DCEC mainly produces B, C, D/L series mechanical and ISB, ISD, ISL, ISZ series fully electronically controlled diesel engines, the engine displacement is covering 3.9L, 4.5L, 5.9L, 6.7L, 8.3L, 8.9L, 13L, with the power coverage is from 19kW to 562kW, It is a leading engine manufacturing base in China which products are widely used in trucks, buses, construction machinery, generator sets and other fields.…
With years of extensive experience in power system supply, SinoMac Group is capable of quickly understanding and responding to customer needs, significantly reducing communication costs for clients. The company offers a one-stop solution that covers everything from pre-design to component supply, from installation to commissioning, and from pre-sales communication to after-sales service support.
SinoMac also gradually builing our global services network, from branch companies to joint ventures, from local sales representatives to local after-sales services partners, we continuously expanding a global network that to provide better communication and services for our customers.
Till 2021, SinoMac have branch companies and joint venture in Thailand and Singapore with after-sales service ability in this two countries. And we have sales representatives in Turkey, Spain, France and UK…
From automotive powertrain system to industrial engine power system, from water pump drive package to complete generator set, from marine propulsion system to marine power system, by working closely with global leading companies’ factories in China, EMAC gives high-end solutions with competitive prices.
EMAC is excellent solution provider with a professional and dedicated team, we developed our advanced management system based on our past experience, and EMAC is the innovator of detailed visulization services that have professional video for every single products we sell…
With the mission of “Better Power, Better World”, and the vision of “Help World Leverage the Power of China”, EMAC looking for business partners in each country, that can working both as branch company or joint venture, by leverage the rich resources here, business network and local service advantages in China, we hope can help all manufacturers in the world to improve their design ability, manufacturing capability, management…

Automotive | Premium Integrated Powertrain System-DuraMac
As part of EMAC, DuraMac is Committed to providing reliable powertrain system to commercial vehicle manufacturers around the world. Based on dozens of world-class engine manufacturing resources in China, and as official exporting agent of Fast tranmission and Dongfeng Dana axle, DuraMac provides one-stop powertrain solutions including both engine powertrain and EV powertrain.

Industrial | Reliable Industrial Power System-ConeMac

Pump | High-End Water Pump Drive Package-PumpMac
As part of EMAC, PumpMac focusing on water pump set related business, from water pump drive engine power pack to complete water pump set, from NFPA20 standard fire fighting pump accessories to fire pump drive package, from explosion proof accessories to complete explosion-proof water pump set, PumpMac provides professional one-stop solution for everything customer needed for water pump set industry.

Energy | One-Stop Generator Set Solution-SinoGen
As part of EMAC, SinoGen focusing on generator set related business, from G-drive engine power pack to complete generator set, from open type generator set to silence type generator set, from super silent type generator set to mobile power trailer, from generator control panel to synchronizing cabinet, SinoGen provides professional one-stop solution for everything customer needed for generator set.

Maritime | Marine Propulsion and Power System-SeaMac
Committed to providing reliable premium propulsion system and power system for all kinds of ships around the world, SeaMac is a sub-brand of EMAC group that focused on maritime application.
SeaMac’s ranges of products mainly inclduing marine main engine, marine gearbox, marine propellers, marine control lever system, marine auxiliary engine, marine generator set and emergency generator set.

