Sony WF-1000XM5 Earbud Batteries Dying? Replace Both at Once.
If one or both of your WF-1000XM5 earbuds won't hold a charge, drains in under an hour, or dies overnight, the Z55FH battery cell is most likely the culprit. This 2-pack covers both earbuds so you can restore full performance to your left and right buds in a single repair — without the cost of a new pair or an out-of-warranty Sony repair.
Key Features
- 2-pack covers both earbuds — replace left and right battery in one repair
- Exact spec match: 3.85V / 90mAh / 347mWh Li-ion Polymer — matches original factory specifications precisely
- ZeniPower Z55FH part number — the same battery brand and model found inside new WF-1000XM5 earbuds at the factory
- Compatible with Sony WF-1000XM5 (Model YY2963) — verify your model number before ordering
- Built-in overcharge, over-discharge, and overheat protection for safe operation
- Compact form factor: 12mm (D) x 5.75mm (W) — designed to fit the internal cavity of the XM5 earbud shell
- Professional soldering skill required for installation — pair with a compatible repair tool kit for best results
What's Included
- 2 x Compatible Z55FH Li-ion Polymer Batteries (3.85V / 90mAh / 347mWh each)
Why Buy From CentralSound?
- Small family business based in the USA — Fox Lake, IL
- Replacement parts specialist — this is all we do
- 200,000+ headsets saved from the landfill
- Over $2,000,000 saved for our customers
- Fast U.S. shipping
- Real human customer support — always