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EA-BL40 1800mAh 3.7V Li-ion Polymer replacement battery for compatible Sharp devices, front view showing battery surface and small 2-pin connector

EA-BL40 1800mAh 3.7V Battery for Sharp Replacement

Original price was: $33.99.Current price is: $28.99.

🔘 EA-BL40 1800mAh 3.7V | 🔋 Li-ion Polymer | 📱 For Sharp

8 in stock

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SKU: EA-BL40-New 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, 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

✅ 1800mAh High Capacity – Restores full battery life for compatible Sharp devices

✅ 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

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

Battery model: EA-BL40
Capacity: 1800mAh (typical) / 6.66Wh
Rated voltage: 3.7V
Charge limit voltage: 4.2V
Battery type: Li-ion Polymer (Grade A cells)
Compatible with: Sharp devices requiring EA-BL40 battery model
Package include: 1 x battery
Restore the reliable battery performance of your compatible Sharp device with this EA-BL40 1800mAh replacement battery. Sharp devices are known for their quality displays and dependable daily performance. After 1-2 years of regular charging cycles, the original battery’s capacity naturally declines. This Li-ion Polymer battery restores the full 1800mAh capacity, bringing back the consistent daily endurance your device was built 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 Reliable Daily Use: The 1800mAh battery in compatible Sharp devices originally provided dependable endurance for calls, messaging, browsing, and daily tasks. After years of charging cycles, battery capacity degrades significantly. Common symptoms include: the device requiring more frequent charging than when new, unexpected shutdowns at 15-20% battery remaining, slower charging than when new, or visible battery swelling. This replacement restores the original endurance, allowing you to continue using your device without interruption. The EA-BL40 battery uses advanced cell technology with multi-layer safety protection, ensuring reliable performance for years to come.
Compatibility Note: Fits Sharp devices that use battery model EA-BL40. Please confirm your battery model before ordering — EA-BL40 is printed on your original battery. Verify that your current battery matches the model number, rated voltage (3.7V), and physical dimensions. Using an incorrect battery model may cause improper fit, charging issues, or incorrect battery reporting.

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Frequently Asked Questions

The EA-BL40 battery is compatible with Sharp devices that use this specific battery model. For EA-BL40 battery for Sharp compatibility, please check your original battery to verify the model number is EA-BL40. The battery model number is printed on the battery label. Ensure your current battery also has a 3.7V rated voltage and similar physical dimensions. This EA-BL40 1800mAh battery is designed for specific Sharp models using this exact part number. Please verify your device's original battery model before ordering to ensure proper fit and performance.

The EA-BL40 1800mAh battery for Sharp has a typical capacity of 1800mAh (6.66Wh) and a rated voltage of 3.7V, with a charge limit of 4.2V. This EA-BL40 3.7V 1800mAh Li-ion Polymer battery is built with Grade A cells and is CE, RoHS, and UN38.3 certified. For best performance, allow 2-3 full charge cycles after installation to calibrate the battery meter. If your original battery now requires more frequent charging than when new, this replacement will restore the original capacity.

Professional battery installation is recommended for Sharp devices. Sharp devices may have either a removable back cover or a sealed design depending on the model. To replace the EA-BL40 battery, the technician must carefully open the device following proper procedures, disconnect the battery's small 2-pin connector, remove the old battery, and install the new EA-BL40 battery before reassembling. For EA-BL40 battery installation, improper handling can damage the connector or device. Third-party repair shops typically charge $15-30 for labor. For battery health maintenance: 1) Use the original charger and cable for optimal charging. 2) Keep battery level between 20% and 80% for daily use to maximize the lifespan of the 1800mAh cell. 3) Avoid exposing the device 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 device until it auto-shuts off, then charge uninterrupted to 100%. For battery care tips, stop using immediately if the battery shows any swelling.

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This battery is in stock and ready to ship within 3-7 days. 90-day warranty included.

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