Battery BLPA89 by Realme 13 Pro 5G RMX3990 5200 mAh premium quality

BLPA89 Battery for Realme 13 Pro 5G RMX3990 5200 mAh Premium Quality

BLPA89 battery for Realme 13 Pro 5G RMX3990 in premium quality, designed to replace the internal battery when it shows loss of autonomy, rapid discharge, abnormal percentage variations or unexpected shutdowns. This replacement part restores stable power delivery and the expected energy performance of the device. It has a rated capacity of 5050 mAh and a typical capacity of 5200 mAh, with a nominal voltage of 3.91 V. It is intended for professional installation and must always be compared with the removed battery before fitting.

Specifications

Battery reference BLPA89.

Rated capacity of 5050 mAh.

Typical capacity of 5200 mAh.

Nominal voltage of 3.91 V.

Rated energy of 19.75 Wh.

Rechargeable lithium-ion polymer technology.

Compatible with Realme 13 Pro 5G RMX3990.

Internal non-removable battery.

Premium quality provides stable energy delivery, good performance during charging cycles and a suitable fit in the internal housing of the device. It is a workshop-oriented solution for repairing devices that show reduced autonomy, rapid discharge, restarts, shutdowns with remaining percentage or difficulties completing the charging process correctly.

Its construction facilitates precise assembly, provided that the BLPA89 reference, flex position, connector and electrical specifications of the removed battery are respected. The rated capacity printed on the battery may be 5050 mAh, while the typical commercial capacity of the device is 5200 mAh. This difference is normal and does not indicate incompatibility.

Designed to reduce repeat repairs and optimise repair times. Available for immediate shipping from Spain.

Installation Advice

Switch off the device completely before starting the repair.

Disconnect the battery before handling other internal components.

Use suitable tools and electrostatic discharge protection.

Do not bend, puncture, compress or directly heat the battery.

Remove the old adhesives and carefully clean the mounting surface.

Check that the BLPA89 reference, connector and flex position match the removed battery.

Perform a power-on, charging and stability test before closing the device.

After installation, complete a controlled charging cycle to stabilise the percentage reading.

Warning

Before installation, always check the battery fitted in the device. Some Realme models may have regional variants or different internal references depending on the market region. Always compare the reference printed on the original battery, the technical model of the device, the flex position, the connector and the electrical specifications.

Confirmed compatibility of the BLPA89 battery applies to the Realme 13 Pro 5G RMX3990. It must not be confused with the Realme 13 Pro Plus 5G RMX3920, which uses a different battery reference, and it must not be installed in other variants without first checking the removed battery.

Technical Table