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BLPA51 5500mAh 7.82V 2S Li-Polymer replacement battery for Realme GT Neo 6SE, front view on white background showing battery surface and connector flex cable
BLPA51 5500mAh 7.82V replacement battery for Realme GT Neo 6SE, back view showing model number BLPA51, capacity, and voltage on spec label

BLPA51 5500mAh 7.82V Battery for Realme GT Neo 6SE RMX3850 Replacement

Original price was: $39.99.Current price is: $29.99.

🔘 BLPA51 5500mAh 7.82V | 🔋 Li-ion Polymer (2S) | 📱 For Realme GT Neo 6SE RMX3850 100W Fast Charging

8 in stock

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SKU: BLPA51 Category: Tags: , , , ,
📦 Shipping, Warranty & After-Sales Information (Click to expand ▼)

✅ Why Our Warranty Stands Out

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Warranty Period90 days from delivery15-30 days from order confirmation
When It Starts📦 Upon delivery⚠️ Upon order confirmation (even before you receive it)
Claims HandlingWe do it directly — email usAutomated dispute system, seller dependent
After Window ExpiresStill can contact us for supportNo recourse, seller can ignore you

🔋 90-day warranty is the industry standard for replacement batteries. Batteries naturally lose capacity over time — this normal wear is not covered. Warranty applies to manufacturing defects only.

📦 Shipping Cost & Delivery Time (Economy Shipping from China)

📦 Note: Batteries are classified as hazardous goods and must be shipped via specialized channels, which may take slightly longer than standard couriers. Delivery times are estimates and may be affected by customs, weather, or other unforeseen circumstances. If your country is not listed in the table below, we are currently unable to ship batteries to that destination.

DestinationFreight (USD)Est. Delivery Time
United States$7.808–15 days
Canada$6.8018–30 days
Mexico$10.0030–60 days
Germany, France, United Kingdom, Greece$6.5018–30 days
Austria, Belgium, Czech Republic, Denmark, Estonia, Hungary, Ireland, Italy, Luxembourg, Netherlands, Norway, Poland, Portugal, Slovakia, Spain, Sweden, Switzerland, Ukraine$8.0018–30 days
Croatia, Finland, Lithuania, Latvia, Slovenia$8.0030–50 days
Bulgaria, Romania$14.0030–50 days
South Korea, Japan, Australia, New Zealand, Israel, Malaysia, Singapore, Thailand, Philippines, Kazakhstan$7.5018–30 days
United Arab Emirates, Saudi Arabia, Vietnam, Chile, Peru, Colombia, Brazil$18.0025–60 days

🇧🇷 Note for Brazil: Brazilian customs can occasionally cause delays of up to 80 days or more. And please indicate the recipient's CPF, as it is required for Brazilian customs and shipping. Thanks! We appreciate your understanding.

🇪🇺 Note for EU countries: Due to new EU customs regulations effective July 1, 2026, a flat tariff fee of $4.00 (approx. €3.50) applies to shipments to EU countries. This fee covers customs tariff, handling, and payment processing costs, and will be added at checkout. Thank you for your understanding.

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Description

✅ Condition: New – Factory-tested quality & Warranty

✅ 5500mAh Total Capacity – Restores full battery life for Realme GT Neo 6SE

✅ CE / RoHS / UN38.3 Certified

✅ 90-Day Warranty from delivery – Longer coverage than major platforms

✅ Ships in 3-7 days with tracking

🛡️ Shipping Protection Available at Checkout

✅ PayPal Buyer Protection included

✅ 100% Compatibility Guarantee – If it doesn’t fit, we’ll refund you. No questions asked.

⚠️ Low Stock Alert: Only 8 left in stock. Order now to avoid waiting.

