Battery BLPA43 5000mAh by Realme 12 Plus 5G 12 4G 13 4G RMX3867 RMX3871 premium quality

BLPA43 5000mAh Battery for Realme 12 Plus 5G 12 4G 13 4G RMX3867 RMX3871 Premium Quality

Internal BLPA43 battery for Realme 12 Plus 5G RMX3867, Realme 12 4G RMX3871 and Realme 13 4G RMX3871, in premium quality, designed to restore the autonomy and energy stability of the device. This replacement part allows degraded, swollen batteries or batteries with irregular discharge, restarts and unexpected shutdowns to be replaced. It offers a typical capacity of 5000mAh, a nominal voltage of 3.89V and an energy rating of 19.45Wh. It includes part number 621035000080 and is prepared for professional installation, connector inspection and charging tests before closing the device.

Specifications

Internal rechargeable lithium-ion battery with BLPA43 reference.

Typical capacity of 5000mAh.

Rated capacity of 4880mAh.

Nominal voltage of 3.89V.

Typical energy of 19.45Wh.

Compatible with RMX3867 and RMX3871 technical models using the BLPA43 reference.

Premium quality provides stable energy delivery, regular charging cycles and a precise fit inside the device housing. It helps restore lost autonomy and reduce problems such as sudden discharges, abnormal percentage variations, restarts or shutdowns when the device requires greater power. Its construction facilitates a firm connection to the mainboard and safe assembly during repair. It is a suitable solution for workshops requiring a reliable replacement part with the correct capacity and verified technical compatibility. Before final assembly, it is advisable to check power-on operation, battery recognition and the charging process. Available for immediate shipping from Spain.

Installation Tips

Completely disconnect the device before beginning the repair.

Remove the damaged battery without bending, puncturing or applying excessive heat.

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

Clean any adhesive residue and use new battery-specific adhesives.

Perform power-on, charging and consumption tests before closing the chassis.

After installation, perform a complete charging and calibration cycle to check the percentage reading.

Notice

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. Compare the reference printed on the removed battery, the RMX technical model of the device, the flex position and the connector type.

The BLPA43 battery is confirmed for Realme 12 Plus 5G RMX3867, Realme 12 4G RMX3871 and Realme 13 4G RMX3871. It must not be used in the Realme 12 5G RMX3999 or Realme 13 5G RMX3951, as these technical models are associated with the BLPA17 reference.

Technical Table