What the service includes
- New original battery
- Health test and calibration after replacement
- Up to 12 months warranty and free diagnostics
Book a visit
Battery replacement · Galaxy S21 Ultra — leave your number, we will call you back and set a date.
Part quality
Which battery will we fit?
We always tell you exactly which battery we fit — no surprises.
Top quality
Original — 319 zł
The manufacturer's factory cell. Full capacity, original protection circuits and correct battery health reading.
Not sure what to choose? We will advise you when quoting — every option includes up to 12 months warranty and a health test after fitting.
Does the battery in your Galaxy S21 Ultra drain quickly, does the device shut down at 20–30% or is the battery swelling? We replace the cell with a new original battery, then calibrate and test the device after fitting. The repair usually takes about 45 minutes.
How the repair works step by step
1
Request and free pickup
Leave your number — we call back within minutes, set a date and send a courier or wait for you at the service centre.
2
Diagnostics and price confirmation
We check your Galaxy S21 Ultra and confirm the scope and price of the repair. We do nothing without your consent.
3
Repair by a technician
We carry out the repair using original or high-quality parts and test the device after fitting.
4
Collection with warranty
We deliver the working device back to you, or you collect it at the service centre. You get up to 12 months warranty on the repair.
Other Galaxy S21 Ultra repairs
Screen replacement1049 zł
Screen glass replacement699 zł
Charging port replacement239 zł
Camera replacementfrom 199 zł
Camera lens glass replacementfrom 99 zł
Speaker replacementfrom 129 zł
Microphone replacementfrom 129 zł
Button replacementfrom 149 zł
Housing replacementfrom 299 zł
Vibration motor replacementfrom 119 zł
Water damage repairfrom 199 zł
Motherboard repairQuote
Software repairfrom 99 zł
Data recoveryQuote
DiagnosticsFree
All Galaxy S21 Ultra repairs Frequently asked questions — Battery replacement for Galaxy S21 Ultra
How can I tell that the battery in my Galaxy S21 Ultra needs replacing?
Typical symptoms are short battery life, sudden shutdowns at several dozen percent, slow charging, overheating or a bulging case. On an iPhone you can check battery health in Settings → Battery.
Will I lose data during a battery replacement?
No. A battery replacement does not affect the memory — photos, contacts and apps stay untouched. Still, it is always worth having a backup.
Do you use original batteries?
Yes — for the Galaxy S21 Ultra we fit a new original battery. We test every battery after fitting and give up to 12 months warranty.
How long does the Galaxy S21 Ultra repair take?
Most repairs are done within 2–8 hours, and in urgent cases even on the spot. We confirm the exact time after diagnostics.
Is there a warranty on the repair?
Yes — we give up to 12 months warranty on every repair and replaced part.
Can I order a pickup of my device?
Yes, we offer free courier pickup and delivery within Warsaw. You can also visit us in person.
Repair in 2–8 hours
Free pickup and delivery
Up to 12 months warranty