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HB28D8C8ECW-12 7250mAh 3.82V Li-ion Polymer replacement battery for Huawei MatePad 10.4 BAH3-W59, front view showing battery surface and small 2-pin connector
HB28D8C8ECW-12 7250mAh 3.82V replacement battery for Huawei MatePad 10.4 BAH3-W59 BAH3-W09 BAH3-AL00, back view showing model number HB28D8C8ECW-12, capacity 7250mAh, and voltage 3.82V on spec label

HB28D8C8ECW-12 7250mAh 3.82V Battery for Huawei MatePad 10.4 BAH3-W59 BAH3-W09 BAH3-AL00

Original price was: $32.99.Current price is: $24.99.

🔘 HB28D8C8ECW-12 7250mAh 3.82V | 🔋 Li-ion Polymer | 📱 For Huawei MatePad 10.4 BAH3-W59 BAH3-W09 BAH3-AL00

8 in stock

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SKU: HB28D8C8ECW-12 Category: Tags: , , , ,
📦 Shipping, Warranty & After-Sales Information (Click to expand ▼)

✅ Why Our Warranty Stands Out

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Compare✅ Qingsm Tech⚠️ eBay / AliExpress
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, Cyprus, Czech Republic, Denmark, Estonia, Hungary, Ireland, Italy, Luxembourg, Netherlands, Norway, Poland, Portugal, Slovakia, Spain, Sweden, Switzerland$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: Brand New – Never used, factory-tested quality

✅ 7250mAh High Capacity – Restores full battery life for MatePad 10.4

✅ 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: HB28D8C8ECW-12
Capacity: 7250mAh / 27.9Wh
Rated voltage: 3.82V
Charge limit voltage: 4.45V
Battery type: Li-ion Polymer (Grade A cells)
Compatible with: Huawei MatePad 10.4 (BAH3-W59, BAH3-W09, BAH3-AL00)
Package include: 1 x battery
Restore the powerful battery performance of your Huawei MatePad 10.4 with this HB28D8C8ECW-12 7250mAh replacement battery. Released in 2020, the Huawei MatePad 10.4 is a popular mid-range tablet designed for education, entertainment, and daily productivity. With a 10.4-inch 2K display, quad speakers tuned by Harman Kardon, and the powerful Kirin 810 processor, it’s built for extended use. The 7250mAh battery was a standout feature — providing up to 12 hours of video playback and days of standby time. After 4-5 years of use, the original battery has likely degraded. This Li-ion Polymer battery restores the full 7250mAh capacity, bringing back the all-day battery life the MatePad 10.4 was known for. Built with grade A cells and multi-layer safety protection against overcharge, over-discharge, and short circuits. CE, RoHS, and UN38.3 certified.
Why This Battery Replacement Matters for MatePad 10.4 Users: The Huawei MatePad 10.4 was one of the best value tablets in its class — the large 10.4-inch display is perfect for streaming video, attending online classes, or reading digital textbooks. The 7250mAh battery originally delivered up to 12 hours of video playback on a single charge, making it an ideal travel companion. However, after years of daily charging cycles, the original battery’s capacity drops significantly. Common symptoms include: the tablet needing multiple charges per day, shutting down at 15-25% battery remaining, the device only working when plugged into a charger, or the back cover showing signs of swelling. This replacement restores the original battery life — up to 12 hours of video playback, 10-12 hours of web browsing, and up to 22 days of standby time. The tablet supports 10W charging via USB-C (5V/2A). For students and professionals who rely on their MatePad for daily tasks, a fresh battery is a cost-effective way to extend the life of the tablet instead of purchasing a new device.
Compatibility Note: Fits Huawei MatePad 10.4 models BAH3-W59, BAH3-W09, and BAH3-AL00. Please confirm your battery model before ordering — HB28D8C8ECW-12 is printed on your original battery. This battery is NOT compatible with Huawei MatePad 10.4 2021 Edition (which uses a different battery), MatePad SE, MatePad T, MatePad 11, or other Huawei tablets. Always verify your model number in Settings > About Tablet before purchasing.

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Frequently Asked Questions

The HB28D8C8ECW-12 battery for Huawei MatePad 10.4 is compatible with Huawei MatePad 10.4 models BAH3-W59, BAH3-W09, and BAH3-AL00. If you need a Huawei MatePad 10.4 battery replacement for BAH3-W59 or BAH3-W09, this HB28D8C8ECW-12 7250mAh battery is the exact match. The MatePad 10.4 features a 10.4-inch 2K display, Kirin 810 processor, and quad speakers. For HB28D8C8ECW-12 battery for Huawei MatePad 10.4 compatibility, please verify your device model in Settings > About Tablet. This battery is NOT compatible with Huawei MatePad 10.4 2021 Edition, MatePad SE, MatePad T, MatePad 11, or other Huawei tablets. If your MatePad 10.4 battery drains quickly or won't hold a charge, this HB28D8C8ECW-12 replacement battery will restore full performance.

The HB28D8C8ECW-12 7250mAh battery for Huawei MatePad 10.4 has a typical capacity of 7250mAh (27.9Wh) and a rated voltage of 3.82V, with a charge limit of 4.45V. This HB28D8C8ECW-12 3.82V 7250mAh Li-ion Polymer battery is built with grade A cells and is CE, RoHS, and UN38.3 certified. For Huawei MatePad 10.4 battery life after replacement, expect approximately 12 hours of video playback, 10-12 hours of web browsing, 8-10 hours of gaming, and up to 22 days of standby time. The MatePad 10.4 7250mAh battery performance delivers exceptional endurance for a 10.4-inch tablet. Charging the MatePad 10.4 battery takes approximately 2.5-3 hours with the original 5V/2A USB-C charger. For best performance, allow 2-3 full charge cycles after installation to calibrate the battery meter. If your original battery now requires daily multiple charges or shuts down at 15-25% remaining, this replacement will restore the original battery life.

Professional Huawei MatePad 10.4 battery installation is recommended. The MatePad 10.4 has a sealed display assembly — the battery is accessed from the front by removing the screen, which requires careful handling. To replace MatePad 10.4 battery BAH3-W59, the technician must heat the display to soften adhesive, carefully lift the screen without damaging it, disconnect the battery's small 2-pin connector, remove the old battery (lightly adhered), and install the new HB28D8C8ECW-12 battery before resealing. The 10.4-inch 2K display is fragile, and improper prying can crack it. Third-party repair shops typically charge $25-45 for labor. Huawei official battery replacement costs vary by region, typically $40-60 including service. For Huawei MatePad 10.4 battery health maintenance: 1) Use only the original Huawei 5V/2A USB-C charger for optimal charging. 2) Keep battery level between 20% and 80% for daily use to maximize lifespan — the 7250mAh cell has plenty of capacity even within this range. 3) Avoid exposing the tablet to high temperatures (above 40°C / 104°F), especially during charging. 4) For long-term storage (over 2 months), keep the battery at approximately 60% charge. 5) Perform a full calibration cycle after installation: drain the tablet until it auto-shuts off, then charge uninterrupted to 100% using the original charger. For MatePad 10.4 battery care tips, this calibration helps HarmonyOS accurately report battery percentage. Stop using immediately if the battery shows any swelling.

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