Battery CoreParts 1320 mAh for Sony Xperia U ST25i BA600

The CoreParts 1320 mAh Battery for Sony Xperia U ST25i (BA600 compatible) is a direct replacement battery designed to restore mobile power to devices that use the same form factor. With a rated capacity of 1320 mAh, this battery is intended to provide daily runtime similar to the original battery, helping to maintain phone functionality for calls, messaging, browsing and basic apps without adding bulk to the handset.

Advantages

The battery delivers a balance of capacity and compact size suitable for the Sony Xperia U ST25i. It is manufactured to fit the phone’s battery compartment and contacts, offering stable output for normal daily use. The replacement cell aims to recover lost runtime from an aged or degraded original battery and is intended for users seeking a cost-effective option to extend device life while preserving portability.

Key specifications

• Capacity: 1320 mAh
• Battery type: Rechargeable lithium-ion (Li-ion)
• Form factor: Removable battery designed for compatible handset models
• Nominal voltage: Typical for mobile phone Li-ion cells (device-dependent)
• Compatibility note: Intended for phones using the same physical battery design as Sony Xperia U ST25i

How to use

Power the phone off before replacing the battery. Remove the back cover and take out the old battery following the device manufacturer’s instructions. Insert the CoreParts 1320 mAh battery aligning contacts correctly, replace the back cover, and power the phone on. Allow the battery to charge fully on the first use for optimal calibration. Use only the phone’s original charger or a compatible charger that meets the device voltage and current specifications.

Recommendations

To prolong battery life, avoid exposing the phone to extreme temperatures, charge the battery before long storage periods, and perform regular full charge cycles occasionally to help maintain accurate capacity reporting. Replace the battery if it shows swelling, overheating, or rapid capacity loss.