Enhancing Fleet Performance with the K9KA-2152420K BYD Bus Battery Management Controller
Guangzhou Suifang Auto Parts Co., Ltd. is proud to announce the availability of a critical component for modern electric bus fleets: the BYD Bus Battery Management Controller 2A. This advanced controller, identified by part number 12591406-00 and model K9KA-2152420K_Battery Management Controller 2A_M00666, plays a vital role in ensuring the safety, efficiency, and longevity of electric vehicle batteries. For fleet operators, maintaining optimal battery health is paramount to operational success, and this product is designed to meet that need with precision and reliability.
The Battery Management Controller (BMC) is the "brain" of an electric bus's battery system. It continuously monitors key parameters such as voltage, current, and temperature of each cell, string, and module. By accurately managing the charging and discharging cycles, it prevents overcharging and deep discharging, which can significantly damage the battery over time. This not only extends the battery's lifespan but also improves overall vehicle performance and reliability.

Why This Controller is Essential for Your Fleet
Modern electric buses operate in demanding conditions, and their battery systems are under constant stress. The BYD Bus Battery Management Controller 2A is engineered to handle these challenges. Its sophisticated algorithms ensure that power distribution is optimized for both performance and safety. This controller provides essential protection against thermal runaway, a critical safety concern in high-capacity battery systems. By ensuring that the battery operates within a safe temperature range, it minimizes the risk of fire and other hazards, thereby protecting both the vehicle and its passengers.
Furthermore, proper battery management directly impacts the bus's range and energy efficiency. An optimally managed battery can deliver consistent power output, ensuring the bus can complete its route without unexpected interruptions. For maintenance teams, this component provides valuable diagnostic data, allowing for proactive maintenance and quick troubleshooting, reducing vehicle downtime and operational costs.
Product Information and Specifications
Below is a detailed breakdown of the product, providing all the necessary information for our clients. We have categorized the product information for clear and easy reference.
| No. | Category | Description |
|---|---|---|
| 1 | Part Number | 12591406-00 |
| 2 | Product Name | K9KA-2152420K_Battery Management Controller 2A_M00666 |
| 3 | Manufacturer | BYD BUS |
| 4 | Product Category | Battery Management Controller |
| 5 | Application | BYD Electric Bus Fleets |
| 6 | Function | Monitors and controls battery charge/discharge, ensuring safety and extending battery life. |
Commitment to Quality and Service
At Guangzhou Suifang Auto Parts Co., Ltd., we are committed to providing genuine, high-quality spare parts to support the maintenance and operation of electric bus fleets worldwide. The BYD Bus Battery Management Controller 2A is a testament to this commitment. We understand the importance of reliable components in a fast-growing industry. Our supply chain is designed to ensure that you receive authentic parts quickly and efficiently, minimizing downtime and keeping your fleet on the road.
This component, like all products in our catalog, undergoes rigorous quality checks to meet the high standards expected by manufacturers like BYD. Fleet managers can have full confidence in the performance and reliability of this controller to optimize their operational efficiency and safety standards.
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