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Cummins KTA19-M3 500HP Marine Propulsion Engine for Commercial Workboats
The Cummins KTA19-M3 500HP marine propulsion engine is a proven power solution for commercial vessels requiring reliability, fuel efficiency, and continuous-duty performance. Supplied by HekoPower, this 373kW marine diesel engine is widely used in tugboats, fishing vessels, cargo ships, and offshore support applications.
Designed and manufactured by Chongqing Cummins (CCEC), the KTA19-M3 engine combines robust mechanical structure with advanced PT fuel system technology, ensuring stable output at 1800RPM even under demanding marine environments.
Tech Specs of Cummins KTA19-M3 500HP
General Engine Data
Engine Model: Cummins KTA19-M3 (500 HP)
Type: 6 Cylinders in Line
Displacement: 19 L
Bore * Stroke: 159 * 159
Net Weight (with flywheel & alternator): 2251 Kg
Overall Dimension: 1666mm*874mm*1377mm
Engine Configuration No.: D193080MX02
Key Performance Data
Rated Power: 373 kW/500HP
Rated Speed: 1800 rpm
Low Idle Speed: 650±25 rpm
High Idle Speed: 1815-2016 rpm
Rating Type: Continuous Duty
Fuel Consumption (Running Speed): 96 L/hr
Max Torque/Speed: 2242 N.m @ 1400 rpm
More Technical Data
Certification: CCS/IMO Certificates
Governor Type: Mechanical Control
Aspiration: Turbocharged
Compression Radio: 13.8:1
Fuel System: Cummins Pressure Time (PT Pump)
Starting System: Electrical Start (24V)
Lowest Starting Temp Without auxiliary system: -12℃
Cooling Method: Sea water pump, Heat exchanger, Water cooled
Key Features of the KTA19-M3 373kW Marine Diesel Engine
Continuous Duty Performance for Heavy Operations
The KTA19-M3 continuous duty engine is engineered for long-hour operation, making it ideal for tugboat propulsion and workboats operating under high load conditions. Its inline 6-cylinder 19L configuration ensures durability and consistent torque output.
Advanced PT Fuel System & Turbocharging
Equipped with a Cummins PT fuel system and Holset HX80 turbocharger, this 500HP marine diesel engine delivers efficient combustion and optimized fuel consumption, typically around 96 L/hr depending on load conditions.
Reliable Starting and Low Temperature Operation
The Cummins KTA19-M3 features a 24V electrical start system and reliable cold-start capability, ensuring dependable operation even in harsh marine climates.
Typical Applications for Cummins KTA19-M3 Marine Engine
Our KTA19-M3 continuous duty engine is versatile enough for a wide range of vessel types:
- Tugboat Propulsion: The high torque curve makes the Cummins KTA19-M3 engine for tugboat propulsion unmatched for harbor maneuvers and towing.
- Commercial Fishing: Designed for fishing trawlers and workboats, this engine withstands long running hours in rough seas.
- Offshore & Cargo: A reliable power source for offshore support vessels, crew boats, pilot boats, and smaller cargo ships or barge power systems.
- Vessel Sizing: Perfectly matched for 15-20 meter commercial vessels, providing the right balance of power and fuel economy.
KTA19-M3 vs KTA19-M4 500HP Differences
While both offer 500HP, the M3 is designed for Continuous Duty (Step A), whereas the M4 is often rated for Intermittent or Medium Duty. For long running hours, the KTA19-M3 offers a superior marine diesel engine lifecycle cost analysis.
Why Choose HekoPower as Your Supplier
At HekoPower, we streamline the purchasing process for international buyers:
- Competitive Pricing: We offer the most competitive Cummins KTA19-M3 500HP price FOB China. Contact us for an original CCEC KTA19-M3 engine wholesale price quote.
- Certification: All engines are genuine CCEC KTA19-M3 500HP for sale with CCS certificate and IMO compliance documentation.
- Warranty & Support: Purchase with confidence; every engine includes a 12-month warranty and a comprehensive spare parts kit.
- Lead Time: We guarantee a 15-30 days lead time for global delivery, with flexible payment terms (T/T, L/C).
- Package Options: Looking for a complete solution? You can buy Cummins KTA19-M3 with gearbox package and propeller adaptation services directly from us.
Cummins K19-M Series (K19 Marine Engine), marine propulsion engines for commercial and recreational applications, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes KT19-M425, KTA19-M470, KTA19-M500, KTA19-M550, KTA19-M3 (500 HP), KTA19-M3 (600 HP), KTA19-M3 (640 HP), KTA19-M4 (700 HP). All engines complete with sea water pump, heat exchanger, CCS/IMO certificates.
