Mercedes W639 Rear Heater Blower Air Conditioning Motor Fan Matrix A6398304460

Mercedes W639 Rear Heater Blower Air Conditioning Motor Fan Matrix is a factory-fitted component of the rear cabin heating system, designed specifically for the Mercedes Vito W639 generation models. This used part from the Blower modules and resistors category allows for the restoration of efficient, stable heating for the rear passenger area, which translates into travel comfort in colder conditions.

Specifications and technical data

• SKU: A6398304460
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6398304460
• Substitutable numbers: A6398304460, A 639 830 44 60, KD
• Location on the vehicle: Rear
• Category: HVAC Blower Module & Resistor

Purpose and function in the heating system

The rear heater in the Mercedes Vito W639 is responsible for the efficient transfer of heat to the rear of the interior, working in conjunction with the fan system and airflow controls. Its placement in the rear cabin zone ensures even distribution of warm air to passengers sitting in the back, which is particularly important in commercial vehicles, passenger vans, and versions adapted for transporting a larger number of people.

Thanks to its design dedicated to the Vito W639, the heater works with factory blower modules and resistors, maintaining correct airflow parameters and the stability of the entire system.

Benefits of using an original component

Using an original rear heater dedicated to the Mercedes Vito W639 allows you to maintain consistency with the factory heating system design. This solution is particularly beneficial when you want to:

• maintain the proper heating efficiency of the rear cabin,
• ensure correct cooperation with existing blower modules and resistors,
• maintain compatibility with the electrical installation and airflow controls,
• reduce the risk of installation problems thanks to the perfect fit for the Vito W639 design.

The used component allows for an economical repair of the heating system while maintaining factory operating characteristics and predictable behavior in daily use.

Vehicle placement and installation aspects

The heater is designed for installation in the rear part of the vehicle, in the zone responsible for heating the passenger space behind the first row of seats. Such placement enables the direct flow of warm air to the rear of the cabin, which improves user comfort in low-temperature conditions.

Selecting a component from the same design group as the factory part facilitates the mechanic's work – the heater is prepared to work with original hoses, mounts, and the airflow system, which limits the need for modifications and speeds up the service process.

Mercedes blower modules and resistors – expansion and service

If you are planning a comprehensive repair or upgrade of the heating and ventilation zone in your Mercedes and need other elements from the same group, such as additional airflow control modules, blower speed resistors, or complementary components working with the heater, check the available parts in the Mercedes blower modules and resistors category.

Informed choice of used electronics and equipment

When selecting used elements from the modules and resistors group, it is worth paying attention to compatibility with the specific equipment version and heating system configuration in your vehicle. Practical tips regarding the assessment of the condition of electronics, methods of verifying compatibility, and installation principles can be helpful.

To better understand when choosing used control system components and equipment makes the most sense, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

Summary

Mercedes W639 Rear Heater Blower Air Conditioning Motor Fan Matrix is a practical solution for users who want to restore efficient heating to the rear of the cabin while maintaining parameters close to factory standards. A properly selected, used element from the Blower modules and resistors group allows for a technically correct, economical repair of the heating system, improving passenger comfort and vehicle functionality in daily use.