Horn Mercedes W210 Horn Signal Fanfare Low Tone 400Hz A0045428720

Horn Mercedes W210 Horn Signal Fanfare Low Tone 400Hz is a factory-made component of the warning system, designed specifically for models of this series. The used low-tone horn provides a characteristic, clear sound at a frequency of 400 Hz, supporting safe communication on the road. It is a practical solution for drivers who want to maintain the original acoustic characteristics and compatibility with the vehicle's electrical system.

Specifications and technical data

• SKU: A0045428720
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0045428720
• Substitutable numbers: A0045428720, A 004 542 87 20, KZ
• Category: Horns

Purpose and function of the low-tone horn

The presented low-tone horn operates in the 400 Hz band, which translates into a strong, clearly audible sound in urban and extra-urban traffic. The low-tone nature of the sound improves the readability of the signal for other road users, especially in noisy environments.

This element is part of the vehicle's acoustic system, working in conjunction with the electrical installation and steering wheel controls. Thanks to its factory origin, the proper response to pressing the horn button and predictable behavior in various operating conditions are maintained.

Construction and fit for Mercedes E W210

The horn has been developed for integration with factory mounts and the electrical harness in the Mercedes E-Class W210 generation. This means:

• maintaining the correct mounting method in the front compartment,
• adaptation to work in temperature and humidity conditions typical for this model,
• consistency with the factory power supply and electrical protection system.

As a result, the horn can be treated as a direct replacement for the original part, without the need for installation modifications or custom mounts.

Benefits of using an original horn

Choosing an original low-tone horn for the Mercedes E W210 is a solution that allows you to maintain the consistency of the entire warning system. In practice, this means:

• maintaining the factory volume level and sound timbre,
• reliable cooperation with the existing electrical installation,
• reducing the risk of installation errors typical of universal replacements.

The used part allows for an economical repair while maintaining the original manufacturer's specification, which is particularly important for vehicles serviced according to factory standards.

Condition and practical application

The product belongs to the Horns category and is intended for users who expect a functional, factory-made component for their Mercedes. The used low-tone horn is a good solution when replacing a damaged horn, especially when you want to preserve the original character of the vehicle and ensure the proper operation of the warning system.

The element will prove useful both in daily operation and during comprehensive service work, such as restoring full vehicle functionality after a collision or renovating an older E-Class model.

If you are planning a comprehensive repair or upgrade of the front section of your Mercedes and need other elements from the same group, such as high-tone horns, additional warning signals, or complete acoustic sets, check the available parts in the Mercedes Horns category.

For drivers interested in the wider use of second-hand components in the automotive industry, including premium vehicles, valuable tips on selecting and using used components can be found in the article Audi on second-hand parts – tuning and repairs without losing quality.