Features and benefits

• Rugged dependability, high quality and innovation make Cummins Onan Marine Generators the leader in marine generator design and development, providing Performance you rely on.™
• The digital QD (Quiet Diesel) Series models are the first marine generator sets with self-monitoring capability and network communication.
• The optional Cummins Onan Digital Display provides user-friendly self-diagnostic features and text display including extensive engine and alternator information.
• Cummins Onan Marine Generators, with advanced design and development processes, use technology to lower sound and vibration. Our sound shields minimize noise and deliver better sound quality. The optimized mounting system greatly reduces vibration.
• Certified to U.S. Environmental Protection Agency (EPA) emission standards.
• Cummins Onan Marine Generators have the largest worldwide certified distributor/dealer support network in the industry with more than 70 years of marine experience.

Standard features
• Advanced digital electronic control providing extensive diagnostic capability
• Shutdown with diagnostic indicator light for: high  engine coolant temperature, high exhaust temperature, low oil pressure, over speed/voltage, starter overcrank, no raw water flow, additional customer input and many more
• Start-run-stop switch with glow plug preheat and fuel pump priming modes for easy starting; run light and diagnostic indicator light
• Start function has automatic glow plug preheat for cleaner starting
• Engine starter with automatic start disconnect
• Electronic governor allows the generator set to maintain isochronous frequency control and close voltage regulation to provide quality power for digital appliances  and computers
• Front panel oil fill and level check
• Single phase AC alternator with single or dual voltages
• Digital voltage regulator integral with control
• 12 V DC electric system with battery charging, negative ground and DC protective circuit breakers
• Electric fuel transfer pump for priming and lift capability
• Freshwater cooling system with heat exchanger, expansion tank and coolant recovery system
• Water cooled exhaust mixing elbow
• AC mainline circuit breaker
• Running time meter
• Air intake silencer
• Mounting systems with vibration isolators
• Full flow lube oil filter
• Service side accessible oil drain valve
• Electric fuel shut-off via electronic governing actuator
• Fuel filter/water separator
• Drip pan base capable of containing all generator set fluids
• External mount tabs allow flexible mounting arrangement
• Bulk head type connections for ease of installation include fuel in, fuel out, battery, raw water inlet, wet exhaust and generator set ground (vessel bond)
• Integral enclosure for environmental protection from noise, salt water, and moving parts
• Plug-in watertight connector for optional remote control
• Closed crankcase breather re-circulation to eliminate engine room contamination
• Coolant overflow bottle for easy coolant level maintenance
• Fire extinguisher access port
• Factory load tested
• Five year limited warranty

Engine details
Design: 4-cycle, water-cooled diesel
Cylinders: 3
Bore: 67 mm (2.64 in)
Stroke: 68 mm (2.68 in)
Displacement: 719 cm 3 (43.88 in 3)
Compression ratio: 23.5:1
Max fuel lift: 1.22 m (4 ft)
Lube oil capacity: 3 L (3.2 qt)
Coolant capacity: 3.1 L (3.3 qt)
Coolant flow rate: 50 Hz: 35 L/min (9.2 Gal/min)
Raw water flow rate: 50 Hz: 19 L/min (5 Gal/min)
Starting system: 12 V
Power (max): SAEJ1939 50 Hz at 2880 RPM 13 kW
Fuel injection pump: Bosch MD type
Combustion Chamber: Spherical
Max Raw Water Lift: 1.22 m (4 ft)