Hot Sales Large Power 220HP 6 Cylinders Marine Diesel Engine for Boat

• Customization: Available
• After-sales Service: Overseas Third-Party Support Available
• Warranty: 1 Year or 1500 Running Hours Which Come First
• Model NO.: SC7H250CA2
• Ignition Mode: Electric Ignition
• Speed: High Speed
• Cooling Cylinder: Water-Cooled
• Intake Pressure Impulse: Turbo-Charged
• Piston Movement: Reciprocating
• Fuel: Diesel
• Number of Strokes: Four-Stroke
• Cylinder Arrangement Form: L
• Number of Cylinders: 6-Cylinder
• Type: Combustion Engine
• Displacement: 6.5L
• Bore/Stroke: 105X124mm
• Certificate: CCS
• OEM: Acceptable
• Net Weight: 675kg
• Transport Package: Wooden Case
• Specification: 1287x730x1180mm
• Trademark: sdec
• Origin: China
• HS Code: 8408100000
• Production Capacity: 500PCS/Month
• Package Size: 1300.00cm * 750.00cm * 1200.00cm
• Package Gross Weight: 700.000kg

Product Description

 

The H series marine engine was jointly designed and developed by SDEC and UK Ricardo combining Chinese market demands and internationally proven technologies of advanced Ricardo engines. It is a world first-class power platform manufactured by adopting the GPDP development process and SAIC MOTOR manufacturing standards.

This series marine engine features a compact structure, strong power, low vibration noise, etc., whose technical indexes are all in the leading position in China. It is applied to small inland transportation boat, coastal fishing boat, high speed boat, passenger ship and other ships, as well as 63-162 kW marine generator sets.

 

Product Feature

• 1. With four-valve structure, centrally and vertically arranged fuel injector and new fuel mixing technology, this engine delivers high air intake efficiency, uniform atomization and good load transient response. Its working efficiency is improved by 12%.
• 2. The maximum torque is over l000N.m, and the torque reserve is as high as 36%, which is 20% higher than similar products.
• 3. The power and economy are both considered under common working conditions, and the minimum fuel consumption is 192g/kW.h.
• 4. A 180 BAR high combustion pressure design makes its environmental adaptability 7% higher than the similar products. Without auxiliary air intake heating device, the cold starting temperature is -15ºC.
• 5. Frame type high strength alloy engine body, one-piece cylinder head and rear gear chamber result in small volume, light weight, high reliability and a noise of 3dB (A) lower than similar products.
• 6. By reference to SPS manufacturing standard of German Volkswagen, the average overhaul period is over 15000h, which is 50% longer than similar products.

• Model	SC4H	SC7H
  Type	In-Line Type, Water-Cooled, 4-Stroke, Wet Cylinder Liners
  Bore/Stroke	105x124mm
  Min. Fuel Consumption	192g/kW.h
  Starting Method	Electric Start
  Firing Sequence	1-5-3-6-2-4
  Noise	≤102dB(A)
  Crankshaft Rotation Direction (facing the flywheel)	Counterclockwise
  Cylinder No.	4, 6
  Displacement	4.3L/6.5L
  Oil Consumption	0.3g/kW.h
  Turbocharged	CCS/IMO2
  Flywheel and Flywheel Housing	SAE3#11.5# / SAE1#14#
  Engine Overhaul Period	20000h
  Net Weight	460kg/675kg
  Dimensions (LxWxH)	1047x751x1056mm	1287x730x1180mm

  

  Detailed Photos

  
  

Related Products

D Series Marine Engine

SDEC Power Series

 

Certifications

Company Profile

Shanghai Diesel Engine Co., Ltd., was founded in 1947 and is now affiliated to SAIC Motor Corporation. In 1993, it was restructured into a state-owned holding company that issues A and B shares at home and abroad.  The company owns the industry's first national-level technology center and post-doctoral workstation, adopts SAIC passenger car standard quality management system and advanced automated production lines. In the course of 75 years of development, it has produced more than 2.35 million engines of various types, with products all over the world.

The company has always been committed to providing high-quality power products, constantly creating value and wealth for customers, and always insisting and striving to become a leading quality diesel engine and new energy power solution provider in China.

About Cheongfa

 

·Yanngjiang Cheongfa Marine & Genset Power Co., Ltd. is a premier manufacturer of diesel generator sets and gas-powered generator systems, specializing in R&D, production, and integrated power solutions.
·Our expertise covers end-to-end solutions: power system design, noise/vibration control, flue gas treatment, and waste heat recovery. Supported by advanced manufacturing and testing facilities, we deliver tailored genset room layouts, environmental compliance, and exhaust/intake systems.
·Cheongfa serves industries such as data centers, telecom, marine, oilfields, mili tary, utilities, and infrastructure. Clients include China Telecom, Tencent, and CNOOC, with projects across Southeast Asia, Africa, South America, and the Middle East.
·Committed to innovation and quality, we ensure excellence from design to after-sales support, backed by a structured management system covering production, sales, and engineering services.