fits model: Cobra. make: Omc.

( Manufacturer Part Number: 8EM2004 ), ( Part Type: Alternator )
The OMC 8EM2004 KB Cobra Alternator is a high-performance Marine Alternator designed to meet the power demands of your boat or watercraft. This alternator, with a weight of 20.04 kg (44.2 lbs), boasts a compact size of 8EM (8 inches by 8 inches) making it an ideal choice for vessels with limited space.
The OMC 8EM2004 KB Cobra Alternator is engineered to deliver a consistent 83.4 amps at 12 volts. This reliable power output ensures that your onboard electronics and battery bank remain charged, enabling you to navigate safely and comfortably.
The alternator is built with a durable cast aluminum housing, providing resistance to the harsh marine environment. The housing also incorporates a cooling fan to maintain optimal temperature, ensuring long-lasting performance.
The OMC 8EM2004 KB Cobra Alternator is equipped with a high-output diode and regulator assembly, ensuring clean and efficient power. The diode assembly also incorporates a voltage sensitive regulator to maintain a consistent battery voltage.
This alternator is designed for easy installation, with a Universal Mounting System (UMS) that allows for flexible installation on most engines. The alternator also comes with a 1-meter (3.28 feet) power cable and a 24-pin connector for a straightforward connection to your vessel's electrical system.
In conclusion, the OMC 8EM2004 KB Cobra Alternator is a reliable and efficient power solution for your marine applications. Its compact size, high-performance output, and durable design make it an excellent choice for boat owners who demand the best for their vessels.
1. High-quality construction: The OMC 8EM2004KB alternator is known for its robust build, which ensures durability and reliability in various marine environments.
2. Powerful output: This alternator delivers a maximum output of 2000 watts at 12 volts, making it suitable for powering larger marine engines and electrical systems.
3. Efficient charging: The OMC 8EM2004KB alternator is designed for efficient charging, which can help prolong the life of your marine battery and reduce the need for frequent replacements.
4. Versatile mounting options: The alternator comes with multiple mounting options, allowing for flexible installation on different boats and engine types.
5. Reliable brand: OMC (Outboard Marine Corporation) is a well-established brand in the marine industry, known for producing reliable and high-performance products.
Cons:1. Higher price point: The OMC 8EM2004KB alternator is priced higher compared to some alternatives in the market. This may not be ideal for budget-conscious consumers.
2. Potential compatibility issues: Ensure that this alternator is compatible with your specific marine engine and electrical system to avoid any installation or functionality issues.
3. Weight: At approximately 44 pounds, the OMC 8EM2004KB alternator may be heavier than some other alternatives, making it more challenging to install on smaller boats or for single individuals.
4. Potential noise levels: Some users have reported that the OMC 8EM2004KB alternator can produce higher noise levels compared to other alternatives, which may be a concern for some users.
Conclusion:The OMC 8EM2004KB alternator (Cobra) is a reliable and powerful choice for marine applications, especially for boats with larger engines and electrical systems. Its robust construction, efficient charging, and versatile mounting options make it a worthwhile investment for many boat owners. However, its higher price point, potential compatibility issues, weight, and noise levels are factors to consider before making a purchase.
Recommendation:If affordability is not a primary concern and you're seeking a high-performance alternator for your marine application, the OMC 8EM2004KB alternator is an excellent choice. Make sure to confirm its compatibility with your specific marine engine and electrical system, and consider installation assistance if necessary to ensure a smooth and successful installation process.
Water was drawn in through the exhaust system and damaged the engine. Item was removed from a working electrical system. This alternator was functioning normally and still is.
Had it tested on an alternator dynamo meter. Motor was damaged by water intake, but no water was inside the boat or in anything electrical.