Product Description

The Cummins B5.9CMII136G Marine Auxiliary Engine is a 5.9-liter, 6-cylinder diesel engine delivering 100 kW (134 HP) at 1500 RPM, with 10% overload capacity up to 110 kW (147 HP). Featuring turbocharging and aftercooling (JWAC), it offers strong performance, fuel efficiency, and proven durability for auxiliary power generation at sea.

Cummins B5.9CMII136G Marine model provides shipowners and fleet managers with a balance of compliance, performance, and cost-effectiveness. Its compact footprint, low fuel burn, and global Cummins service support make it an ideal choice for reliable shipboard generator applications.

Key Specifications

• Engine Model: Cummins B5.9CMII136G
• Prime Power: 100 kW (134 HP) @ 1500 RPM
• Overload Power: 110 kW (147 HP) – 1 hr in 12 hrs
• Configuration: 6-cylinder inline, 4-stroke
• Displacement: 5.9 L (360 in³)
• Bore × Stroke: 102 × 120 mm (4.02 × 4.72 in)
• Compression Ratio: 17.3:1
• Aspiration: Turbocharged / Aftercooled (JWAC)
• Fuel System: High-Pressure Common Rail (HPCR)
• Torque: Prime/ 636 Nm(469lb·ft); Overload/ 698 Nm (515 lb·ft)

• Fuel Consumption (ISO 8178 D2 cycle):

  • 110% load: 27.7 L/h (7.3 gal/h)
  • 100% load: 25.7 L/h (6.78 gal/h)
  • 75% load: 20.7 L/h (5.5 gal/h)
  • 50% load: 14.5 L/h (3.8 gal/h)
• Air Flow: 102–107 L/s (216–226 cfm)
• Exhaust Gas Flow: 285–308 L/s (604–652 cfm)
• Exhaust Temperature: 557–583 °C (1034–1081 °F)
• Dry Weight: 543 kg (1,197 lbs) engine only / 641 kg (1,413 lbs) with heat exchanger
• Noise Level: <93 dB at 1 m

• Starting System: 24V, 600 CCA, min. start temp -12 °C without aid

Product Advantages

• Efficient Power Output – 100 kW continuous, 110 kW overload capacity
• Fuel Economy – Optimized combustion and lower operating costs
• Compact Design – Space-saving footprint for marine installations
• Ease of Maintenance – Service points designed for accessibility

Key Features

• Turbocharged and aftercooled for improved thermal efficiency
• Strong torque curve ensuring stable generator output
• Robust construction for extended service life in marine duty
• Low vibration and noise for enhanced onboard comfort

• Reliable start-up performance in varied operating conditions

Applications

• Auxiliary marine generator sets
• Electrical supply for cargo ships, tankers, and offshore vessels
• Hotel load and backup power for ferries and passenger ships

• Emergency standby power for navigation and safety systems

Product Availability

The Cummins B5.9CMII136G is available for global delivery with full support in installation, commissioning, and aftersales service through Cummins’ worldwide dealer network.

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Each and every product manufactured is tested, inspected and is guaranteed to meet the performance specitications.