DCEC Marine Engine

No matter using as marine main engines, or using as marine auxiliary engines, DCEC Cummins marine engines are able provide increased power-to-weight ratios, cleaner starts and less noise. DCEC Cummins 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 47kW to 253kW.
DCEC Cummins 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 Cummins 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 Cummins 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 Cummins 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.

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Find Marine Engines by Series

This is the list of all series of DCEC Cummins marine engines.
Click here to find marine engines by type (Fuel System & Power Range).

6BT5.9-M | 90-110 KW

Sinogen 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.

SinoGen 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-SinoGen 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.

2025 Kazakhstan International Mining

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.SinoGen Power Technology Limited (SinoMac) will participate in this mining event with its mining division, MineMac, bringing an elevated level of enthusiasm and firm determination.

Focus on the rail transit event and share the industry development

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.

Zero-carbon Brand Makes its Debut in North America

On the first day of the North American exhibition (CONEXPO CON/AGG) on March 14, Cummins made its debut with the Accelera zero-carbon brand, reaffirming that “zero emission” is the top priority of Cummins’ development, and promised to achieve the goal of zero carbon by 2050

“2024 Excellent and Reliable Brand” Dongfeng Dana Axle

With the continuous promotion of environmental protection policies and the gradual innovation of R&D and manufacturing technologies, new energy trucks are gradually replacing traditional fuel trucks with their high efficiency, environmental protection and energy saving characteristics, and becoming the main force in the future transportation industry. Dongfeng Dana Axle brand has been rooted in the axle parts industry for a long time, and its reputation and market application rate have remained high year after year. Its latest light, medium and heavy-duty electric drive axle products stand out in the market with their high efficiency, reliability and long life, becoming the leader in the industry.

Thailand | Pump – Equipment Production

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 – Electric Motor

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!

Malaysia | Construction – Ground Support Equipment

Indonesia | Construction – Customer Lnterview

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 | Marine – Feedback from Safari Boat Operators

We were satisfied with EMAC, and happy to having them as our supplier, our boat has been operated for more than 5 years now, both propulsion system and power system from EMAC are working perfectly. We do happy with the good quality of products from EMAC, the stability…

EMAC’s Customer Evaluation-A Asean Company’s Feedback

We are a marine equipments packager company in Asean, estbalished in 2007. We packaged marine generator sets, marine propulsion system, side thruster, CPP propeller system, azimuth thruster, fuel and oil purifiers , engine electronic control system etc…

USA | Construction – A USA Company’s Feedback

EMAC company till now, and EMAC provides us a very good support, no matter pre-sales support or after-sales support. They have deep network of power system manufacturers in China, and ensuring them the strong ability of giving multiple brands options, we are happy to be partner of EMAC, that able to provide us one-stop power system solution from China, and they always can give us best value for money solution based on our requirement…

Thailand | Pump – Thailand Engineering Company Interview

Indonesia | Marine – Indonesia Shipyard Interview

The Seventh Season of Dongfeng Tianlong Competition Kicked off

Excellent Tianlongge China Good Driver” Dongfeng Tianlongge Contest (Seventh Season) and the opening ceremony of the Happy Truck China Tour into Shaanxi was held in Xianyang, the ancient capital. This event marks a significant milestone in promoting road safety and recognizing the contributions of professional truck drivers across the country.

What is Marine Propulsion System?

The marine propulsion system on a vessel is the mechanism or system used to generate thrust to move a ship or boat across water, it can be as simple as a diesel engine directly connected to a propeller shaft, which drives the propeller, or more complex systems containing diesel engines powering an electrical generator, supplying electrical power to an electrical motor through a sophisticated control system.

What is Powertrain System?

The powertrain system consists of the internal combustion engine, transmission and differential/axle assembly. As the heart of all machines, engine power pack is only the power resource, the engine power pack convert the chemical energy into rotating power, but how to transfer the rotating power into driving power of the vehicles or other industrial machines?

What is Engine Power Pack ？

Engine power pack is a complete engine system that ready to provides power output without any additional accessories.
Diesel engine, as the core power source of all mobile machines, has been widely using in automotive, industrial, maritime, energy fields, railways, oil and gas field.

How can I Become Your Overseas Agent？

With closely partnership with more than 20 leading manufacturers, together with our self-owned manufacturing base, EMAC highly welcome all business partners to join EMAC from all over the world.We are open to agency cooperation partners, which we able to provides 1-stop solutions for both products that we play roles as exporting agent or OEM, as well as the products that we assembly ourselves, such as generator set and water pump set.

How can EMAC Ensure the Smooth Operation of Each Order?

The smooth operation of an order requires the cooperation of multiple departments, including the sales department, merchandising department, customer service department, after-sales department and technical department etc. A complete enterprise management system is needed to connect these departments well. In EMAC enterprise management, we follow the BSIE system, so that the department can run smoothly.

Can You Provide Installation and Commission Services?

Working as our life time career, not as a business. EMAC never stop our steps of learning and abilities growing, with a well-trained engineering team, together with strong support from our partner’s engineering team, EMAC provides professional installation and commissioning services for our customers and business partners.

Why You Can Trust EMAC and Its Products?

EMAC was established in the year of 2010, in the past 12 years, we accumulated more than 8000 customers from all over the world, we have get involved with more than 1000 projects that covered over 100 application fields. And we never changed our group company name, which knowing as EMAC (There are some Chinese companies have many companies name and they changed their company name about every 2-5 years).

How can EMAC Ensure On-Time Delivery of Orders?

