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 | ||||||||
| 100-115 kW | ||||||||
| 155-200 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 | ||||||
|
B5.9CMIII-GM Marine Auxiliary Engine
102 mm*120 mm Euro Stage II |
B5.9CMII136G | 147 BHP @ 1500 RPM | B5.9CMII156G | 170 BHP @ 1500 RPM | ||||||
|
L8.9CMIII-GM Marine Auxiliary Engine
114 mm*145 mm Euro Stage II |
L8.9CMII211G | 295 BHP @ 1500 RPM | L8.9CMII272G | 229 BHP @ 1500 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 SinoMac successfully participated in SAUDI RAIL 2025, the annual industry event held in Riyadh, Saudi Arabia, from October 19th to 20th, 2025. At the exhibition, SinoMac showcased its strong capabilities in railway technology, innovative solutions, and full lifecycle services, and engaged in in-depth exchanges with industry partners, customers, and experts from around the world to jointly explore future opportunities for rail transit development in the Middle East. Rated Power: 300 kW @ 1800 RPM Rated Power: 315 kW @ 2134 RPM Rated Power: 308 HP @ 2200 RPM
4BTA3.9-GM65 Auxiliary Engine Parts
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 Parts
Max. Torque: 216 g / kw.h @ 1500 RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: Turbocharger
6BT5.9-GM100 Auxiliary Engine Parts
Max. Torque: 219 g / kw.h @ 1800RPM
Fuel Pump: BYC A Pump
Governor: GAC Mech.
Aspiration: Turbocharger
6BTA5.9-GM100 Auxiliary Engine Parts
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 Parts
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 Parts
Max. Torque: 430N.m @ 1600 RPM
Fuel Pump: Weifu AD Pump
Governor: RSV Mech.
Aspiration: Turbocharger
6BTA5.9-M150 Marine Engine Parts
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 Parts
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 Parts
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 Parts
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
Review SAUDI RAIL 2025 :SinoMac Exhibition Highlights
Global Exhibition, SinoMac
SinoMac, Global Exhibition
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 Parts
Max. Torque: 1350 N.m @ 1400 RPM
Fuel Pump: Pausch P7100 Pump
Governor: RQV–K Mech.
Aspiration: TC & Air-Air Intercooler
QSL8.9-M313 Marine Engine
Max. Torque: 998 N.m @ 2200 RPM
Fuel Pump: HPCR
Aspiration: Turbocharger
Global Activity
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. Global Maritime, SinoMac SinoMac, Global Maritime
Review SAUDI RAIL 2025 :SinoMac Exhibition Highlights
SinoMac successfully participated in SAUDI RAIL 2025, the annual industry event held in Riyadh, Saudi Arabia, from October 19th to 20th, 2025. At the exhibition, SinoMac showcased its strong capabilities in railway technology, innovative solutions, and full lifecycle services, and engaged in in-depth exchanges with industry partners, customers, and experts from around the world to jointly explore future opportunities for rail transit development in the Middle East. Global Exhibition, SinoMac SinoMac, Global Exhibition
SinoMac actively participated in the International Railway and Rail Transit Exhibition in Berlin, Germany, to explore the new future of the industry
From September 22 to 25, 2026, the highly anticipated biennial Berlin International Railway and Rail Transit Exhibition (InnoTrans Berlin) opened grandly in Berlin, Germany. As the largest and most influential event in the global railway and rail transit field, InnoTrans Berlin brings together industry elites, corporate representatives and professional visitors from all over the world to witness the latest development achievements and cutting-edge trends in the railway and rail transit industry. The exhibition covers a number of key areas such as bridges and tunnels, public transportation, and comprehensively displays innovative technologies, advanced equipment and comprehensive solutions in the railway and rail transit industry. From infrastructure construction to operation management, from vehicle manufacturing to intelligent system applications, the exhibition content is rich and diverse, providing participants inside and outside the industry with an excellent platform for a comprehensive understanding of industry dynamics, exchanges and cooperation.
SinoMac makes a brilliant appearance at Eurasia Rail Turkey 2025
From June 18 to 20, 2025, the highly anticipated 2025 Turkey Railway, Rolling Stock and Logistics Exhibition (Eurasia Rail Turkey) opened grandly at the Istanbul Expo Center (IFM). As one of the most influential industry events in the railway and rail transit fields in the Middle East, Africa and Europe, this exhibition attracted many outstanding companies from the global rail transit, rolling stock and logistics technology fields to participate in the exhibition. During the three-day exhibition, the exhibitors concentrated on displaying the industry's cutting-edge technologies and innovative achievements, building an efficient technical exchange and business cooperation platform for international professionals, and providing an important opportunity to promote the development of the global rail transit industry.
Focus on the Railway and Rail Transit Expo, and Join Forces to Promote the Development of the Rail Transit Industry—— SinoMac is Set to Appear at the 2025 Turkey Railway and Rail Transit Exhibition
Against the backdrop of the vigorous development of the rail transit industry, the 2025 Turkey Railway and Rail Transit Exhibition will open its curtains in Istanbul, Turkey from June 18 to 20. As a much - anticipated industry event, this exhibition offers a broad platform for global rail transit companies to showcase their innovative achievements and expand market opportunities, covering various aspects of the rail transit field, including railways, subways, light rails, trams, locomotives, vehicles, signaling and communication systems, and maintenance and repair equipment.
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.
2025 Russian International Railway and Rail Transit Exhibition: SinoMac invites you to join the industry feast
From August 28 to 31, 2025, the highly anticipated biennial Russian International Railway and Rail Transit Exhibition (PRO/Motion Expo) will be held in St. Petersburg. The exhibition is the largest and most professional railway and transportation exhibition in Eastern Europe and Central Asia. PRO/Motion Expo brings together industry elites, corporate representatives and professional visitors from all over the world to witness the latest development achievements and cutting-edge trends in the railway and rail transit industry. Here, many internationally renowned companies will showcase their latest technologies, products and solutions, covering railway infrastructure construction, train manufacturing, communication and signal systems, intelligent transportation and other fields. From advanced train design and manufacturing technology to efficient railway operation and management solutions; from innovative rail material research and development to intelligent railway communication and control systems, various cutting-edge technologies and innovative achievements will be presented one by one, bringing a wonderful industry feast to the participants.
SinoMac Company participated in the Saudi International Railway and National Highway Transportation Exhibition to explore new opportunities in the industry
The highly anticipated Middle East Saudi International Railway and National Road Transportation Exhibition (SAUDI RAIL) will be grandly opened in Riyadh, the capital of Saudi Arabia, from October 19 to 20, 2025. As an annual event in the field of rail transportation in the region, this exhibition focuses on Saudi Arabia's grand blueprint for rebuilding the future new city. With its strong industry influence and extensive market radiation, it has attracted many industry elites and enterprises to participate actively. The market heat continues to rise, showing a booming development trend.
SinoMac Makes a Grand Appearance at the 2025 Kazakhstan International Mining, Exploration and Coal Processing Exhibition
The 2025 Kazakhstan International Mining, Exploration and Coal Processing Exhibition (Mining Week) is set to take place grandly in Karaganda, Kazakhstan, from June 24 to 26. As one of the most influential mining exhibitions in Central Asia, Mining Week provides a professional platform for enterprises, experts, and practitioners in the global mining sector to highlight innovative technologies, exchange industry experiences, and explore cooperation opportunities.





















