Battery BM5R 4900mAh by Xiaomi MI premium quality

Battery BM5R 4900 mAh for Xiaomi Mi / Redmi 12 / Redmi 12 5G / POCO M6 Pro 5G / Redmi Note 12R premium quality

Replacement battery model BM5R, rated at 4900 mAh / 3.87 V, designed to restore original autonomy and performance of Xiaomi devices. This premium-quality unit delivers near-nominal capacity with high-density cells and an integrated protection circuit (IC Board) preventing overcharge, overheating, and short-circuit.

Compatible with Xiaomi Redmi 12 (4G and 5G), POCO M6 Pro 5G, and Redmi Note 12R, it fits perfectly into the original housing without modification. Its voltage and connector match the factory design, ensuring safe installation and accurate post-assembly calibration.

Key features:
• Capacity: 4900 mAh (17.9 Wh)
• Voltage: 3.87 V / Max charge 4.45 V
• Cell type: Li-Ion Polymer (POL)
• Built-in IC protection chip
• Premium replacement with stable performance
• Fully compatible with Xiaomi Redmi 12, Redmi 12 5G, POCO M6 Pro 5G and Redmi Note 12R

Advantages and quality:
The BM5R premium battery maintains linear discharge and controlled thermal behaviour through multiple charge cycles. It delivers better energy efficiency than generic models, restoring daily autonomy and factory reliability. Highly recommended for repair shops requiring accurate-fit and electrically safe components.

Installation tips:

1. Power off the device and disconnect the old battery connector before replacement.

2. Use ESD tools and avoid piercing the cell.

3. Clean residual adhesive and apply new double-sided tape.

4. Fully charge to 100 % and discharge to 5 % before regular use for initial calibration.

5. Avoid heat or humidity exposure during assembly.

Technical table