From the sales side, EMAC will give customers an appropriate delivery period considering possible epidemic and transportation risks in advance.From the production side, EMAC have a supervising team checks on-site production at business partners factories to make sure that our costumers products meet their requirement and an Inspection are carried on every single product to ensure that it meets technical specifications, quality standard and schedule delivery on time.

Are You Able to Provide Local Service?

We have two branch companies in Singapore, one branch company in Thailand and one joint venture in Thailand till now, together with our sales representatives in UK and Spain.In some countries and regions, which we don’t have local official partner yet, we are building a service network that able to help EMAC to provide local technical services to meet customers requirement.

What Kind of Shipping Method can You Provide?

With over 12 years of experience, EMAC has a experienced logistics service team, which is in charge of all shipping arrangement, documentary, certificates and all other relevant issues.We can professionally handle all the process of sea shipping, railways transportation, truck shipping, air shipping and international express services.

What Kind of Packing do You Supply for Export?

How to manage the packing is really a big issue, which EMAC paid a lot of learning costs on it.
There is a obviously answer, is using plywood packing for all orders, but is it true? Due to the material costs and labor costs raised, the plywood box is not cheap any more, the plywood box for a even 1 CMB volume size costs over 100 US dollars in China now, so plywood box package for all products is not a reasonable solution.

Do you Provide Online Training?

As the system solution provider, EMAC clearly under how important of the technical support is, which drives EMAC to developing our own engineering team for all ranges of products, as well as keep looking for business partners that have engineering abilities in all countries and regions.

How can I Trust EMAC If You Only Accept T/T Terms of Payment?

As a well-established company, EMAC has been working in the power system supplying industry for over 12 years, with over 10 self-registered brands, have branch office in both Singapore, Thailand and with one joint venture in Thailand together with our business partner.

What Kind of Payment Terms do You Accept?

We accept T/T payment for all countries.
Under T/T terms of payment, 30% down payment is minimum request and only acceptable for standard products. For the customized developed products, 50% down payment is minimum as the risky of cancel order will bring huge losses to us.

What is the After-Sales Procedure of EMAC?

After more than 12 years international trading with overseas customers, we have lots of experience about the after-sale service. And we have formed our company own rules and after sale service system for the different products. While for the engine spare parts, we usually replace the goods freely if within warranty, but this less happened for the reason of guaranteed quality. While for the diesel engine, genset and other power pack problem, we have other steps to solve. Following are the steps about our company after sale service procedure for the power pack and engine.

What is the EMAC Order Procedure?

The orders is important for every company. But most of overseas customers are satisfied with our order procedure and service, the main reason is that we have our own order procedures which is done carefully by one term staff EMAC GROUP LTD has its own order procedures as following.

What are EMAC’s Standard After-Sales Service?

Afer more than 12 years international trading with oversea customers, we have our own standard for the after sale service. It named 123 after sale service standard. The 123 after sale service stands for 1 working day to reply the customer, 2 working days for tasks responsibilities and 3 working days to confirm the final resolution. This service procedure is to remove all customer’s worries about after products and after sale service.

Loss Your Goods without Money Come Back

Now the phenomenon of “releasing goods without documents” occurs frequently. How can cargo owners and freight forwarders solve the problem better and faster when they encounter such problems and avoid losses? Hurry to see how experienced foreign trade people do…

Countries Releasing Goods without Documents

China Association of Foreign Economic Relations and Trade Enterprises recently issued an urgent notice, saying that due to the continued shortage of foreign exchange,The Angolan government allows imported goods exported to Angola to be released without a bill of lading…

What Kind of Training does EMAC Provide?

As part of our culture and company strategy, EMAC have a detailed professional training system, with the target of growing together with our business partners all around the world. Our training program including products training, service training, marketing training and management training.

Are You a Official Authorized Distributor?

As a group company, EMAC have over 10 subsidiaries and self-owned brands, each subsidiary and brand have its own target market. As a professional one-stop power system integration company, EMAC deeply get involved in Energy (Generator set & Solar-Wind hybrid system), Maritime (Propulsion and Power System), Automotive (Complete Powertrain system and air suspension), Industrial (Engine Power Pack), Railways (Power car and railway components) and Parts (Parts & Services support for all business fields).

How Can EMAC Ensure That our Products are Delivered to the Required Specifications?

EMAC has been in the line of engine products business for more than 12 years, in these years of cooperation with many different oversea customers, we have lots of experience in the order productsion, shipment and so on. From these experience, we have confirmed our own rules and regulations. Till now, we have practised our rules in our orders and all goes smooth. This called TSI quality control system, which stand for Technical, Supervision and Inspection.

SEMA has Discovered the “Mad Max” Pickup Truck!

Therefore, the car’s doomsday modification style is also inherited from the legendary experience of the car, and the car is named “Chain Smoker”. The whole car is toned based on rust and patina, and many parts of the body are bundled with scrap iron chains to highlight…

Chinese People Feel Proud of the Products Made in China

Remember once a time, china’s aerospace has been discriminated. 16 countries joined The International Space Station excluding China, who had spared no efforts to apply for the joining for 20 years but rejected.But in the twinkling of an eye, an upside down, the sea current, China fight back on stage. We not only have our own space station, but also will become the only country with a space station in the world in 2020.

Suwin is Bringing Solar and Wind Power into the LED Market at LED Expo Thailand 2019

LED lights are known to use energy more efficiently than traditional lighting technology. Yet they are mostly powered by electricity sourced from non-renewable energy. At this year’s LED Expo Thailand, Suwin New Energy Technology Ltd is introducing a way to make LED lights 100% eco-friendly. With a focus on street lights and other outdoor technology, Suwin New Energy has created an LED lighting system that is fully powered by solar and wind energy. These lighting systems are “off-grid”, and therefore do not require connection to a power grid.