iPhone XS Max Battery Replacement

The iPhone XS Max is powered by a 3,174 mAh lithium-ion battery designed to support its large Super Retina OLED display and A12 Bionic chip. If your XS Max drains faster than usual, shuts down early, or shows a “Service” warning, a premium-quality replacement restores maximum power, stability, and all-day performance.

1-Year Battery Warranty

Battery Options for iPhone XS Max

The premium battery capacity of the iPhone XS Max is 3,174 mAh. We install Amsentrix premium aftermarket batteries and genuine Premium Platinium batteries, sourced directly through Mobilesentrix — one of the most trusted Premium distributors in the U.S.

Amsentrix – Standard Capacity (3,174 mAh)

  • Closest match to premium performance
  • Stable, safe, certified lithium cells
  • Reliable all-day usage
  • Manufactured by Mobilesentrix (Premium distributor)

Warranty: 1 Year
Repair Time: 40–60 minutes

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

  • Longer screen-on time
  • Improved endurance for heavy users
  • Better heat management
  • Ideal for photography, gaming, and social media

Warranty: 1 Year
Repair Time: 40–60 minutes

Premium Platinium Battery (3,174 mAh)

  • True Premium-grade battery chemistry
  • Perfect calibration & accurate battery health
  • Best long-term reliability & stability
  • Sourced directly via Mobilesentrix

Warranty: 1 Year
Repair Time: 40–60 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 Premium’s strict safety standards.

  • Amsentrix Premium: Best aftermarket performance available.
  • Normal & High Capacity: Options for all usage levels.
  • Premium Platinium Batteries: True premium-grade replacements.
  • 1-Year Warranty: Covers swelling, defects, and early failure.

Essential Battery Safety & Usage Tips

  • Avoid frequent 5–10 minute charging sessions — they stress the battery chemistry.
  • Swollen batteries can lift and damage the OLED display.
  • Daily overnight charging accelerates battery wear.
  • Use trusted chargers: Premium, Anker, Belkin, Mophie.
  • Charging port cleaning is always free at One Fix Tech.
  • Avoid low-quality cables — they can damage the charging IC.

Why Choose One Fix Tech?

  • Premium Amsentrix & Premium Platinium batteries
  • 1-year full warranty
  • Professional, safe installation
  • No recycled or unknown batteries ever
  • Free charging port cleaning
  • Verified Mobilesentrix Premium-grade supply chain

Need a Stronger Battery?

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