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  • BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery
  • BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery
  • BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery
  • BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery
  • BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery
  • BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery
BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery
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BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery

  • 10 - 99 Pieces
    $3.60
    $4.00
  • 100 - 499 Pieces
    $3.15
    $3.50
  • 500 - 999 Pieces
    $2.70
    $3.00
  • >= 1000 Pieces
    $2.25
    $2.50
View product details

BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Device-Specific Power Solution: The BN44 lithium-ion polymer battery is an original replacement battery designed for the Xiaomi Redmi 5 Plus smartphone, ensuring optimal compatibility and performance.
  • High-Energy Density & Lightweight: Delivers 3900mAh capacity at 3.85V, offering extended battery life in a compact, lightweight form factor ideal for portable devices.

Key features

  • 1. Material Technology

    • With lithium-ion polymer technology, achieve a lightweight design while delivering 20% higher energy density than traditional lithium-ion batteries*. The corrosion-resistant polymer casing ensures durability in varied environments.

  • 2. Interactive Design

    • With device-specific design tailored for Xiaomi Redmi 5 Plus, ensure seamless integration and compatibility, eliminating the need for bulky adapters or generic replacements.

  • 3. Performance Parameters

    • With a 3900mAh capacity and 3.85V output, enjoy up to 15% longer battery life compared to standard replacement batteries*, supporting uninterrupted use for daily tasks and entertainment.

  • 4. Scenario Solutions

    • With a -20°C to 60°C operational range, maintain reliable performance in extreme temperatures, ideal for mobile use in diverse climates. The compact, flat profile fits perfectly into smartphones for a slim, portable design.

  • 5. Certification Standards

    • With CE certification, meet strict safety and quality standards for consumer electronics, ensuring safe charging and disposal as indicated by recycling symbols on the battery.

Product details

BN45 Redmi Note5 BN46 Note8 BN47 A2 Lite BN48 Note6 Pro Original Battery for Xiaomi BN44 Redmi5 Plus Phone Replacement Battery

The BN44 series lithium-ion polymer batteries are precision-engineered replacements for Xiaomi/Redmi smartphones, offering OEM-grade performance and safety. Designed for seamless compatibility with Redmi Note5, Note8, A2 Lite, Note6 Pro, and Redmi5 Plus devices, these batteries deliver reliable power with CE-certified safety standards.

Technical specifications

FeatureSpecificationApplication Scenario
ChemistryLithium-ion polymer (LiPo)High energy density for compact devices
Capacity3900mAh (model-specific)Powers smartphones for 10+ hours of use
Voltage3.85V nominal / 4.40V charge limitEnsures stable power delivery for electronics
Energy Density15.0Wh (high for portable devices)Optimized for lightweight, space-constrained designs
Temperature Range-20°C to 60°CReliable performance in extreme environments
Safety FeaturesCE-certified, puncture-resistant designMeets global safety standards for consumer use

Customization guide

Adjustable parameters:

  • Capacity: Customizable mAh ratings (e.g., 3900mAh for Redmi5 Plus) to match OEM specifications.
  • Voltage Limits: Tailored charge/discharge thresholds for device-specific compatibility.
  • Material Thickness: Slim profile design for seamless installation in compact phone chassis.

Get inspired

With the BN44 series, you can extend your device’s runtime while maintaining lightweight portability. The high-energy LiPo cells ensure consistent performance, even in demanding scenarios like gaming or video streaming.

Choose your model

ParameterBN44 (Redmi5 Plus)BN45 (Note5/Note6 Pro)BN48 (Note8/A2 Lite Pro)
Capacity3900mAh4000mAh (+2.5%)4500mAh (+15%)
Energy Density15.0Wh15.6Wh (+4%)16.2Wh (+8%)
Charge SpeedStandardFast Charge Ready18W Fast Charging (+50%)
Temperature Tolerance-20°C to 60°C-25°C to 60°C-30°C to 60°C (+33% range)

Supplier's note

  1. Three Technical Breakthroughs:

    • High Energy Density: The LiPo chemistry delivers 15.0Wh energy, enabling 20% longer runtime than traditional Li-ion batteries.
    • Extreme Temperature Tolerance: The Pro model’s -30°C to 60°C range outperforms industry standards by 33%, ideal for harsh climates.
    • Certified Safety: CE compliance ensures puncture resistance and overcharge protection, reducing fire risks by 40% compared to unregulated alternatives.

  2. Optimal Version Selection:

    • BN44: Best for budget-conscious users needing exact OEM replacements (e.g., Redmi5 Plus).
    • BN45/BN46: Suitable for mid-range devices requiring fast charging (e.g., Note5/Note8).
    • BN48 Pro: Choose for heavy users needing extended battery life and extreme durability (e.g., outdoor enthusiasts).

With the Pro model’s triple-certified chemical resistance, you can safely use the battery in humid or dusty environments. Pair its 4500mAh capacity with fast charging to reduce downtime by 50% compared to standard batteries.

Frequently asked questions

  • Which Xiaomi/Redmi models is the BN44 battery compatible with?

  • How do I safely dispose of the BN44 lithium-ion polymer battery?

  • What makes the BN44 lithium-ion polymer battery better than standard lithium-ion?

  • Can the BN44 battery be customized for non-Xiaomi devices?

  • Is the BN44 battery CE-certified and safe for daily use?

  • Does the BN44 battery have the same capacity as the original Redmi 5 Plus battery?

  • How do I maintain the BN44 battery for optimal lifespan?

  • Are there any special charging requirements for the BN44 battery?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Battery TypeSmartphone replacementsLi-ion Polymer (rechargeable) ▲▲▲ (vs non-rechargeable)Supports 500+ charge cycles (IEC 61960) → Extended lifespanHigher cost than non-rechargeable batteries
CapacityHigh-drain devices (gaming, video calls)3900mAh (BN44 Base) ▲▲▲ → 4200mAh (Advanced)15.0Wh energy density (IEC 62133) → Longer runtime between chargesLarger capacity may require modified device fitment
RechargeabilityDaily-use devicesRechargeable (BN44/BN45) vs Non-rechargeable (Industry Standard)Reduces e-waste → Sustainable long-term useRequires proper charging protocols (e.g., 4.40VDC limit) → Risk of damage
CertificationGlobal marketsCE EN 62133 compliant ▲▲▲ (vs unregulated imports)Ensures safety against thermal runaway (ASTM F2176) → Lower fire riskCertification adds cost → Higher MSRP
CompatibilityXiaomi/Redmi devicesOEM-fit for Redmi 5 Plus (BN44) ▲▲▲ → Universal Xiaomi models (Advanced)100% pin-matching (ISO 17712) → Plug-and-play installationLimited to specific models → Less flexibility for cross-device use
Safety FeaturesExtreme temperature environmentsOperates at -20°C to 60°C ▲▲ (vs -10°C to 50°C industry norm)Passes UN 38.3 drop/impact tests → Reliable in harsh conditionsHeavier due to protective casing → Slightly bulkier than competitors

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.