iPhone 17 Pro Battery 3998mAh Service Pack

iPhone 17 Pro Battery: Restored Autonomy and Performance

This iPhone 17 Pro battery restores the phone's original features with a capacity of 3998mAh. This is an Apple part in a sealed service packaging, ideal for re-establishing the manufacturer's intended autonomy. Replacing the energy accumulator resolves fast discharging issues and electrical faults in the device.

Technical Specifications

• Part type: Replacement battery
• Compatibility: iPhone 17 Pro (A3256, A3522, A3523, A3524)
• Manufacturer reference: 661-56128
• Nominal capacity: 3998mAh
• Quality: Original — Service Pack

When to Replace

• The phone discharges quickly during daily use.
• The equipment shuts down unexpectedly even with charge percentage remaining.
• The energy percentage shows sudden fluctuations — confirm the diagnosis.
• The phone only turns on when connected to the charger — confirm the diagnosis.

Notes for the Technician

• Test before applying: connect the battery without sticking it down and confirm that the equipment boots, charges and displays the percentage correctly. Thus, if there is any issue, the return or warranty is handled quickly and simply.
• Installation difficulty: Medium.
• Before installation, the equipment must be updated to the latest version of iOS.
• Fixing adhesive for assembly sold separately.
• Disconnect the battery connector before working on any other flex cable on the main board.

What Distinguishes This Version

This version supplied directly by the brand in sealed packaging guarantees absolute technical compatibility with the device. It is the indicated choice for professional technicians and demanding customers seeking to restore the factory behavior of the equipment.

Frequently Asked Questions

Is it necessary to update the system before installing this part in the iPhone 17 Pro?
Yes, the phone must be updated to the latest version of iOS before carrying out the component assembly.

What is the indicated capacity for the iPhone 17 Pro battery with reference 661-56128?
This version features the nominal technical capacity of 3998mAh.