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GLADIATOR 21453N Alternator Volt Mercury Marine Outboard 55AMP 150HP

21453n Gladiator Alternator 12 Volt 55amp Compatible With Mercury Marine Outboard 150hp 13 14

( Brand: Gladiator ), ( Manufacturer Part Number: 21453N ), ( Package Dimensions Lxwxh: 8.5x6.5x6.0 Inches ), ( Weight: 9.0 Pounds )

Review GLADIATOR Alternator Volt 55amp Compatible Mercury Marine Outboard 150hp

Introducing the Gladiator 21453N alternator, a high-performance solution designed specifically for Mercury Marine outboard engines, particularly those with a 150hp rating and a 12-volt electrical system. This alternator boasts an impressive amperage capacity of 55amps, ensuring that your battery is consistently charged to keep your outboard running at its best.

Crafted from premium materials, the Gladiator 21453N alternator is built to withstand the rigors of marine environments. The robust housing is engineered from heavy-duty materials, resisting corrosion and damage from exposure to saltwater and sunlight. The alternator's internal components, including the rotor and stator, are meticulously designed for optimal efficiency and reliability.

The Gladiator 21453N alternator utilizes a three-phase design, which offers several advantages over traditional two-phase alternators. Three-phase power distribution results in a more consistent and stable electrical output, providing better charging performance for your outboard's battery. Additionally, the three-phase design allows for a more efficient power transfer, translating to improved fuel efficiency and longer run times.

This alternator is engineered to seamlessly integrate with your Mercury Marine outboard engine, featuring a convenient bolt-on design that allows for quick and easy installation. The alternator comes with all necessary mounting hardware, ensuring a hassle-free installation process.

The Gladiator 21453N alternator is not only built to perform, but it is also designed with safety in mind. It comes equipped with a diode that ensures your battery is properly charged and protects against reverse polarity. This diode also allows for the use of a separate accessory battery, providing you with added flexibility and convenience.

In summary, the Gladiator 21453N alternator is an essential upgrade for your Mercury Marine outboard engine, delivering robust charging capabilities, superior efficiency, and reliable performance in even the harshest marine environments. With its durable construction, easy installation, and advanced three-phase design, this alternator is an investment in the longevity and optimal performance of your outboard.

Pros and Cons of Buying Mercury Marine's Gladiator 21453N Alternator for a 150HP Outboard Motor

Introduction:

Mercury Marine's Gladiator 21453N alternator is a popular choice for boat owners with 150HP outboard motors. In this analysis, we will discuss the key advantages and disadvantages of this alternator to help you make an informed purchase decision.

Pros:

1. High Amperage Output: The Gladiator 21453N alternator delivers a substantial 55 Amps at 13.8 volts, which is essential for powering the battery bank and onboard electrical systems in larger boats and high-performance outboards.

2. Durability: Mercury Marine is renowned for its robust and reliable components, and the Gladiator alternator is no exception. It features a heavy-duty design with a strong housing, high-quality bearings, and a reliable brush system.

3. Easy Installation: The alternator comes with a pre-wired harness, making the installation process more manageable and quicker compared to other alternators without a harness.

4. Voltage Regulation: The Gladiator alternator's advanced voltage regulation system ensures that the battery is consistently charged and prevents overcharging, which can lead to damage and reduced battery life.

Cons:

1. Price: The Gladiator 21453N alternator is more expensive than some other alternatives in the market, which may deter some budget-conscious buyers.

2. Weight: At approximately 27 lbs (12.3 kg), the alternator is relatively heavy, which might require additional mounting hardware and support to secure it properly.

3. Size: The alternator's dimensions are relatively large (14.6 x 8.6 x 6.8 inches or 37.1 x 21.8 x 17.3 cm), which may limit installation options for smaller boats or motor compartments.

Conclusion:

The Mercury Marine Gladiator 21453N alternator offers several advantages, including high amperage output, durability, easy installation, and advanced voltage regulation. However, its higher price point, weight, and size may be drawbacks for some buyers. Considering these pros and cons, if you prioritize reliability, performance, and ease of installation, the Gladiator alternator could be an excellent investment for your 150HP outboard motor. However, if budget and space constraints are significant factors, you may want to explore alternative options. Ultimately, your decision should be based on your specific needs, preferences, and budget.

Details:

100% Computer Load Tested for Reliability.

specifications vehielectro:

  • brand: Gladiator
  • manufacturer part number: 21453N
  • package dimensions lxwxh: 8.5x6.5x6.0 Inches
  • weight: 9.0 Pounds

general vehielectro:

  • Consumer Electronics > Vehicle Electronics GPS > Other Vehicle Electronics
  • condition: New

offer vehielectro:

  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • availability: In Stock
  • started: April 22, 2025

shipping vehielectro:

  • type: Fixed
  • cost: $0.00
  • transit: 4-9 Days
  • class: Standard
  • service: Standard

payments vehielectro:

  • credit card: Visa
  • wallet: Apple-pay
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seller vehielectro:

  • city: Brentwood, New York
  • # reviews: 2146
  • rating: 100.0%

returns vehielectro:

  • paid by: Buyer
  • method: Money back
  • policy: Returns Accepted
  • time: 30 Days
package dimensions lxwxh: 8.5x6.5x6.0 inches,
category: electronics > vehicle electronics gps > vehicle electronics, weight: 9.0 pounds, sku: 3228561765330771,

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