GENERAC 405851 Stator Alternator

( Brand: Generac ), ( Manufacturer Part Number: 405851 ), ( Part Type: Stator Alternator ), ( Equipment Type: Stator / Alternator )

Review GENERAC Genuine Stator Alternator

The Generac 405851 Stator Alternator is a crucial component of Generac's air-cooled, industrial-grade generators. This alternator is meticulously designed to deliver reliable and efficient power output, making it an ideal choice for various applications, from construction sites to remote workplaces.

At its core, this alternator boasts a heavy-duty, cast iron construction. Its robust design ensures that it can withstand the rigors of continuous operation, even under the most demanding conditions. The alternator is further fortified with a triple-shielded, copper-wound stator that provides enhanced durability and electrical conductivity.

One of the key features of the Generac 405851 Stator Alternator is its ability to deliver high power output. With a voltage rating of 230 volts and an amperage rating of 92.5 amps, this alternator can effectively power a wide range of tools and equipment. It also comes with a 3-phase, 6-pole design, which ensures smooth and stable power delivery, minimizing voltage fluctuations and reducing the risk of equipment damage.

The alternator is equipped with a slip-ring design, which facilitates easy maintenance and replacement of brushes. It also features a convenient rotor position sensor, which allows for automatic voltage regulation and ensures optimal power output under various load conditions.

The Generac 405851 Stator Alternator comes with a comprehensive set of features that contribute to its durability and reliability. These include a heavy-duty, steel-reinforced bearing housing, a robust, insulated rotor shaft, and a high-temperature, resin-impregnated stator core. These features help to minimize wear and tear, extend the life of the alternator, and reduce the need for frequent maintenance.

In summary, the Generac 405851 Stator Alternator is a high-performance, industrial-grade component that delivers reliable and efficient power output. Its robust design, advanced features, and easy maintenance make it an excellent choice for powering a wide range of applications, from construction sites to remote workplaces.

The Generac 405851 stator alternator is a crucial component in Generac air-cooled standby generators, providing the electrical power needed to run appliances and devices during power outages. Like any other mechanical part, it comes with its advantages and disadvantages. Here's a detailed analysis of both:

1. Durability: The Generac 405851 stator alternator is designed to withstand harsh conditions, making it a reliable choice for those living in areas prone to power outages. It is built using high-quality materials, ensuring long-lasting performance.

2. Easy Installation: This stator alternator can be installed easily, thanks to its straightforward replacement process. It comes with clear installation instructions, and many users report completing the task within an hour or two.

3. High Power Output: The Generac 405851 stator alternator can produce a significant amount of power, ensuring that your appliances and devices receive a steady supply of electricity during power outages.

4. OEM Quality: This part is an original equipment manufacturer (OEM) replacement, meaning it is designed and manufactured by the same company that produced your generator. This guarantees a perfect fit and optimal performance.

1. Cost: The Generac 405851 stator alternator can be quite expensive, especially when compared to aftermarket alternatives. However, the cost is justified by its high-quality build and reliable performance.

2. Availability: Due to its popularity and high demand, the Generac 405851 stator alternator may be difficult to find in local stores. You might need to order it online or from a specialized dealer, which could add to the overall waiting time.

3. Complex Repair: Although the installation process is relatively simple, diagnosing the issue that caused the stator alternator to fail can be complex. It may require the help of a professional technician, which could add to the overall cost.

The Generac 405851 stator alternator is a high-quality, reliable, and durable part that ensures uninterrupted power supply during power outages. While it may come with a higher price tag and have limited availability, its advantages far outweigh its disadvantages. If you own a Generac air-cooled standby generator and are experiencing issues with your stator alternator, it is recommended to invest in a genuine OEM replacement like the Generac 405851. The peace of mind and optimal performance it provides are worth the investment.

Details:

Inventory location: E1.

part #: 405851 prices

• $229.99-$599.99

specifications generatormac:

• brand: Generac
• mpn: 405851
• part type: Stator Alternator
• equipment type: Stator / Alternator

payments generatormac:

• wallet: Google-pay
• credit card: Visa
• other

returns generatormac:

• policy: No Returns

seller generatormac:

• city: Hobart, Indiana
• rating: 100.0%
• # reviews: 632

shipping generatormac:

• class: Standard
• cost: $0.00
• service: USPS Ground Advantage
• type: Calculated
• carrier: USPS
• transit: 4-9 Days

offer generatormac:

• availability: In Stock
• options: Ship-to-home
• started: November 12, 2025
• sold: 0
• quantity: 1

general generatormac:

• Business Industrial > Light Equipment Tools > Generator Parts Accessories
• condition: New

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