Battery Xiaomi Redmi Note 9 Redmi 9 BN54 5020mAh

Restore Your Xiaomi's Original Autonomy

Restore vitality to your smartphone with this high-capacity replacement battery, specifically designed for Xiaomi Redmi Note 9 and Redmi 9 models. With a nominal capacity of 5020mAh, this battery restores factory energy performance, allowing you to enjoy your phone all day long without worries. It's the ideal solution for resolving issues of rapid discharge or batteries that no longer hold a charge.

Technical Specifications

• Battery Model: BN54
• Capacity: 5020 mAh (milliampere-hour)
• Voltage: 3.87V
• Cell Type: Lithium Polymer (Li-Po)
• Exact Compatibility: Xiaomi Redmi Note 9, Xiaomi Redmi 9
• SKU Reference: MW-BAT-BN54

What Distinguishes This Model

This battery stands out as a direct and precise replacement for the BN54 reference, ensuring a perfect fit for the chassis and connectors of the Redmi Note 9 and Redmi 9 models. Unlike generic alternatives, this unit respects the original voltage and capacity specifications, ensuring the safety and longevity of your device without risk of overheating or damage to the main board.

Usage / Installation Tips

To maximise the lifespan of the new battery, we recommend performing a full charge cycle after installation: charge to 100% and leave the phone charging for another hour. Avoid frequently discharging the battery completely. Installation should be performed by someone with technical experience, using appropriate tools to avoid damage to the phone's internal components.

Micro Wire Quality Seal

At Micro Wire, your trust is our priority. Each battery, including this BN54 model, undergoes rigorous manual inspection and voltage tests in our laboratory in Portugal before being dispatched. We guarantee that you receive a 100% functional and defect-free component, ready for a successful repair.

Frequently Asked Questions

Is this battery compatible with the Redmi Note 9S or 9 Pro?

No, this BN54 model battery is exclusively compatible with Xiaomi Redmi Note 9 and Xiaomi Redmi 9 models. The Note 9S and 9 Pro models use a different battery (BN53).

How do I know if my current battery needs to be replaced?

The most common signs include very rapid discharge (losing a large percentage in a few minutes), the phone suddenly shutting down even with charge, or the battery showing visible physical swelling on the back of the device.

With this replacement part, your Xiaomi's performance returns to its best. Add to cart and receive quickly from Portugal.