iPhone 12 Battery Replacement

The iPhone 12 uses a 2,815 mAh high-efficiency lithium-ion battery designed for excellent performance with the A14 Bionic chip. If your device drains fast, shuts down early, or shows a “Service Recommended” alert, a professional battery replacement restores full capacity, stability, and all-day endurance.

1-Year Battery Warranty

Battery Options for iPhone 12

The premium iPhone 12 battery capacity is 2,815 mAh. We offer Amsentrix aftermarket batteries and genuine Premium Platinium batteries, both sourced through Mobilesentrix — one of the largest Premium-authorized parts suppliers in the United States.

Amsentrix – Standard Capacity (2,815 mAh)

  • Closest match to premium battery
  • Certified safe lithium-ion cells
  • Consistent daily performance
  • Manufactured by Mobilesentrix (Premium distributor)

Warranty: 1 Year
Repair Time: 30–45 minutes

Amsentrix – High Capacity (+15% / +20%)

  • Extended screen-on time
  • Improved endurance for heavy usage
  • Ideal for photos, social media, video, and navigation
  • Better thermal and discharge efficiency

Warranty: 1 Year
Repair Time: 30–45 minutes

Premium Platinium Battery (2,815 mAh)

  • True Premium battery chemistry
  • Perfect iOS calibration and accurate health reporting
  • Best long-term stability and reliability
  • Sourced via Mobilesentrix (Premium-certified supplier)

Warranty: 1 Year
Repair Time: 30–45 minutes

Our Battery Quality Standards

Cheap batteries lead to overheating, swelling, inaccurate battery health, and unexpected shutdowns. One Fix Tech installs only high-quality, certified batteries engineered to meet or exceed Premium’s safety requirements.

  • Amsentrix Premium: The best aftermarket option available.
  • Normal & High Capacity: Options for every user type.
  • Premium Platinium Batteries: True Premium-grade long-term performance.
  • 1-Year Warranty: Covers swelling, early failure, and defects.

Essential Battery Safety & Usage Tips

  • Avoid frequent “quick top-up” charging — it stresses battery chemistry.
  • Swelling can lift or crack the screen internally.
  • Everyday overnight charging accelerates battery wear.
  • Use trusted chargers: Premium, Belkin, Anker, Mophie.
  • Charging port cleaning is always free at One Fix Tech.
  • Cheap cables can damage charging IC and battery health.

Why Choose One Fix Tech?

  • Premium Amsentrix & Premium Platinium batteries only
  • 1-year warranty on every installation
  • Professional, safe, clean battery replacement
  • No recycled or low-quality parts ever
  • Free charging port cleaning
  • Mobilesentrix (Premium distributor) supply chain

Need a Stronger Battery?

Walk in anytime or book your repair online.

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