Compatible Battery for Apple Watch Series 4 44mm – Model A2059

Need to replace the battery of your Apple Watch Series 4 44mm safely and professionally?
This compatible replacement (Model A2059) is designed for technicians and repair shops looking to deliver a durable, high-performance, and secure repair solution.

Built with premium-grade cells, it ensures performance equivalent to the original, maintaining excellent battery life and full compatibility with Apple systems. Each unit is individually tested to guarantee stability, reliability, and maximum safety during use.

Performance and Reliability

This Apple Watch Series 4 (A2059) battery delivers extended lifespan and stable charge cycles.
Thanks to its top-tier materials and strict quality control, it provides consistent performance and original-level efficiency.

Each battery is tested and calibrated to ensure optimal output and full compatibility with Apple Watch devices.

Installation Tips

• Perform installation in a clean, static-free environment
• Avoid excessive pressure on connectors during assembly
• Test the battery before fully sealing the watch
• Always use high-quality parts to prevent internal damage

Complete your repair by exploring our Spare Parts category and find everything you need for a flawless replacement.