel Pump: BYC PB Pump
Governor: GAC 24 V Mech.
Aspiration: Turbocharger 6CTA8.3-GM155 Auxiliary Engine
Max. Torque: 214 g / kW.h @ 1500 RPM
Fuel Pump: BYC PB Pump
Governor: GAC Mech.
Aspiration: TC & Water-Air Intercooler 6CTA8.3-GM175 Auxiliary Engine
Max. Torque: 218 g / kW.h @ 1800 RPM
Fuel Pump: BYC P7100 Pump
Governor: GAC 24 V Mech.
Aspiration: TC & Water-Air Intercooler 6LTAA8.9-GM200 Auxiliary Engine
Max. Torque: 206 g / kW.h @ 1500 RPM
Fuel Pump: BYC P7100 Pump
Governor: GAC 24 V Mech.
Aspiration: TC & Air-Air Intercooler 6LTAA8.9-GM215 Auxiliary Engine
Max. Torque: 212 g / kW.h @ 1800 RPM
Fuel Pump: BOSCH P7100 Pump
Governor: RQV_K FORTRUST Mech.
Aspiration: TC & Air-Air Intercooler DCEC B5.9CMII156G Marine Auxiliary Engine
Max. Torque: 732 N.m @ 1500 RPM
Fuel Pump: HPCR
Governor: ECU
Aspiration: Turbocharged/Aftercooled DCEC B5.9CMII136G Marine Auxiliary Engine
Max. Torque: 636 N.m @ 1500 RPM
Fuel Pump: HPCR
Governor: ECU
Aspiration: Turbocharged/Aftercooled DCEC L8.9CMII272G Marine Auxiliary Engine
Max. Torque: 1273 N.m @ 1500 RPM
Fuel Pump: HPCR
Governor: ECU
Aspiration: Turbocharged/Aftercooled DCEC L8.9CMII211G Marine Auxiliary Engine
Max. Torque: 987 N.m @ 1500 RPM
Fuel Pump: HPCR
Governor: ECU
Aspiration: Turbocharged/Aftercooled 6BT5.9-M120 Marine Engine
Max. Torque: 430N.m @ 1600 RPM
Fuel Pump: Weifu AD Pump
Governor: RSV Mech.
Aspiration: Turbocharger 6BTA5.9-M150 Marine Engine
Max. Torque: 616 N.m @ 1400 RPM
Fuel Pump: Weifu AD Pump
Governor: RSV Mech.
Aspiration: TC & Water-Air Intercooler 6CTA8.3-M188 Marine Engine
Max. Torque: 732 N.m @ 1500 RPM
Fuel Pump: BYC PB Pump
Governor: R801 Mech.
Aspiration: TC & Water-Air Intercooler 6CTA8.3-M205 Marine Engine
Max. Torque: 828 N.m @ 1500 RPM
Fuel Pump: BYC PB Pump
Governor: R801 Mech.
Aspiration: TC & Water-Air Intercooler 6CTA8.3-M220 Marine Engine
Max. Torque: 1000 N.m @ 1500 RPM
Fuel Pump: BYC PB Pump
Governor: RSV Mech.
Aspiration: TC & Water-Air Intercooler 6CTAA8.3-M260 Marine Engine
Max. Torque:1125 N.m @ 1400 RPM
Fuel Pump: Weifu PW2000 Pump
Governor: RQV-K Mech.
Aspiration: TC & Air-Air Intercooler 6LTAA9.5E Industrial Engine
Maximum Torque: 1600 N.m @ 1400 RPM
Fuel System: XPI
Aspiration: Turbocharged and Aftercooled
Emission Standard: China MEP NS V 6LTAA8.9-M300 Marine Engine
Max. Torque: 1295 N.m @ 1800 RPM
Fuel Pump: Weifu PW2000 Pump
Governor: RQV_K Mech.
Aspiration: TC & Air-Air Intercooler 6LTAA8.9-M315 Marine Engine
Max. Torque: 1350 N.m @ 1400 RPM
Fuel Pump: Pausch P7100 Pump
Governor: RQV–K Mech.
Aspiration: TC & Air-Air Intercooler L8.9CMII223 Marine Engine
Max. Torque: 870 N.m @ 1800 RPM
Fuel Pump: HPCR
Aspiration: Turbocharged L8.9CMII238 Marine Engine
Max. Torque: 760 N.m @ 2200 RPM
Fuel Pump: HPCR
Aspiration: Turbocharged L8.9CMII313 Marine Engine
Max. Torque: 998 N.m @ 2200 RPM
Fuel Pump: HPCR
Aspiration: Turbocharged
Global Activity
Empowering Global Rail with China’s Strong supply Chain: Meet Us in Berlin at Booth 8.1-245
SinoMac and RailMac: an integrated green-power value chain empowering the future of rail transit. China-built, powering global rail transit. We look forward to welcoming you at Hall 8.1 · Booth 245.
