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RA07504-1091 5000mAh 3.91V Li-ion Polymer replacement battery for Fujitsu devices, front view showing battery surface and small 2-pin connector

RA07504-1091 5000mAh 3.91V Battery for Fujitsu Replacement

Original price was: $49.99.Current price is: $39.99.

🔘 RA07504-1091 5000mAh 3.91V | 🔋 Li-ion Polymer | 📱 For Fujitsu Mobile Devices

8 in stock

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SKU: RA07504-1091 Category: Tags: , , , ,
📦 Shipping, Warranty & After-Sales Information (Click to expand ▼)

✅ Why Our Warranty Stands Out

Unlike marketplace sellers with short buyer protection windows, we handle claims directly — no automated disputes, no endless back-and-forth.

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

✅ 5000mAh High Capacity – Restores full battery life for compatible Fujitsu 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: RA07504-1091
Capacity: 5000mAh (typical) / 19.55Wh
Rated voltage: 3.91V
Charge limit voltage: 4.45V
Battery type: Li-ion Polymer (Grade A cells)
Compatible with: Select Fujitsu mobile devices (please verify model number on original battery)
Package include: 1 x battery
Restore the reliable performance of your Fujitsu device with this RA07504-1091 5000mAh replacement battery. This Li‑ion Polymer battery restores the full 5000mAh capacity, bringing back the dependable endurance your 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 Reliable Daily Performance: Fujitsu devices equipped with a 5000mAh battery are built for users who value long‑lasting performance and stability. After extended daily use and repeated charging cycles, the factory battery capacity naturally degrades. 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 RA07504-1091 replacement battery restores the factory‑spec 5000mAh capacity and supports the original 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: Please confirm your battery model before ordering — RA07504-1091 is printed on your original battery. This battery is designed for select Fujitsu mobile devices. To verify compatibility, please check the model number on your current battery. Using a different battery model may cause charging issues or incorrect battery reporting.

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Frequently Asked Questions

The RA07504-1091 5000mAh battery replacement is designed for select Fujitsu mobile devices that use this specific battery model. If you need a RA07504-1091 battery for your Fujitsu phone or a Fujitsu battery replacement with 5000mAh capacity, please verify that RA07504-1091 is printed on your original battery. For RA07504-1091 battery compatibility, the best way to confirm is to check the model number on your current battery. This battery is designed for devices that require a 3.91V 5000mAh Li‑ion Polymer battery with a 4.45V charge limit. If your current Fujitsu battery now drains quickly or shuts down unexpectedly, this RA07504-1091 3.91V 5000mAh Li‑ion Polymer battery will restore full endurance and reliability.

The RA07504-1091 5000mAh battery for Fujitsu devices has a typical capacity of 5000mAh (19.55Wh) and a rated voltage of 3.91V, with a charge limit of 4.45V. This RA07504-1091 3.91V 5000mAh Li‑ion Polymer battery is built with grade A cells and is CE, RoHS, and UN38.3 certified. For RA07504-1091 battery performance, the battery supports the original fast charging capability of compatible Fujitsu devices. For best RA07504-1091 battery performance, allow 2‑3 full charge cycles after installation to calibrate the battery meter. If your original Fujitsu battery now requires more frequent charging instead of lasting as it did when new, this replacement will restore the full 5000mAh capacity and stable voltage output.

Professional RA07504-1091 battery installation is recommended for Fujitsu devices. These devices have a sealed design that requires careful opening. To replace RA07504-1091 battery in your Fujitsu device, 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 battery, and install the new RA07504-1091 battery before resealing. For RA07504-1091 battery installation, improper handling can damage the display or internal components. For RA07504-1091 battery health maintenance and Fujitsu battery care tips: 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 5000mAh 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 RA07504-1091 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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