fits model: Merc. make: Mercury. year: 2009.

( Manufacturer Part Number: 879147T69 ), ( Part Type: Alternator )
The 879147T69 Merc Alternator is a top-tier replacement component designed specifically for Mercury outboard engines, such as the 2009 M15ML or 315555 models. This alternator is an essential part of your engine's electrical system, responsible for powering various accessories like navigation lights, depth finders, and charging the battery.
This alternator boasts a robust and reliable construction, ensuring long-lasting performance. It features a durable cast aluminum housing that resists corrosion and withstands harsh marine environments. Inside this housing, you'll find a powerful permanent magnet alternator that delivers a steady current, essential for maintaining optimal battery charge levels and keeping your electronics functioning properly.
The 879147T69 Merc Alternator is designed to operate at an optimal voltage of 13.5 volts, ensuring your battery stays charged and your electrical systems run smoothly. It also features a high-quality regulator that ensures a stable output, preventing voltage spikes and protecting your battery from overcharging.
The alternator's mounting bracket is engineered to fit perfectly with your Mercury outboard engine, ensuring a secure and straightforward installation process. The kit includes all necessary hardware for installation, including mounting bolts, brackets, and wiring connectors.
In summary, the 879147T69 Merc Alternator is a high-quality replacement component for your Mercury outboard engine. Its durable construction, powerful performance, and easy installation make it an excellent choice for maintaining the electrical system of your boat.
Pros of buying a 879147t69 Merc alternator:1. It is a direct fit for 2009 Mercury outboard engines, which means it should easily replace the old alternator without any modifications.
2. It is a well-known brand, Mercury Marine, which is known for its reliability and durability.
3. It is designed to provide a steady supply of electrical power to the boat's electrical system, which is crucial for running lights, navigation equipment, and other accessories.
Cons of buying a 879147t69 Merc alternator:1. It may be more expensive than some aftermarket alternatives, which could be a concern for budget-conscious buyers.
2. It may not be as readily available as some aftermarket alternatives, which could mean longer wait times for delivery.
Pros of buying a Mercury P-N alternator:1. It is also a direct fit for 2009 Mercury outboard engines, making installation easy.
2. It is a cost-effective option, which could be appealing to budget-conscious buyers.
Cons of buying a Mercury P-N alternator:1. It may not be as reliable or durable as the Mercury Marine branded alternator.
2. It may not provide as consistent a power supply to the boat's electrical system, which could affect the performance of certain electrical components.
Conclusion: While both alternators are direct fits for 2009 Mercury outboard engines, the Mercury Marine branded alternator offers the advantage of reliability and durability, which could be worth the extra cost for some buyers. However, if budget is a concern, the Mercury P-N alternator could be a suitable alternative. Ultimately, the choice between the two will depend on the individual buyer's priorities and budget.
Recommendation: If reliability and durability are top priorities, I would recommend the Mercury Marine branded alternator. If cost is a concern, the Mercury P-N alternator could be a good alternative.
Use the info I provided about donor engine to determine if this will fit your application. It was dusty and Grimm when taken apart. Please look closely at the pictures to see actual condition of parts. It is in good shape, its off of a fresh water use engine that was storage for long time.
This is a good used alternator P/N 879147T69 from 2009 f15ml 4 strokes 0r315555.