Empowering Global Rail with China’s Strong supply Chain: Meet Us in Berlin at Booth 8.1-245
SinoMac and RailMac: an integrated green-power value chain empowering the future of rail transit. China-built, powering global rail transit. We look forward to welcoming you at Hall 8.1 · Booth 245.
SinoMac Makes Its Mark at Global Maritime Event—A Look Back at Marintec China 2025
Hailed as the "Olympics" of the global maritime industry, Marintec China 2025 took place from December 2 to 5, 2025, at the Shanghai New International Expo Centre. Centered on the theme “Innovation and Cooperation for Sustainable Maritime Development,” this edition showcased cutting-edge technologies, innovative achievements, and sustainable pathways across the global maritime sector. It attracted over 2,000 exhibiting companies and tens of thousands of professional visitors from more than 100 countries and regions, highlighting China's pivotal influence and open-cooperative stance within the global maritime industry.
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As one of the most influential mining exhibitions in Central Asia, the Kazakhstan International Mining, Exploration and Coal Processing Exhibition (Mining Week) was grandly held in Karaganda, Kazakhstan from June 24 to 26, 2025. Focused on the entire mining process, this exhibition showcased a concentrated display of technological innovations, equipment upgrades and green solutions-catering to the industry’s full-chain demands and serving as a premier platform for global mining players to showcase technologies, exchange experience and explore partnerships.
Review of SeaMac 2025 Vietnam International Maritime Ship Exhibition:Deeply connecting with the cutting-edge of the global maritime industry
Recently, the highly anticipated 2025 Vietnam International Maritime and Shipbuilding Exhibition concluded successfully at the Adora Convention Center in Ho Chi Minh City. As Vietnam’s largest and most specialized event in shipbuilding and maritime technology, the exhibition gathered top shipbuilders, maritime service providers, and marine equipment manufacturers from around the world. SeaMac actively participated, comprehensively showcasing its innovative achievements and integrated capabilities in ship solutions and high-efficiency propulsion systems. The company engaged in extensive and in-depth exchanges with industry partners, achieving fruitful outcomes from its participation.
Attending a Global Maritime Extravaganza, SinoMac will be showcasing at Marintec China 2025
Marintec China 2025, hailed as a "global trendsetter for the maritime industry," will be held from December 2nd to 5th, 2025, at the Shanghai New International Expo Centre. The theme of this year's exhibition is "Innovation and Cooperation for Sustainable Development of the Maritime Industry," and the theme of the High-Level Maritime Forum is "Intelligent Navigation, Green Coexistence, Integration, and Innovation," reflecting expectations for the industry's future.
Review SAUDI RAIL 2025 :SinoMac Exhibition Highlights
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Deeply Cultivate the International Market, Empowering the Future of Rail ——Focus [PRO//Motion Expo 2025]: SinoMac Exhibition Highlights Review
From August 28 to 31, 2025, the highly anticipated PRO//Motion Expo 2025 (Russian International Railway and Motion Exhibition) grandly opened at the Russian Railway Museum in St. Petersburg. PRO//Motion Expo is currently the largest railway and transportation exhibition in Russia and the Commonwealth of Independent States (CIS), attracting extensive participation from railway companies from CIS countries and around the world. Over the four-day exhibition, exhibitors showcased cutting-edge technologies and innovative achievements in the railway transportation industry.
Focus on marine industry event, start a new chapter of marine development together–SinoMac Group Limited to exhibit at Marine & Offshore Vietnam 2025
Against the backdrop of the booming development of the global shipping and maritime industry, Vietnam International Maritime Expo 2025 (Marine & Offshore Vietnam) will be held in Ho Chi Minh City, Vietnam from 19th to 21st November. As one of the most influential maritime events in Southeast Asia, this exhibition brings together top enterprises and innovations in the fields of global shipbuilding, offshore engineering, port equipment, new energy ship technology, etc., and provides an international platform for industry colleagues to exchange and co-operate and explore the market.
SinoMac Group Limited made its debut at the 2025 Indonesia International Construction Machinery, Mining and Concrete Exhibition.
The International Exhibition of Engineering Machinery, Mining, and Concrete (Mining Indonesia) will be held in Jakarta, Indonesia, from September 17 to 20, 2025. As one of the most influential mining exhibitions in Southeast Asia, Mining Indonesia provides a professional platform for enterprises, experts, and practitioners in the global mining sector to showcase cutting-edge technologies, exchange industry insights, and explore collaborative opportunities.
































