Premium Power Solutions
Engineered with precision. Built for longevity. Premium replacement batteries for Apple, Samsung, Nokia, Xiaomi, Google Pixel, OnePlus, and more.
50K+
Batteries Sold
4.9
Average Rating
2Yr
Warranty
100% Health Restored
Guaranteed performance
3350 mAh
True capacity rating
Inside Every Cell
Our battery cells use premium lithium polymer technology with integrated protection circuits. Each cell is rated for 500+ charge cycles while maintaining 80% capacity — matching OEM specifications for Apple, Samsung, Nokia, and more.
Grade A+ lithium polymer cells sourced from certified manufacturers
Integrated PCM protection against overcharge, over-discharge, and short circuits
Zero-cycle cells — never used, full capacity guaranteed
Flex ribbon cable with OEM-compatible connector
Our Collection
Each battery is engineered to match OEM specifications for Apple, Samsung, Nokia, Xiaomi, and more. Seamless compatibility guaranteed.
iPhone, Samsung Galaxy, Google Pixel, OnePlus, Nokia, and more.
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2 Years
Full replacement warranty on every battery.
500+
Cycles tested before shipping.
Why CellNova
Every battery undergoes rigorous testing and is certified to meet or exceed OEM specifications for capacity and safety.
Premium lithium-ion cells deliver 20% more charge cycles than standard replacements, keeping your device running longer.
Fast, free shipping on all orders. Not satisfied? Return within 30 days for a full refund, no questions asked.
Each battery is molded to exact OEM dimensions with compatible connectors for hassle-free installation across all brands.
Testimonials
"Replaced my Samsung Galaxy S21 battery and it's like having a brand new phone. Battery health is at 100% and lasts all day. Installation was straightforward with their guide."
Marcus Chen
Samsung Galaxy S21 Battery
"My Dell XPS 13 was basically a desktop computer until I found CellNova. New battery gave me 8 hours of real use again. Saved me from buying a new laptop."
Sarah Mitchell
Dell XPS 13 Battery
"Replaced my Nokia 3310 battery and the phone feels new again. Customer service was excellent when I had a question about the adhesive."
James Wilson
Nokia 3310 Battery
Join 50,000+ customers who trusted CellNova to bring their devices back to life. Free shipping on all orders.
