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RA07503-1091 4000mAh 3.91V Li-ion Polymer replacement battery for Fujitsu Arrows series smartphones, front view showing battery surface and small 2-pin connector

RA07503-1091 4000mAh 3.91V Battery for Fujitsu Arrows Series Replacement

Original price was: $36.99.Current price is: $27.99.

🔘 RA07503-1091 4000mAh 3.91V | 🔋 Li-ion Polymer | 📱 For Fujitsu Arrows Series Fast Charging

8 in stock

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SKU: RA07503-1091 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, 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

✅ 4000mAh High Capacity – Restores full battery life for Fujitsu Arrows series 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: RA07503-1091
Capacity: 4000mAh (typical) / 15.64Wh
Rated voltage: 3.91V
Charge limit voltage: 4.45V
Battery type: Li-ion Polymer (Grade A cells)
Compatible with: Fujitsu Arrows series smartphones
Package include: 1 x battery
Restore the reliable performance of your Fujitsu Arrows smartphone with this RA07503-1091 4000mAh replacement battery. Fujitsu’s Arrows series is a premium line of smartphones designed for the Japanese market, known for their exceptional build quality, water resistance, and advanced features like 5G connectivity and high-refresh-rate displays. After years of daily charging cycles, the factory battery capacity naturally degrades. This Li‑ion Polymer battery restores the full 4000mAh capacity, bringing back the dependable endurance these devices were 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 Arrows series devices are built around a 4000mAh battery that delivers all‑day endurance for business users and consumers alike. After extensive use, the original 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 RA07503-1091 replacement battery restores the factory‑spec 4000mAh 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: Fits Fujitsu Arrows series smartphones equipped with the RA07503-1091 battery. Please confirm your battery model before ordering — RA07503-1091 is printed on your original battery. This battery is NOT compatible with Fujitsu Arrows We, Arrows Be, Fujitsu F-series tablets, or other Fujitsu devices that use different battery models. The RA07503-1091 has specific dimensions and connector layout; using a different battery model may cause charging issues or incorrect battery reporting.

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Frequently Asked Questions

The RA07503-1091 4000mAh battery replacement is compatible with Fujitsu Arrows series smartphones that use this battery model. If you need a RA07503-1091 battery for Fujitsu Arrows or a Fujitsu Arrows battery replacement, please verify your battery model printed on the original unit — RA07503-1091 is the correct model for compatible devices. For RA07503-1091 battery compatibility, check your device model in Settings > About Phone and confirm the battery model printed on the original unit. This battery is NOT compatible with Fujitsu Arrows We, Arrows Be, Fujitsu F-series tablets, or other Fujitsu devices that use different battery models. If your current Fujitsu Arrows battery now drains quickly or shuts down unexpectedly, this RA07503-1091 3.91V 4000mAh Li‑ion Polymer battery will restore full endurance and reliability.

The RA07503-1091 4000mAh battery for Fujitsu Arrows series has a typical capacity of 4000mAh (15.64Wh) and a rated voltage of 3.91V, with a charge limit of 4.45V. This RA07503-1091 3.91V 4000mAh Li‑ion Polymer battery is built with grade A cells and is CE, RoHS, and UN38.3 certified. For RA07503-1091 battery performance, the battery supports the original fast charging capability of Fujitsu Arrows devices. For best RA07503-1091 battery performance Fujitsu Arrows, allow 2‑3 full charge cycles after installation to calibrate the battery meter. If your original Fujitsu Arrows battery now requires more frequent charging instead of lasting as it did when new, this replacement will restore the full 4000mAh capacity and fast charging speed.

Professional RA07503-1091 battery installation is recommended for Fujitsu Arrows smartphones. These devices have a sealed design with strong adhesive and water resistance. To replace RA07503-1091 battery in Fujitsu Arrows, 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 RA07503-1091 battery before resealing to maintain water resistance. For RA07503-1091 battery installation, improper handling can damage the display or compromise water resistance. For RA07503-1091 battery health maintenance and Fujitsu Arrows 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 4000mAh cell. 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 RA07503-1091 battery care tips Fujitsu Arrows, stop using immediately if the battery shows any swelling.

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