Original Xiaomi Redmi Note 4 / Note 4X Battery BN43 – 4100mAh

The Xiaomi Redmi Note 4 Battery BN43 is a 4100mAh Li-Ion Polymer replacement battery designed for compatible Xiaomi Redmi Note 4 and Redmi Note 4X smartphones. It is suitable for replacing an old, weak, fast-draining, or damaged battery and can help restore reliable everyday battery performance.

Before ordering, always compare your existing battery’s model number (BN43) and smartphone model with the compatibility information below.

Product Specifications

Compatible Xiaomi Models

This BN43 4100mAh battery is compatible with:

• Xiaomi Redmi Note 4 – 2016100
• Xiaomi Redmi Note 4X

Important: Please check that your existing battery model number is BN43 before placing your order.

Why Replace Your Redmi Note 4 Battery?

An aging smartphone battery may cause:

• Fast battery drain
• Shorter usage time
• Unexpected shutdowns
• Battery percentage dropping quickly
• Frequent charging requirements
• Reduced everyday performance

Replacing an old battery with a compatible BN43 4100mAh battery can help bring back more dependable battery usage.

Battery Features

• 4100mAh capacity for dependable everyday power
• Li-Ion Polymer battery technology
• 3.85V approximate voltage
• Designed for compatible Redmi Note 4 / Note 4X models
• BN43 battery model
• Suitable as a replacement for an old or damaged battery
• 90 Days (3 Months) warranty

Installation Information

The Redmi Note 4 / Note 4X uses an internal battery, so battery replacement requires opening the phone.

For safe installation, professional replacement by a qualified mobile phone technician is recommended. Improper installation can damage the battery or smartphone.

Warranty

This battery comes with a 90 Days (3 Months) warranty.

Warranty coverage may not apply to damage caused by:

• Physical damage
• Swelling or puncturing
• Incorrect installation
• Short-circuiting
• Water or liquid damage
• Improper charging or usage
• Modification or tampering

Battery Safety Guidelines

For safe battery usage:

• Do not bend, puncture, crush, or disassemble the battery.
• Keep the battery away from excessive heat and fire.
• Do not use a visibly swollen or damaged battery.
• Use a compatible charger and charging system.
• Keep the battery away from water and moisture.
• Professional installation is recommended.

Before Ordering

Please verify the following before purchasing:

1. Your smartphone model is Xiaomi Redmi Note 4 or Redmi Note 4X.
2. Your existing battery model number is BN43.
3. The required capacity and specifications match the product details.
4. Compare the battery connector and physical design with your existing battery where possible.

Package Contains

• 1 × Xiaomi BN43 4100mAh Replacement Battery
• Loose Packing

Customer Support

If you are unsure whether the BN43 battery is compatible with your Xiaomi smartphone, check your phone’s exact model and existing battery model number before ordering.

Frequently Asked Questions

Is the Redmi Note 4 battery removable?

The Redmi Note 4 / Note 4X uses an internal battery, so it is not designed to be removed by simply opening a battery cover. Replacement requires opening the phone.

What is the battery model number?

The battery model number is BN43.

What is the capacity of the BN43 battery?

The battery capacity is 4100mAh.

Which phones are compatible with this battery?

It is listed for Xiaomi Redmi Note 4 (2016100) and Xiaomi Redmi Note 4X.

What type of battery is it?

It is a Li-Ion Polymer battery with an approximate voltage of 3.85V.

What is the warranty period?

The listed warranty is 90 Days (3 Months).

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Related Xiaomi Redmi Batteries

Looking for another genuine Xiaomi Redmi battery replacement? Explore these related Xiaomi Redmi battery models, available in different capacities and designed for compatible Xiaomi smartphones. Before ordering, always compare your phone model and existing battery model number with the product specifications.

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