John Deere Marine: 4045DFM70

4045DFM70
Constant-Speed Auxiliary & Generator Engine
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4.5L PowerTech™
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40-46 kW (54-62 hp)
Features
Water-cooled exhaust manifold
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Cooler and quieter environment for vessel and crew
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Reduced external connections
Replaceable wet-type cylinder liners
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Excellent heat dissipation
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Hardened and precision machined for long life
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Rebuild to original specifications
Internal balancers
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Low noise and vibration for crew comfort
Corrosion resistant components
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Provides engine protection from the effects of seawater
Either-side service
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Oil fill and dipstick combinations
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Remote oil filter for easier service access
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Application and service flexibility to provide installation convenience plus fast and easy maintenance
Heat exchanger or keel-cooled
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High-capacity heat exchanger designed for reliable operation in adverse conditions
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Integrated expansion tank, heat exchanger and exhaust manifold
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Keel cooled options provide application flexibility
High torque and low rated RPM
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Enables the engine to turn larger propellers at lower speed for best efficiency
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Excellent vessel control and maneuvering
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Lower rated rpm limits vibration and noise for better crew comfort
Fuel system
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Proven and reliable mechanical governor
Specifications
Emissions Certifications
Non-certified
IMO exempt
282.5 (11.1)
Height, crankshaft centerline to bottom - mm (in)
Weight, dry - kg (lb)
462 (1019)
General Data (based on standard option configuration)
Model
Number of cylinders
Displacement-- L (cu in)
Bore and Stroke-- mm (in)
Engine Type
Aspiration
Height-- mm (in)
Length - mm (in)
Width Maximum - mm (in)
4045DFM70
4
4.5 (275)
106.5 x 127 (4.19 x 5.00)
In-line, 4-cycle
712 (28.0)
Naturally aspirated
885 (34.8)
N/A
Height, crankshaft centerline to top - mm (in)
620 (24.4)
Calculated Generator-set Rating - 1800 RPM
50-53
Rated Speed Hz (rpm)
Generator efficiency %
Engine Power Prime kW (hp)
60 ( 1800 )
88-92
45 (60.3)
Power factor
0.8
Calculated generator set rating prime - kWe
40-42
Calculated generator set rating prime - kVA
Calculated Generator-set Rating - 1500 RPM
44-46
Rated Speed Hz (rpm)
Generator efficiency %
Engine Power Prime kW (hp)
50 ( 1500 )
88-92
40 (53.6)
Power factor
0.8
Calculated generator set rating prime - kWe
35-37
Calculated generator set rating prime - kVA
