John Deere Marine: 4045TFM50

4045TFM50
Constant-Speed Auxiliary & Generator Engine
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4.5L PowerTech™
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57-71 kW (76-95 hp)
Features
Optional low rpm operation
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High torque and low rated RPM
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A lower speed option provides the user the ability to start the engine without going to the gen-set rated speed and allows the user to clutch in an accessory that may be driven by the engine.
Water-Cooled Exhaust Manifold
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Integrated components eliminate external hoses and fittings. Wet exhaust manifold creates a cooler and quieter environment for passengers and crew.
Replaceable wet-type cylinder liners
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Replaceable wet-type cylinder liners are precision-machined and hardened for long life. Allows engine to be rebuilt to original specifications.
Electronic engine control unit (ECU)
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Advanced fault code diagnostics and customizable engine protections ensure reliability and uptime. Provides highly customizable features and trim to integrate your vessel.
Keel-cooled or heat exchanger
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Closed cooling system in keel-cooled engine option eliminates the need for a sea strainer, seawater pump, or anodes. Heat exchanger option offers a lighter, more compact, and simpler engine installation.
Internal balancers
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Internal balancers reduce engine noise and vibration for crew comfort. NOTE: John Deere 4045 engines only.
Multiple service options
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Either-side oil fill/dipstick combinations and remote oil and fuel filter options are available for easier service access.
Specifications
Emissions Certifications
Non-Certified
General Data
Model
Number of cylinders
Displacement-- L (cu in)
Bore and Stroke-- mm (in)
Engine Type
Aspiration
Height - mm (in)
Length maximum - mm (in)
Width-- mm (in)
4045TFM50
4
4.5 (276)
106 x 127 (4.2 x 5.0)
In-line, 4-cycle
868 (34.2)
Aspiration
1119 (44.1)
964 (38.0)
Weight, dry - kg (lb)
653 (25.7)
Calculated Generator-set Rating - 1800 RPM
78-81
Rated Speed Hz (rpm)
Generator efficiency %
Engine Power Prime kW (hp)
60 ( 1800 )
88-92
71 (95)
Power factor
0.8
Calculated generator set rating prime - kWe
62-65
Calculated generator set rating prime - kVA
Calculated Generator-set Rating - 1500 RPM
62-65
Rated Speed Hz (rpm)
Generator efficiency %
Engine Power Prime kW (hp)
50 ( 1500 )
88-92
57 (76)
Power factor
0.8
Calculated generator set rating prime - kWe
50-52
Calculated generator set rating prime - kVA
