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4L126C

4L126C

4L126C

Product catalog summary
Power Rating:
No reduction in power rating for intake air temperatures up to 45℃ and sea water temperatures up to 32℃, with relative humidity up to 60%. Performance is based on ISO 3046 standards with a tolerance of ±3%.
Engine Specifications:
  • Model: 4L126C (DX12)
  • Cylinders: 6-cylinder, L type
  • Bore x Stroke: 123 x 155 mm
  • Displacement: 11.1 liters
  • Compression Ratio: 15.5:1
  • Firing Order: 1-5-3-6-2-4
  • Direction of Revolution: Counterclockwise from Flywheel
  • Fuel System: Common rail controlled by ECU
  • Starting System: Electric starting by starter motor (24V - 7.0A)
  • Alternator Capacity: 24V - 80Ah
  • Battery: 24V - 200Ah
  • Aspiration: Water cooled with turbocharger & inter-cooler
  • Flywheel Housing: SAE #1 (FW: 14”)
  • Cooling System: Indirect sea water cooling with heat exchanger / Keel Cooling
  • Cooling Water Capacity: Max 42 liters, Min 39 liters
  • Fresh Water Pump Type: Centrifugal (Pulley type)
  • Sea Water Pump Type: Rubber Impeller
  • After Treatment System: SCR for IMO Tier-III
  • Lubricant Oil Pan Capacity: Max 44 liters, Min 20 liters
  • Oil Pressure: Full load 3.0, Idle 1.0 (kg/cm²)
  • Dimensions (L x W x H): 1608 x 913 x 1288 mm
  • Dry Weight: 1182 kg
Key Features and Benefits:
  • Advanced fuel injection system with common rail
  • Compliance with emission regulations (IMO Tier II/III, EPA Tier 3)
  • High-efficiency SCR and smoke reduction
  • Increased durability of key components
  • Auto tensioner and turning device
  • Electrical oil drain pump
  • CCV for engine room cleanliness
  • Decreased fuel consumption by an average of 5% through downsizing
  • Increased oil & filter replacement cycle from 250hr to 500hr
  • Maximum 3 years warranty with extended warranty option
Performance Curve:
Available for Continuous Duty (CD) and Heavy Duty (HD) applications.
Contact Information:
HD Hyundai Infracore Co., Ltd., 14F, HD Hyundai Group’s Global R&D Center, 477, Bundangsuseo-ro, Bundang-gu, Seongnam-si, Gyeonggi-do, Korea(13553). Tel: +82-32-211-1114, Email: [email protected], Website: www.hd-hyundaiengine.com
Note: Specifications are subject to change without prior notice.
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Catalog excerpts

4L126C-1

* No reduction in rating for intake air temperature is up to 45°C (318K) and sea water temperature is up to 32°C (305K), relative humidity is up to 60% * All data are based on operation to ISO 3046. Performance tolerance of ±3%

 Open the catalog to page 1
4L126C-2

Marine Propulsion Engine Key Features and Benefit Convenience High Performance ■ Advanced fuel injection system with common rail ■ Compliance with emission regulation (IMO Tier II/III, EPA Tier 3) ■ Increased durability of key components ■ Electrical oil drain pump ■ CCV for engine room cleanliness ■ Maximum 3 years warranty provided through extended warranty option ■ Decreasing fuel consumption to average 5% by downsizing ■ Increased oil & filter replacement ■ CD(Continuous Duty) / HD(Heavy Duty) / MD(Medium Duty) / LD(Light Duty) Specifications are subject to change without prior notice. 14F,...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.