LBL 4936877 Alternator Delco Remy 3972733 12V 130AMP 24SI

( Brand: Lbl ), ( Manufacturer Part Number: 4936877 ), ( Type: Alternator ), ( Ipn: 3972733 ), ( Manufacturer Warranty: 3 Months ), ( Country/region Of Manufacture: China ), ( Universal Fitment: Yes )

Review LBL Alternator 12v 130amp Oem Delco Remy fits CUMMINS

The LBL 4936877 Cummins Alternator is a high-performance 12-volt alternator designed specifically for Cummins engines, producing an impressive output of 130 amps. This alternator is engineered to meet the demanding power requirements of heavy-duty vehicles and industrial equipment.

The 24SI designation signifies that this alternator is part of the Delco Remy 24 Volt Start and 12 Volt Induction System. The system offers exceptional starting power while delivering the necessary charge to keep the battery fully charged during operation.

This alternator boasts a robust construction, featuring a cast aluminum housing that effectively dissipates heat and protects the internal components. The powerful brushless exciter system ensures reliable operation with minimal maintenance. The alternator is also equipped with a diode rectifier that efficiently converts alternating current to direct current for battery charging.

The LBL 4936877 Cummins Alternator is designed to withstand the rigors of heavy-duty applications. It features a heavy-duty voltage regulator, which maintains a consistent charging voltage regardless of engine load or operating conditions. The alternator is also sealed against moisture and dust, ensuring reliable operation in harsh environments.

Installation of this alternator is straightforward, thanks to its bolt-on design and compatibility with a wide range of Cummins engines. The alternator comes complete with all necessary mounting hardware and wiring harnesses, making it easy to install and connect.

In summary, the LBL 4936877 Cummins Alternator is a powerful, reliable, and robust solution for heavy-duty power requirements. Its 130 amp output, brushless exciter system, heavy-duty voltage regulator, and rugged construction make it an excellent choice for Cummins engines in various industrial and commercial applications.

The LBL 4936877 Cummins Alternator is a 12V, 130-amp model produced by Delco Remy. This alternator is designed for heavy-duty applications and is commonly used in commercial vehicles and industrial equipment. Here are some pros and cons to help you make an informed decision before purchasing.

1. High amperage output: With a maximum capacity of 130 amps, this alternator can effectively charge heavy-duty batteries and power demanding accessories.

2. Durable design: The alternator is built to withstand the rigors of commercial and industrial use, with a robust housing and sturdy components.

3. OEM quality: As an original equipment manufacturer (OEM) part, this alternator is designed and manufactured to meet the exact specifications of Cummins engines, ensuring optimal performance and reliability.

4. Wide compatibility: This alternator is suitable for use with various Cummins engines and applications, making it a versatile option for a wide range of users.

1. Cost: The LBL 4936877 Cummins Alternator is a premium product, and its price reflects its high-performance capabilities and OEM quality.

2. Size and weight: Due to its heavy-duty design and high power output, this alternator is larger and heavier than some aftermarket alternatives, which may make installation more challenging.

3. Limited availability: As an OEM part, this alternator may be less readily available through aftermarket retailers compared to generic alternators.

In conclusion, the LBL 4936877 Cummins Alternator is a high-performance, durable, and reliable option for users who require a heavy-duty alternator for commercial or industrial applications. Its high amperage output, OEM quality, and wide compatibility make it an attractive choice for those who demand the best performance from their vehicle or equipment. However, its cost, size, and limited availability may be drawbacks for some users. Ultimately, the decision to purchase this alternator depends on your specific needs and budget. If you require a high-performance alternator for heavy-duty applications and are willing to pay the premium price, then this alternator is an excellent choice. Otherwise, you may want to consider alternative, aftermarket options that offer similar performance at a lower cost.

Details:

LOC-WHS-7TOP This is a OEM Cummins Alternator. With a 12V 130Amp rating, this alternator is high-quality performance part that offers universal fitment and comes with 3-month manufacturer warranty. This was damaged in shipping. See pictures as the back cover is broken but does not affect function The Cummins Alternator 4936877 a genuine OEM Delco Remy product designed for engines.

part #: 4936877 price

• $279.99

specifications altnagen:

• for models: Cummins
• brand: Lbl
• mpn: 4936877
• type: Alternator
• ipn: 3972733
• manufacturer warranty: 3 Months
• country/region of manufacture: China
• universal fitment: Yes

seller altnagen:

• rating: 99.7%
• # reviews: 19054
• city: Hartland, Wisconsin

offer altnagen:

• sold: 0
• best offers: True
• availability: In Stock
• options: Ship-to-home
• started: September 19, 2025
• quantity: 1

general altnagen:

• condition: New other see details
• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Alternators Generators

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• type: Calculated
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