Parts | A Trustworthy Engine Parts Partner-PartMac
All of EMAC’s partners are facing big challenges with sourcing original spare parts in China. Committed to providing truthworthy and professional after-sales support and parts supply, PartMac is a sub-brand of EMAC group that focusing on parts business. Stick to original parts only, PartMac can’t give any solution on CHEAP PARTS, but you don’t need to worry about any quality issues with every single parts from PartMac.
Find Engines by Series or Type
Below list is the engines classified by engine type, you can also find engines classified by series in the top menu.
Automotive Engine
Industrial Engine
Pump Drive Engine
Engine Parts
All of EMAC's partners are facing big challenges with sourcing original spare parts in China. Committed to providing trustworthy and professional after-sales support and parts supply, PartMac is a sub-brand of EMAC group that focusing on parts business. Stick to original parts only, PartMac can't give any solution on CHEAP PARTS, but you don't need to worry about any quality issues with every single parts from PartMac, and we take full responsibility for everything supplied by PartMac. All of EMAC's partners are facing big challenges with sourcing original spare parts in China. Committed to providing trustworthy and professional after-sales support and parts supply, PartMac is a sub-brand of EMAC group that focusing on parts business. Stick to original parts only, PartMac can't give any solution on CHEAP PARTS, but you don't need to worry about any quality issues with every single parts from PartMac, and we take full responsibility for everything supplied by PartMac.
Customers can find all DCEC engine parts via engine series:
4BT3.9 Engine Parts | 6BT5.9 Engine Parts | 6CTA8.3 Engine Parts | 6LTAA8.9 Engine Parts | ISF& QSF Engine Parts | ISBe & QSB Engine Parts | ISDe & QSD Engine Parts | ISLe8.9 & QSL8.9 Engine Parts | ISMe11 & QSM11 Engine Parts | ISZ13 & QSZ13 Engine Parts
Customers can also find all DCEC engine parts with the major type of parts they need:
Crank and Rod Mechanism: Cylinder Head | Cylinder Block | Cylinder Gasket | Oil Pan | Valve Chamber Cover | Crankshaft | Flywheel | Crankshaft Pully | Timing Gear | Piston | Piston Ring | Piston Pin | Connecting Rod | Connecting Rod Bearing | Connecting Rod Cover | Connecting Rod Bolt
Valve Mechanism: Valve | Valve Guide | Valve Spring | Valve-Spring Retainer | Valve Collet | Camshaft | Valve Tappet | Valve Push Rod | Camshaft Timing Gear | Rocker Arm
Starting System: Starter Motor | Starter Rely | Charging Alternator
Fuel Supply System: Fuel Transfer Pump | Fuel Filter | Fuel Pump | Fuel Pipe | Injector
Lubrication System: Oil Pump | Suction Filter | Oil Filter | Oil Cooler | Oil Pressure Sensor | Oil Temperature Sensor
Cooling System: Water Pump | Water Temperature Sensor | Radiator | Heat Exchanger
Air Intake System: Air Filter | Turbocharger | Intercooler | Air Intake Manifold
Exhaust System: Air Exhaust Manifold | Muffler
FAQS
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
答案:EQB系列的多数型号在大型设备的使用都比较优秀,该系列能很好的覆盖很多需求,如:矿山,大型客车,小客车等
Customer Review
Egypt | Marine
SinoMac 2027 Customer Interview Video: Since 2023, SinoMac has completed a series of interviews with multiple enterprises from different countries and regions. Most of the videos were shot at the customer companies and factories, and all the evaluations and feedback about SinoMac were collected, covering different industries in different countries and regions. We believe that this series of SinoMac customer interview videos can help all other customers have a deeper understanding of SinoMac. Our real customer interview cases can greatly help customers eliminate concerns and enhance their confidence in cooperating with SinoMac. A promise is a promise. SinoMac has always kept its word. For customer feedback, it is 100% the true words of the customers. SinoMac, a company you can trust!
Indonesia | Pump
EMAC 2027 Customer Interview Video: Since 2023, EMAC has completed a series of interviews with multiple enterprises from different countries and regions. Most of the videos were shot at the customer companies and factories, and all the evaluations and feedback about EMAC were collected, covering different industries in different countries and regions. We believe that this series of EMAC customer interview videos can help all other customers have a deeper understanding of EMAC. Our real customer interview cases can greatly help customers eliminate concerns and enhance their confidence in cooperating with EMAC.
Indonesia | Construction
EMAC's customer interview video of 2025, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
Malaysia | Construction
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
Vietnam | Pump
EMAC's customer interview video of 2024, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
Thailand | Pump
EMAC's customer interview video of 2023, EMAC finished a series of customer interview with 10 different business partners from different countries and regions, most of videos are took at customer's company and factory, collecting all reviews and evaluations of EMAC, covering different industries in different country and regions, we believe this series of EMAC customer interview videos can help all of other customers get to know more about EMAC, our true customer interview case can greatly help customers relieve their worries, and build their confidence to cooperate with EMAC. A Promise is A Promise, EMAC always do what we say, and for customer’s feedback, also 100% original from clients’s real words. EMAC, a Chinese company that you can trust!
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SinoMac’s Presence at the 2025 Kazakhstan International Mining, Exploration & Coal Processing Exhibition
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 sho...
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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 capabili...
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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.
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Indonesia | Pump
EMAC 2027 Customer Interview Video: Since 2023, EMAC has completed a series of interviews with multiple enterprises from different countries and regions. Most of the videos were shot at the customer companies and factories, and all the evaluations and feedback about EMAC were collected, covering different industries in different countries and regions. We believe that this series of EMAC customer interview videos can help all other customers have a deeper understanding of EMAC. Our real custom...
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Locomotive and Rolling Stock Air Supply System—Dryer
A little-known yet indispensable component sits onboard every locomotive: the air drying unit. Its core function is straightforward — extracting moisture from compressed air. But why is water removal such a critical process for pneumatic systems? What kind of operational failures could residual moisture trigger? This paper breaks down the hazards, working mechanisms, equipment categories and common troubleshooting solutions for locomotive air dryers.
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Fortescue Achieves True Zero Emissions: Battery-Electric Locomotives Enter Commissioning
Fortescue has started commissioning two battery-electric locomotives (supplied by Progress Rail) for its Pilbara iron ore rail network, a key step in its decarbonization drive. Each locomotive is equipped with a 14.5 MWh battery and features regenerative braking, reducing annual diesel consumption by about 1 million liters. Powered by renewable energy from the Pilbara Energy Interconnection program, combined with solar, energy storage projects and intelligent battery management systems, the m...
Global Activity
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.
SinoMac’s Presence at the 2025 Kazakhstan International Mining, Exploration & Coal Processing Exhibition
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
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.
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.
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 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.















