fits make: Volvo, Penta.

( Brand: Marinepartsdistributors ), ( Manufacturer Part Number: 3803911 ), ( Part Type: Alternator ), ( Warranty: 1 Year ), ( California Prop 65 Warning: This Product May Expose You To Chemicals Such As Lead, Carbon Black, Silica, Crystalline Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov ), ( Volts: 12 ), ( Amperage: 115 ), ( Weight: 15 Lbs ), ( Source: Aftermarket ), ( Fan: Internal ), ( UPC: 686696160091 )
The Volvo Penta D4-300I-D Alternator (part numbers 3803911 and 686696160091) is an essential component for maintaining the electrical power system in Volvo Penta D4-300D and D4-300I engines. This alternator is designed to deliver reliable and consistent power, ensuring optimal performance of your marine or industrial equipment.
The D4-300I-D Alternator is a robust and durable component, built to withstand the rigors of continuous operation in harsh environments. It features a compact and lightweight design, making it easy to install and maintain. The alternator is equipped with a high-output brushless exciter, ensuring efficient energy conversion and long service life.
The Volvo Penta D4-300I-D Alternator is designed to operate at a voltage of 24V and produces a maximum output of 100 amps. It is equipped with a 3-phase, 3-wire, and 2-pole configuration, ensuring smooth and stable power delivery. The alternator is also equipped with a automatic voltage regulator, ensuring consistent voltage output even under varying load conditions.
The alternator is constructed from high-quality materials, including a robust aluminum housing and a heavy-duty brush system. It is also equipped with a large-capacity cooling fan, ensuring efficient heat dissipation and prolonging the lifespan of the alternator. The alternator is also sealed to prevent water and other contaminants from entering the interior, ensuring reliable operation even in wet conditions.
In summary, the Volvo Penta D4-300I-D Alternator (part numbers 3803911 and 686696160091) is a high-performance and reliable component designed to deliver consistent power to Volvo Penta D4-300D and D4-300I engines. Its compact and durable design, combined with its high output and efficient cooling system, make it an ideal choice for marine and industrial applications.
The Volvo Penta D4-300D and D4-300I alternators (part numbers 3803911 and 686696160091) are both reliable choices for marine applications, each with their own advantages and disadvantages.
Pros of Volvo Penta D4-300D Alternator:1. Designed for heavy-duty applications, the D4-300D alternator is built to withstand harsh marine conditions, ensuring long-term durability.
2. It offers a high output of 110 amps at 1500 RPM.
3. The D4-300D alternator is designed for direct-drive, which eliminates the need for a belt drive, reducing maintenance requirements and increasing efficiency.
Cons of Volvo Penta D4-300D Alternator:1. The D4-300D alternator is heavier than the D4-300I, which may impact the overall weight and balance of the boat.
2. It has a higher initial cost compared to the D4-300I alternator.
Pros of Volvo Penta D4-300I Alternator:1. The D4-300I alternator is lighter in weight, which can help improve the overall performance and fuel efficiency of the boat.
2. It offers a high output of 110 amps at 1500 RPM, similar to the D4-300D.
3. The D4-300I alternator is more cost-effective compared to the D4-300D, making it a more budget-friendly option.
Cons of Volvo Penta D4-300I Alternator:1. The D4-300I alternator uses a belt drive, which may require more maintenance compared to the direct-drive D4-300D alternator.
2. It may not be as durable in harsh marine conditions as the D4-300D, potentially requiring more frequent replacement.
In conclusion, both the Volvo Penta D4-300D and D4-300I alternators are reliable choices for marine applications, each with their own strengths and weaknesses. If durability and high performance in harsh marine conditions are priorities, the D4-300D might be the better choice, despite its higher cost and weight. On the other hand, if budget and weight are important factors, the D4-300I might be a more suitable option, although it may require more maintenance and potentially have a shorter lifespan. Ultimately, the best choice depends on the specific needs and preferences of the boat owner.
8 kg product notice as a parts distributor we mostly sell aftermarket any oem would be noted such.
All parts sold are new.
9mm un threaded mounting ear 2: 13. Marine parts distributors products, when properly installed, are warranted against defects in materials and workmanship to the original purchaser for a period of one 1 year from date purchase.
3mm un threaded mounting ear 3: 13.
25 polarity: negative mounting ear 1: 10.
Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than.
And is not always available.
Warranty does not cover failure due to accident, abuse, neglect or as the result of normal wear and tear.