Mercedes W205 300de Hybrid Lithium-Ion High Voltage Battery 365V 37A A2053403800

The Mercedes W205 300de Hybrid Lithium-Ion High Voltage Battery 365V 37A is a high-voltage traction battery designed for the hybrid system in the C-Class model. As an original component from Mercedes-Benz, it ensures compatibility with the factory drive architecture, and its placement at the rear of the vehicle contributes to proper weight distribution and stability. This is the ideal solution for users seeking a proven, technically matched component for their high-voltage system.

Specifications and technical data

• SKU: A2053403800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2053403800
• Substitutable numbers: A2053403800, A 205 340 38 00
• Location on the vehicle: Rear
• Part type: Lithium Ion Battery
• Category: Batteries

Purpose and Role in the Hybrid System

The presented lithium-ion battery serves as a key energy storage unit in the Mercedes W205 300de hybrid powertrain. It is responsible for powering the electric motor, recuperating energy during braking, and stabilizing the operation of the entire high-voltage system. Thanks to the use of lithium-ion technology, it offers a favorable capacity-to-weight ratio and consistent performance parameters under typical operating conditions.

Its rear placement in the vehicle facilitates:

• improved front-to-rear weight balance,
• efficient routing of high-voltage cables,
• preservation of factory geometry and structural safety.

Compatibility and Vehicle Integration

This battery has been specifically designed to work with the high-voltage system in the Mercedes C-Class W205 generation, specifically the 300de Hybrid version. This ensures full integration with the factory control systems, safety features, and energy management system. Using an original component maintains compatibility with the vehicle's software and minimizes the risk of diagnostic issues.

In practice, this translates to:

• proper cooperation with the recuperation system,
• stable operation of hybrid driving modes,
• preservation of factory acceleration and electric-only driving parameters.

Characteristics of a Used Component

The offered item comes from the Electric Car Batteries category and is a used component. For high-voltage parts, this often represents a sensible compromise between cost and functionality. Such components are typically dismantled from vehicles with a known service history, allowing for continued use in another car while adhering to appropriate installation procedures.

If you are considering whether a new or used traction battery would be a better choice for your needs, the article: Car Parts – New or Used? Comparing Costs, Quality, and Durability may be helpful, as it discusses the differences in cost, durability, and availability of components.

Benefits of Using an Original High-Voltage Battery

Using an original lithium-ion battery in the Mercedes W205 300de hybrid maintains the integrity of the entire powertrain. Factory matching ensures predictable vehicle behavior, correct interaction with the electronics, and preservation of driving parameters in electric and hybrid modes. This is particularly important in vehicles where the high-voltage system is tightly integrated with safety and comfort systems.

To explore other solutions in this category, you can navigate to the related category: check more products in the Electric Car Batteries category.

Summary

The Mercedes W205 300de Hybrid Lithium-Ion High Voltage Battery 365V 37A is an original high-voltage battery designed for the rear of the vehicle, dedicated to the C-Class hybrid system. It offers a technically cohesive solution for users looking to restore full hybrid powertrain functionality while maintaining factory operating parameters and vehicle electronics integration.