Replacement Battery

iPhone Battery Replacement and Power Restoration

The battery is the primary power source of an iPhone. Over time, lithium-ion batteries degrade due to charge cycles, heat exposure, and age. As capacity declines, performance issues such as rapid drain, unexpected shutdowns, and charging instability may occur even when other components remain functional.

Battery replacement restores proper power delivery and stabilizes system behavior without affecting stored data.

Common Symptoms of Battery Degradation

Battery service may be necessary when an iPhone exhibits:

• Rapid battery drain during normal use
• Sudden shutdowns at higher charge percentages
• Device operating only while connected to power
• Slow system performance related to power throttling
• Overheating during charging or light activity
• Battery health warnings within iOS

These symptoms are typically caused by reduced capacity, internal resistance increase, or cell imbalance.

Battery Evaluation and Replacement Process

Battery replacement begins with verification of battery condition through system diagnostics and electrical testing. This ensures power-related issues are not originating from charging circuits or logic board components.

When replacement is required, the degraded battery is removed and replaced with a compatible unit designed to meet the device’s electrical and thermal specifications. Proper calibration ensures accurate charge reporting and stable operation after installation.

Supported iPhone Models

Battery replacement applies to supported iPhone models, including:

• iPhone 15, 15 Pro, 15 Pro Max
• iPhone 14, 14 Pro, 14 Pro Max
• iPhone 13, 13 Pro, 13 Pro Max
• iPhone 12, 12 Pro, 12 Pro Max
• iPhone 11, XS, XR, X, and earlier supported models

Battery design and capacity vary by generation and model.

Post-Replacement Verification

After battery service, devices are checked for:

• Normal charging behavior
• Stable power delivery under load
• Accurate battery percentage reporting
• Proper thermal performance

User data, applications, and system settings remain unaffected during battery replacement.

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