Heater Mercedes Vito W639 Additional Heat Exchanger Rear Heater A6398302061

The Mercedes Vito W639 Additional Rear Heater is a component from the Heat Exchangers group, designed for the rear of the vehicle. It ensures stable heating of the passenger or cargo space, which translates to comfortable use of the car in lower temperatures. A used OEM component helps maintain the original heating system characteristics in the Mercedes Vito W639.

Specifications and technical data

• SKU: A6398302061
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6398302061
• Substitutable numbers: A6398302061, A 639 830 20 61
• Location on the vehicle: Rear
• Category: Heater Cores

Purpose and Function in the Heating System

The additional rear heater in the Mercedes Vito W639 is responsible for efficiently transferring heat to the rear cabin zone. As part of the thermal system, it works with the vehicle's installation, enabling even distribution of heated air throughout the interior, including in the further rows of seats or the cargo area.

Its placement at the rear of the vehicle allows for precise temperature control in this part of the car, which is particularly important in vehicles used for transporting people or goods sensitive to thermal conditions.

Construction and Fit for Mercedes Vito W639

The heat exchanger used as an additional rear heater is structurally adapted to the heating system architecture of the Mercedes Vito W639. Appropriate connections and body geometry allow for installation in the location designated by the manufacturer, without the need for system modifications.

Its original origin from the Mercedes brand promotes compatibility with factory hoses, mountings, and the heating medium circuit. This makes replacing a worn-out component with the presented heater a structured and predictable process from a service perspective.

Vehicle Placement and Installation Aspects

The presented heater is designed for installation at the rear of the vehicle, as indicated by the Vehicle Placement parameter. This position shortens the airflow path to the rear cabin zone, reducing heat loss and improving heating speed.

In practice, installation involves connecting the heater to the existing thermal circuit and the mounting system provided in the Vito W639 body. Using a component from the same construction group simplifies servicing and reduces the risk of system leaks.

Characteristics of the Used Component

The offered heater belongs to the group of used parts, as indicated by the Condition parameter. These types of parts are often chosen for intensively used vehicles where a reasonable maintenance cost is important while maintaining the proper functionality of the heating system.

Choosing a used heat exchanger for the rear zone of the Vito W639 is a practical solution in situations where the existing heater has developed leaks, become clogged, or lost its heating efficiency, and the priority is to restore system functionality while maintaining compliance with factory specifications.

Benefits of Using an Additional Rear Heater

• Improved thermal comfort for passengers in the rear of the vehicle.
• Better heating of the cargo space in commercial applications.
• Consistency with the original Mercedes Vito W639 heating system.
• Possibility of economical repair due to the use of a used part.

A heating system configured in this way promotes stable vehicle operation in low-temperature conditions and enhances the vehicle's functionality in daily use.

If you are planning a comprehensive repair or upgrade of the heating system area in your Mercedes and need other components from the same group, such as additional heaters, heat exchangers, or auxiliary heating modules, check the available parts in the Mercedes Heat Exchangers category.

Before the winter season, it is worth paying special attention to the efficiency of the heating system and the condition of components responsible for heat exchange – practical tips and checklists can be found in the article Winter Essentials: Which Used Car Parts Should You Check and Replace Before the Frosts?.