iPhone 8 Plus Battery Replacement

The iPhone 8 Plus features a 2,675 mAh lithium-ion battery engineered to support its large Retina HD LCD display and A11 Bionic chip. If your device drains quickly, shuts down early, or shows a battery service warning, a professional battery replacement restores strong, reliable, full-day performance.

1-Year Battery Warranty

Battery Options for iPhone 8 Plus

The original capacity of the iPhone 8 Plus is 2,675 mAh. We install Amsentrix premium aftermarket batteries and genuine OEM Apple batteries, sourced through Mobilesentrix — one of the most trusted Apple parts distributors in the U.S.

Amsentrix – Standard Capacity (2,675 mAh)

  • Closest match to the original Apple battery
  • Safe, stable certified lithium cells
  • Reliable full-day usage
  • Manufactured by Mobilesentrix (Apple distributor)

Warranty: 1 Year
Repair Time: 25–40 minutes

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

  • Extended daily battery life
  • Improved endurance for social media & video usage
  • Better discharge efficiency
  • Ideal for heavy users

Warranty: 1 Year
Repair Time: 25–40 minutes

OEM Apple Battery (2,675 mAh)

  • True Apple-grade battery chemistry
  • Accurate iOS calibration & battery health
  • Best long-term efficiency & stability
  • Sourced directly via Mobilesentrix

Warranty: 1 Year
Repair Time: 25–40 minutes

Our Battery Quality Standards

Cheap or recycled batteries cause overheating, swelling, inaccurate battery readings, and short lifespan. One Fix Tech installs only certified high-grade lithium cells engineered to meet or exceed Apple’s strict safety requirements.

  • Amsentrix Premium: Best aftermarket performance available.
  • Normal & High Capacity: Options for every user.
  • OEM Apple: Factory-grade replacement.
  • 1-Year Warranty: Covers swelling, defects, and premature failure.

Essential Battery Safety & Usage Tips

  • Avoid frequent short charging sessions — they stress the chemistry.
  • Swollen batteries can lift and damage the LCD panel.
  • Daily overnight charging accelerates long-term wear.
  • Use trusted chargers: Apple, Anker, Belkin, Mophie.
  • Charging port cleaning is always free at One Fix Tech.
  • Poor-quality cables can damage the charging IC.

Why Choose One Fix Tech?

  • Premium Amsentrix & OEM Apple batteries
  • 1-year warranty
  • Professional installation
  • No recycled or unknown batteries
  • Free charging port cleaning
  • Verified Mobilesentrix supply chain

Need a Stronger Battery?

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