When to replace the Galaxy S25 Ultra battery
- The phone shuts down when the percentage still shows 20 to 30%
- Battery health has dropped below about 80% or battery life is poor
- The back or screen is lifting, which can mean a swollen battery. Stop using it and replace it
Choosing the right part
- Choose a cell with a protection board and a capacity close to the original rating.
- Always fit fresh adhesive, and never bend, pierce or use metal tools on a battery.
Other Galaxy S25 Ultra parts
Screen Charging port Back glass Camera lens Loudspeaker Earpiece speaker Flex cable Adhesive Repair tools
Common questions
Do you supply batteries for the Galaxy S25 Ultra?
Yes. We supply Galaxy S25 Ultra batteries to repair shops at trade prices. Order the adhesive with it.
How do I know the Galaxy S25 Ultra battery needs replacing?
The phone shuts down early, battery health is low or battery life is poor. A swollen battery needs replacing straight away.
Is it safe to replace?
It is for a trained technician. Discharge below 25%, avoid metal tools on the cell and never bend or pierce it.