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6BT5.9 Mechanical Auxiliary Engine

DCEC 6BT5.9 series marine auxiliary engine is a 6-cylinders in line, 5.9 liters four-strokes engine with 102mm bore and 120 mm stroke. DCEC 6BT5.9 series marine auxiliary engine equipped with BYC fuel pump and GAC electronic governor.

The prime power range for 50HZ generator set (1500RPM) of DCEC 6BT5.9 series marine auxiliary engine is from 80 kW to 115 kW. The prime power range for 60HZ generator set (1800RPM) of DCEC 6BT5.9 series marine auxiliary engine is from 100 kW to 120 kW.

DCEC marine auxiliary engines have different configurations which have different power output, with code T in the engine model name means turbocharged engine, code TA in the engine model means turbocharge with water-air intercooler and code TAA in the engine model means turbocharge with air-air intercooler. DCEC provides both heat exchanger cooling and radiator cooling marine auxiliary engines, which mainly using for marine main generator and marine emergency generator. For the emergency generator set applications, we provide additional options for customers such as dual starter motor system (we provide both electric and spring starter motor for customers), which are required by most of international classifications. All of DCEC marine auxiliary engine are comes with dry type exhaust system, which means dry type exhaust manifold and dry type turbocharger, SeaMac provides upgrading services for water-cooled exhaust system, which modify dry type exhaust system into water-cooled exhaust system, which are quite important and often requested by passenger boat projects.

Advantages of 6BT5.9 Auxiliary Engine

1.Leading design and excellent manufacturing technology make the engine more reliable and durable, suitable for high-strength, heavy-duty work under severe working conditions.

2.The three-stage fuel filter ensures a balanced level of particle dispersion, protects the main components of the fuel system, and maximizes the life of the engine.

3.Using high-pressure fuel pump, combustion is more complete under high fuel injection pressure, less energy loss, strong power, strong fuel adaptability, and lower emissions.

6BT5.9 Mechanical Marine Auxiliary Engine

All models of DCEC 6BT5.9 Mechanical Marine Auxiliary Engine.

6BT5.9-GM80 Auxiliary Engine

6BT5.9-GM80 Auxiliary Engine

DCEC 6BT5.9-GM80 marine auxiliary engine is a 6-cylinders in line, 5.9 liters four-strokes engine with 102mm bore and 120mm stroke. Equipped with BYC A fuel pump and GAC electronic governor, engine comes with turbocharger. The prime power for generator set 1500RPM of...

6BT5.9-GM83 Auxiliary Engine

6BT5.9-GM83 Auxiliary Engine

DCEC 6BT5.9-GM83 marine auxiliary engine is a 6-cylinders in line, 5.9 liters four-strokes engine with 102mm bore and 120mm stroke. Equipped with BYC A fuel pump and GAC electronic governor, engine comes with turbocharger. The prime power for generator set 1500RPM of...

6BT5.9-GM100 Auxiliary Engine

6BT5.9-GM100 Auxiliary Engine

DCEC 6BT5.9-GM100 marine auxiliary engine is a 6-cylinders in line, 5.9 liters four-strokes engine with 102mm bore and 120mm stroke. Equipped with BYC A fuel pump and GAC electronic governor, engine comes with turbocharger. The prime power for generator set 1800RPM of...

6BTA5.9-GM100 Auxiliary Engine

6BTA5.9-GM100 Auxiliary Engine

DCEC 6BTA5.9-GM100 marine auxiliary engine is a 6-cylinders in line, 5.9 liters four-strokes engine with 102mm bore and 120mm stroke. Equipped with BYC PB fuel pump and GAC electronic governor, engine comes with turbocharger and Water-Air Intercooler. The prime power...

6BTA5.9-GM120 Auxiliary Engine

6BTA5.9-GM120 Auxiliary Engine

DCEC 6BTA5.9-GM120 marine auxiliary engine is a 6-cylinders in line, 5.9 liters four-strokes engine with 102mm bore and 120mm stroke. Equipped with BYC PB fuel pump and GAC electronic governor, engine comes with turbocharger and Water-Air Intercooler. The prime power...

6BTAA5.9-GM115 Auxiliary Engine

6BTAA5.9-GM115 Auxiliary Engine

DCEC 6BTAA5.9-GM115 marine auxiliary engine is a 6-cylinders in line, 5.9 liters four-strokes engine with 102mm bore and 120mm stroke. Equipped with BYC PB fuel pump and GAC electronic governor, engine comes with turbocharger and Air-Air Intercooler. The prime power...

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Sales Team


Generator Engine - Mr. Haden Wu

Marine Engine - Mrs. Hailey Tang

Automotive Engine - Mr. Vin Hu

Industrial Engine - Miss. Bella Huang

Pump Engine - Miss. Zora Zhou

Sales Director - Mr. Jasper Lee      

Service Team


Technical Service - Mr. Vin Hu

Customer Service - Mrs. Wendy Fu

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