Volume button black by Unihertz 8849 Tank 4 Pro premium quality

Black volume button for Unihertz 8849 Tank 4 Pro premium quality

Black volume button for Unihertz 8849 Tank 4 Pro in premium quality, designed to restore precise volume up and down control after press failures, lack of response, or wear of the original button. This component restores stable and reliable operation, ensuring proper sound control during calls, media playback, and notifications.

Manufactured with precise tolerances, the volume button ensures exact chassis fit and consistent tactile response, with firm travel and stable activation. The black finish preserves the original device aesthetics, allowing clean and professional integration after repair.
Designed for workshop use, it is specifically compatible with Unihertz 8849 Tank 4 Pro and is supplied ready for direct installation and cold testing before final device closure.

Premium quality ensures durability, wear resistance, and stable operation under continued use. It is a reliable solution for repair shops aiming to reduce post-repair issues and restore original volume control functionality. Available for immediate shipping from Spain.

Installation tips

Disconnect the battery before starting the replacement.
Work in a clean environment with ESD protection.
Align the button and its mechanism correctly before securing.
Avoid forcing the component during installation.
Test volume response before final closure.

Technical table

Brand | Compatible models | Technical model | Part number | Component type | Dimensions | Capacity/Voltage | Quality
Unihertz | 8849 Tank 4 Pro | — | — | Volume button | — | — | Premium