BMW 1 Series e81 e87 Heater Matrix Automatic A/C Radiator Unit Complete 6947266

BMW 1 Series e81 e87 Heater Matrix Automatic A/C Radiator Unit Complete is a factory-original interior heating and cooling module designed for vehicles equipped with automatic air conditioning. This is a complete radiator unit that allows for the restoration of proper A/C system operation and stable cabin temperature without the need for any modifications to the installation.

Specifications and technical data

• SKU: rhd-6947266
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 64116947266
• Substitutable numbers: 64116947266, 6947266, 64116962538, 6962538, 64116932695, 6932695
• Gearbox type: Automatic
• Category: Other Air Conditioning & Heating

Application in BMW 1 Series E81/E87 with automatic air conditioning

The described heater matrix is intended for BMW 1 Series E81/E87 models equipped with automatic air conditioning. The module's design is engineered to work seamlessly with the factory temperature control, air distribution, and ventilation systems, ensuring stable operating parameters under various driving conditions.

The complete radiator unit allows for the service replacement of the entire module in the event of leaks, reduced heating efficiency, or issues with uniform heat distribution in the cabin. Thanks to the retention of original geometry and connections, installation is predictable and does not require any system adaptations.

Construction and function of the heater module

The heater matrix plays a key role in the automatic air conditioning system – it is responsible for the efficient transfer of heat from the coolant circuit to the air directed into the vehicle's interior. Combined with the evaporator and control system, it forms an integrated thermal comfort system.

The complete radiator unit includes the heat exchange element and a housing adapted to work with air ducts and flow control components. This solution facilitates diagnostics and replacement during repairs, and also reduces the risk of leaks resulting from improper assembly of individual components.

Benefits of using an original BMW module

Using an original heater module in a BMW 1 Series E81/E87 offers a number of practical benefits:

• Factory fit – compatibility with air ducts, mounts, and connectors is maintained, which facilitates service installation.
• Stable automatic A/C operation – proper heat exchange supports precise maintenance of the set cabin temperature.
• Reduced risk of secondary faults – no need for installation modifications reduces the risk of leaks and airflow problems.
• Consistency with vehicle electronics – the module is adapted to work with the factory automatic air conditioning controls.

Characteristics of the used component

The offered heater matrix is a used part, sourced from dismantling, which allows for an economical repair of the heating system while maintaining the manufacturer's original specifications. This type of component is particularly attractive for older BMW 1 Series vehicles, where reasonable service costs are important while maintaining compliance with the factory design.

Before installation, standard service procedures are recommended: checking the system for leaks, bleeding the cooling circuit, and verifying the correct operation of the automatic air conditioning after replacement. This approach allows you to fully utilize the potential of the installed module.

Integration with the drivetrain and automatic air conditioning

The heater matrix is designed for vehicles equipped with an automatic transmission, which means full compatibility with the drivetrain configuration and cooling system installation intended for this version. As a result, the routing of hoses, mounts, and associated components in the engine bay and cowl area remains consistent.

In combination with automatic air conditioning, this module enables smooth switching between heating and cooling modes, as well as precise control of the airflow temperature for individual interior zones, in accordance with the control panel settings.

If you are planning a comprehensive repair or upgrade of the air conditioning and heating zone in your BMW and need other parts from the same group, such as hoses, housings, or additional modules, check the available parts in the Other BMW category.

For a comparison of the characteristics of advanced drivetrain and braking systems in sports cars and a better understanding of the structural differences between standard and sports versions, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how the selection of appropriate components affects vehicle performance.