Bring your Sony WF-1000XM4 Battery Replacement earbuds back to life with this premium Z55H battery replacement kit the same high-performance cell used in original Sony units. Designed for a perfect fit, longer listening time, and reliable power delivery, this smart upgrade keeps your music flowing without needing to buy new earbuds.

Perfect for XM4 users experiencing battery drain, fast power loss, or one-side audio issues.

🎧 Where It Fits in Your Day

Whether you’re commuting, gaming, working from home, or enjoying your playlists on the go, this sony wf-1000xm4 battery replacement restores the freedom of true wireless listening. Ideal for DIY repairers, everyday music lovers, and anyone wanting to extend their earbud lifespan sustainably.

✔ UK Seller
✔ Original ZeniPower Z55H quality
✔ Safe, tested, and high-capacity 3.85V battery
✔ Tools included for easy installation
✔ Perfect compatibility with Sony WF-1000XM4
✔ Great for repair shops & DIY users

🔑 Key Features 

• Perfect Compatibility — Tailor-made for Sony WF-1000XM4, CP1254 and Z55H battery standards for seamless installation.
• High-Capacity Power — 75mAh cell delivers extended listening time, solving common XM4 battery drain issues.
• Reliable 3.85V Performance — Optimised voltage ensures consistent power delivery for calls, gaming, and music.
• DIY-Friendly Kit — Comes with essential tools for quick, hassle-free installation.
• Long-Lasting Durability — Premium ZeniPower construction ensures stable performance and extended lifespan.
• Cost-Effective Repair — Affordable way to extend the life of your premium Sony earbuds without full replacement.
• Lightweight & Compact — Designed specifically for true wireless earbud form factor.

🎁 Perfect Gift Idea

A thoughtful gift for tech lovers, DIY repair fans, audio enthusiasts, or anyone looking to upgrade their Sony XM4 earbuds with a long-lasting battery solution.

🛒Restore your earbuds Sony WF-1000XM4 Battery Replacement today click Add to Cart and enjoy fresh, long-lasting power again!

🔗 Looking for more? Explore our Tech Accessories & Repair Parts Collection to upgrade your gear.

📦 What’s Included

• 2× ZeniPower Z55H / CP1254 3.85V batteries
• Full repair tool kit
• Protective packaging
• Installation guidance (basic)

⏳ Limited Availability

High demand for sony wf-1000xm4 battery replacement limited stock available in the UK.

♻️ Condition

Brand New • Fresh Stock • Quality Checked
Suitable for DIY repair and professional use.

📊 Specifications

❓ FAQs

1. Will this Z55H battery fit my Sony WF-1000XM4 earbuds?
Yes, it is specifically designed for WF-1000XM4 and matches the CP1254/Z55H original battery specification.

2. What if my left or right XM4 earbud drains quickly?
Replacing the battery usually solves fast-drain issues, especially on one side.

3. Is the replacement difficult?
It is DIY-friendly with included tools. Basic tech skills recommended.

4. How long does the new battery last?
Most users experience noticeably longer listening time and improved standby life.

5. Does this include everything I need?
Yes, the 2 batteries and the repair tool kit are included.

🚚 Shipping & Delivery

✔ Fast UK delivery
✔ Secure packaging for delicate components
✔ International shipping available
✔ Tracking provided with every order