Battery model: BLPA51
Total capacity (typical): 5500mAh (dual-cell series design, 2S)
Single cell capacity: 2750mAh × 2
Rated capacity: 5300mAh
Rated voltage: 7.82V (two 3.91V cells in series)
Charge limit voltage: 8.9V (4.45V per cell)
Battery type: Li-ion Polymer (Grade A cells, 2S configuration)
Compatible with: Realme GT Neo 6SE (RMX3850)
Package include: 1 x battery
Restore the flagship-level performance of your Realme GT Neo 6SE with this BLPA51 5500mAh replacement battery. Launched in 2024, the Realme GT Neo 6SE features a high-refresh-rate display and supports 100W SUPERVOOC fast charging. This battery uses a dual-cell series design (2S) — two 2750mAh cells connected in series, delivering a total equivalent capacity of 5500mAh and a rated voltage of 7.82V. After extensive daily charging cycles, the factory battery capacity naturally degrades. This Li‑ion Polymer battery restores the full 5500mAh total capacity, bringing back the dependable endurance and ultra-fast charging capability this device was designed for. Built with grade A cells and multi‑layer safety protection against overcharge, over‑discharge, and short circuits. CE, RoHS, and UN38.3 certified.
Designed for Flagship-Level Performance: The Realme GT Neo 6SE is built around a dual-cell battery system that delivers outstanding endurance and 100W SUPERVOOC fast charging. The 7.82V architecture uses two 3.91V cells connected in series inside a single battery pack, achieving higher voltage for ultra-fast charging speeds. After extensive use, the factory battery capacity degrades significantly. Common symptoms include: the device requiring more frequent charging, unexpected shutdowns at 15‑25% battery remaining, slower charging than when new, or visible battery swelling. This BLPA51 replacement battery restores the factory‑spec 5500mAh capacity and supports the original 100W SUPERVOOC fast charging capability. The battery uses high‑density cell technology with precise voltage control, ensuring stable output and compatibility with the device’s original charging circuitry.
Compatibility Note: Fits Realme GT Neo 6SE (model RMX3850) only. This battery uses a dual-cell design (7.82V) — please confirm your original battery voltage before ordering. Please confirm your battery model before ordering — BLPA51 is printed on your original battery. This battery is NOT compatible with Realme GT Neo 6, Realme GT Neo 5 series, Realme GT series, or other Realme models. The GT Neo 6SE uses a distinct dual-cell 5500mAh battery with specific dimensions and connector layout; using a different battery model may cause charging issues, slower charging speeds, or incorrect battery reporting.

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Frequently Asked Questions

The BLPA51 5500mAh battery replacement is compatible with Realme GT Neo 6SE (model RMX3850) only. If you need a BLPA51 battery for Realme GT Neo 6SE RMX3850 or a Realme GT Neo 6SE battery replacement, this BLPA51 5500mAh dual-cell battery is the exact match. For BLPA51 battery compatibility, please verify your battery model printed on the original unit — BLPA51 is the correct model for this device. The GT Neo 6SE uses a dual-cell series design with two 2750mAh cells. This battery is NOT compatible with Realme GT Neo 6, Realme GT Neo 5 series, Realme GT series, or other Realme models. If your current Realme GT Neo 6SE battery now drains quickly or shuts down unexpectedly, this BLPA51 7.82V 5500mAh Li‑ion Polymer battery will restore full endurance and 100W fast charging capability.

The BLPA51 5500mAh battery for Realme GT Neo 6SE has a total typical capacity of 5500mAh (rated capacity 5300mAh) and a rated voltage of 7.82V. This is achieved by connecting two 3.91V cells in series inside a single battery pack, with a charge limit of 8.9V (4.45V per cell). Individual cell capacity is 2750mAh × 2. This BLPA51 7.82V dual-cell Li‑ion Polymer battery is built with grade A cells and is CE, RoHS, and UN38.3 certified. For BLPA51 battery performance, the battery supports the original 100W SUPERVOOC fast charging capability of the Realme GT Neo 6SE. For best BLPA51 battery performance Realme GT Neo 6SE, allow 2‑3 full charge cycles after installation to calibrate the battery meter. If your original Realme GT Neo 6SE battery now requires more frequent charging instead of lasting as it did when new, this replacement will restore the full 5500mAh capacity and ultra‑fast charging speed.

Professional BLPA51 battery installation is strongly recommended for Realme GT Neo 6SE. The device has a sealed design with strong adhesive. To replace BLPA51 battery in Realme GT Neo 6SE RMX3850, the technician must heat the back cover to soften adhesive, carefully pry it open to avoid damaging the display or internal components, disconnect the battery's small 2‑pin connector, remove the old dual‑cell battery, and install the new BLPA51 battery before resealing. For BLPA51 battery installation, improper handling can damage the display or internal components. For BLPA51 battery health maintenance and Realme GT Neo 6SE battery care tips: 1) Use the original 100W charger and cable for optimal SUPERVOOC charging. 2) Keep battery level between 20% and 80% for daily use to maximize the lifespan of the dual cells. 3) Avoid exposing the phone to high temperatures (above 40°C / 104°F), especially while charging. 4) For long‑term storage (over 2 months), keep the battery at approximately 40‑60% charge. 5) Perform a full calibration cycle after installation: drain the phone until it auto‑shuts off, then charge uninterrupted to 100%. For BLPA51 battery care tips Realme GT Neo 6SE, stop using immediately if the battery shows any swelling.

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