Mercedes C207 Climate Heater Control Unit Switch Panel A2078300190

Mercedes C207 Climate Heater Control Unit Switch Panel is a factory-fitted comfort system control element designed for installation in the rear cabin area of C207 family models. The original Mercedes design ensures seamless integration with the vehicle's electrical system and reliable operation of all climate and heating functions for rear-seat passengers.

Specifications and technical data

• SKU: A2078300190
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2078300190
• Substitutable numbers: A2078300190, A 207 830 01 90, 0827.00, 53341927
• Location on the vehicle: Rear
• Category: HVAC Controls & Control Units

Purpose and function of the panel

The rear climate and heating control panel is responsible for local control of comfort parameters in the rear interior. It allows for precise management of airflow and temperature in accordance with the factory system logic, without interfering with the main control module at the front of the vehicle.

Thanks to its dedicated placement in the rear area, the panel works with the electrical wiring and air ducts designed specifically for the C207 body, resulting in stable system operation and predictable response to setting changes.

Construction and integration with the climate control system

The panel belongs to the Climate control regulators group, meaning it acts as a user interface for the factory temperature and airflow control system. The buttons and knobs used are designed with the ergonomics of the Mercedes C-Class C207 interior in mind, ensuring convenient access for rear-seat passengers.

The construction is intended for use with the original electrical harness, which facilitates installation and eliminates the need for system modifications. The panel transmits signals to the vehicle's climate control units, ensuring full compatibility with factory system functions.

Benefits of using an original Mercedes panel

Using an original switch panel in the rear cabin area maintains the consistent operation of the entire climate and heating system. The component designed by the vehicle manufacturer is dimensionally matched to the console and works with factory mounts, which simplifies service and reduces the risk of improper installation.

Choosing a used, original climate regulator is a cost-effective solution while maintaining the performance characteristics intended by Mercedes engineers. For premium car owners, this is a way to restore full functionality to the rear comfort zone without compromising the build quality typical of the brand.

Condition, fitment, and service application

The offered panel comes from the category of used interior equipment, making it an attractive alternative for repairs of the climate and heating system in the rear cabin. It works well both as a replacement for a damaged module and when completing missing elements after interior disassembly.

Thanks to the preservation of factory geometry and connectors, the panel can be integrated into the existing system without the need for mechanical adaptation. This is a practical solution for workshops specializing in Mercedes service as well as for users independently completing rear comfort zone components.

If you are planning a comprehensive repair or upgrade of the rear cabin comfort zone in your Mercedes and need other elements from the same group, such as additional control panels, airflow regulation modules, or temperature controllers, check the available parts in the Mercedes climate control regulators category.

To better plan the repair or upgrade of the comfort system in your premium car and make an informed choice regarding original dismantled components, it is worth reading the guide on our blog: Used parts for Mercedes – original parts from disassembly.

If you are interested in a broader context regarding the use of used OEM components in premium segment cars and current market trends, the following article may also be helpful: Crisis in the new parts market? Why used originals for premium cars are the hottest trend in 2026, which discusses the advantages of this approach when servicing Mercedes models.