Sub battery EB-BF724ABY by Samsung Galaxy Z Flip4 F721B GH82-29433A Service Pack

Secondary battery EB-BF724ABY for Samsung Galaxy Z Flip4 F721B (SM-F721B) GH82-29433A Service Pack

The secondary Service Pack battery for Samsung Galaxy Z Flip4 (SM-F721B) with reference EB-BF724ABY is designed to restore the original capacity and energy stability of the internal auxiliary module dedicated to fold-mode operation. This replacement includes part number GH82-29433A, ensuring full compatibility with the technical model and precise fitting in the compartment intended for the secondary battery. Its high-stability chemistry provides consistent power delivery, optimised charge cycles and excellent thermal efficiency, maintaining the expected performance in foldable devices. Factory assembly guarantees safer handling, firm connectors and exact tolerances, reducing installation risks. It is a component designed for professional repair shops needing reliability, stability and consistent results. Cold testing before final closure is recommended.

Key features
• Factory-assembled secondary battery
• Compatible with Samsung Galaxy Z Flip4 (SM-F721B)
• Battery reference EB-BF724ABY
• Part number GH82-29433A
• Chemistry optimised for thermal stability and extended cycles
• Robust connectors and factory tolerances
• Designed for technicians requiring safe, stable repairs

Advantages and quality
The Service Pack quality ensures a battery with controlled charging parameters, stable internal protection and full compatibility with the Z Flip4 power-management system. Its construction provides durability, reduced premature degradation and balanced performance even under demanding use. For repair shops, this module reduces post-repair issues, ensures solid fitting and allows fast, safe installation thanks to professional assembly. Consistent energy delivery improves overall device autonomy and avoids issues from low-tolerance or uncalibrated batteries. Available for immediate shipping from Spain.

Installation tips

1. Fully disconnect power before handling the device.

2. Remove previous adhesives and apply new ones.

3. Avoid forcing the battery; always install using the pull tab and its specific housing.

4. Check connectors, sensors and flex condition before closing.

5. Perform a full initial charge after repair to stabilise percentage readings.

6. Monitor temperature and consumption during the first minutes of use.

Technical table