Cummins 6BTAA5.9-GM115 Marine Auxiliary Engine
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Cummins 6BTAA5.9-GM115 Marine Auxiliary Engine
Category:
Power:
115 kW (154 HP)
Rating type:
Type:
6-cylinder inline, 4-stroke
Application:
Marine Propulsion
Packing Size:
1510×880×1460mm
Weight:
700kg
HS Code:
840810
Technical Specification of Cummins 6BTAA5.9-GM115 Marine Auxiliary Engine
Engine Model
Cummins 6BTAA5.9-GM115
Fuel System
BYC PB / GAC 24V
Rated Power
115 kW (154 HP)
Peak Engine Torque
Rated Speed
1500 RPM
Compression Ratio
17.3:1
Rating Type
Fuel Consumption at Rated Speed
29 L/h (Prime) / 33 L/h (Standby)
Bore
102 mm [4.02 in]
Cooling system
Water-Cooled
Stroke
120 mm [4.72 in]
Firing Order
1-5-3-6-2-4
Aspriration
Turbocharged & Charge Air Cooled
Dry Weight
411 kg
Displacement
5.9 L
Emission
General Information of Cummins 6BTAA5.9-GM115 Marine Auxiliary Engine
📦 Product Description
The Cummins 6BTAA5.9-GM115 is a rugged, mid-power marine auxiliary diesel engine, delivering 115kW (154 HP) at 1500 RPM. Engineered with turbocharging and charge air cooling (intercooler). Cummins 6BTAA5.9-GM115 marine engine is ideal for continuous-duty marine genset systems, fire pumps, hydraulic units, and shipboard auxiliary functions.
Built by Dongfeng Cummins Engine Co., Ltd., this 5.9-liter, 6-cylinder inline engine power features BYC PB mechanical fuel system with GAC 24V governor, offering reliable operation in harsh marine environments. Its compact size, competitive fuel efficiency (29 L/h at full load), and global Cummins support make it a preferred solution for auxiliary marine power.
📊 Specifications
- Engine Model: 6BTAA5.9-GM115
- Configuration: 6-cylinder inline, 4-stroke
- Displacement: 5.9 L
- Bore × Stroke: 102 mm × 120 mm
- Compression Ratio: 17.3 : 1
- Aspiration: Turbocharged & Charge Air Cooled
- Fuel System: BYC PB / GAC 24V
- Rated Power (1500 RPM): 115 kW (154 HP)
- Standby Power: 125 kW (168 HP)
- Continuous Power: 80 kW (107 HP)
- Fuel Consumption @ 100% Load: 29 L/h (Prime) / 33 L/h (Standby)
- Fuel Consumption @ 75% Load: 22 L/h
- Fuel Consumption @ 50% Load: 15 L/h
- Fuel Consumption @ 25% Load: 9 L/h
- Exhaust Gas Temperature:E 490°C (Rated) / 520°C (Standby)
- Dry Weight: 411 kg
- Lube Oil Capacity: 16.3 L
- Cooling System Capacity: 9.9 L
- Idle Speed: 1000 ± 50 RPM
- Starting Voltage: 12V / 24V (CCA: 950 / 475)
- Cold Start Temp (Unaided): –12°C
- Emission Compliance: ISO 8178 Cycle D2 (NOx: N.A.)
✅ Product Advantages
- Mid-Power Marine Auxiliary Solution: 115kW rated, suitable for medium-scale marine systems.
- Turbocharged + Intercooled: Optimized for consistent performance under high load and temperature.
- Fuel Efficient: 29 L/h at full load ensures long runtime and lower operating cost.
- Durable & Easy Maintenance: Cummins 6BT platform with excellent parts accessibility.
-
Worldwide Support: Cummins global service network ensures uptime and spare availability.
🔧 Key Features
- Mechanical BYC PB fuel pump + GAC 24V governor
- Turbocharged and charge air cooled for enhanced thermal efficiency
- Designed for harsh ambient marine environments
- Compact 6-cylinder inline engine with low weight (411 kg)
- Built-in protection systems for pressure, temperature, and speed
- Cold-start capability down to –12°C without aid
-
Customizable for keel cooling or heat exchanger systems
🚢 Applications
The Cummins 6BTAA5.9-GM115 Marine Power Engine is suitable for:
- Marine Generator Sets (Auxiliary and Standby)
- Hydraulic Power Packs
- Emergency & Fire Pump Systems
- Deck Winches & Marine Cranes
- Electrical Backup Systems for Commercial Vessels
-
Ferries, tugs, barges, and patrol boats
📦 Product Availability
The 6BTAA5.9-GM115 is available through Cummins-authorized dealers and marine system integrators globally. Optional accessories include control panels, exhaust systems, and marine class certifications. Get a quotation for more details.
📦Each and every product manufactured is tested, inspected and is guaranteed to meet the performance specitications
Download of Cummins 6BTAA5.9-GM115 Marine Auxiliary Engine Datasheet
Model
Power
Emission
Datasheet
Drawing
Service Manual
Model
Cummins 6BTAA5.9-GM115
Power
115 kW (154 HP) @1500 RPM
Emission
Datasheet
Drawing
Download
Service Manual
Download
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