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B-Q1 4400mAh 3.87V Li-ion Polymer replacement battery for iQOO Z3 5G V2073A, front view showing battery surface and small 2-pin connector

B-Q1 4400mAh 3.87V Battery for iQOO Z3 V2073A Replacement

Original price was: $29.99.Current price is: $24.99.

🔘 B-Q1 4400mAh 3.87V | 🔋 Li-ion Polymer | 📱 For iQOO Z3 V2073A

8 in stock

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SKU: B-Q1 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, 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

✅ 4400mAh High Capacity – Restores full battery life for iQOO Z3

✅ 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: B-Q1
Capacity: 4400mAh (typical) / 16.64Wh
Rated voltage: 3.87V
Charge limit voltage: 4.45V
Battery type: Li-ion Polymer (Grade A cells)
Compatible with: iQOO Z3 5G (V2073A)
Package include: 1 x battery
Restore the reliable battery performance of your iQOO Z3 with this B-Q1 4400mAh replacement battery. The iQOO Z3 features a 6.58-inch display with 120Hz refresh rate, powered by the Qualcomm Snapdragon 768G processor with 6GB or 8GB RAM. After 1-2 years of regular charging cycles, the original battery’s capacity naturally declines. This Li-ion Polymer battery restores the full 4400mAh 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 4400mAh battery in the iQOO Z3 originally provided dependable endurance for gaming, streaming on the 120Hz display, photography with the 64MP main camera system, and daily tasks, supporting 55W FlashCharge for quick recharging. 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 iQOO Z3 without interruption. The B-Q1 battery uses advanced high-density cell technology with multi-layer safety protection, ensuring reliable performance for years to come.
Compatibility Note: Fits iQOO Z3 5G (model V2073A) only. Please confirm your battery model before ordering — B-Q1 is printed on your original battery. This battery is NOT compatible with other iQOO models. The iQOO Z3 uses a specific 4400mAh battery with precise dimensions; using a different battery model may cause improper fit, charging issues, or incorrect battery reporting.

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Frequently Asked Questions

The B-Q1 battery for iQOO Z3 is compatible with iQOO Z3 5G (model V2073A) only. If you need an iQOO Z3 battery replacement, this B-Q1 4400mAh battery is the exact match. For B-Q1 battery for iQOO Z3 compatibility, please verify your device model in Settings > About Phone or check the label on your original battery — the model number B-Q1 is printed there. The iQOO Z3 features a 6.58-inch 120Hz display and Snapdragon 768G processor. This battery is NOT compatible with other iQOO models. If your iQOO Z3 battery no longer holds charge as it did when new or shuts down unexpectedly, this B-Q1 replacement battery will restore the full performance.

The B-Q1 4400mAh battery for iQOO Z3 has a typical capacity of 4400mAh (16.64Wh) and a rated voltage of 3.87V, with a charge limit of 4.45V. This B-Q1 3.87V 4400mAh Li-ion Polymer battery is built with Grade A cells and is CE, RoHS, and UN38.3 certified. The iQOO Z3 battery supports 55W FlashCharge. 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 iQOO Z3 battery installation is recommended. The iQOO Z3 has a sealed design with an internal battery. To replace iQOO Z3 battery B-Q1, the technician must heat the back cover to soften adhesive, carefully pry it open to avoid damaging the display or frame, disconnect the battery's small 2-pin connector, remove the old battery, and install the new B-Q1 battery before resealing the device. For B-Q1 battery installation iQOO Z3, improper handling can damage the display or compromise the device's sealing. Third-party repair shops typically charge $20-35 for labor. For iQOO Z3 battery health maintenance: 1) Use the original 55W FlashCharge charger and cable for optimal charging. 2) Keep battery level between 20% and 80% for daily use to maximize the lifespan of the 4400mAh 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 iQOO Z3 battery care tips, stop using immediately if the battery shows any swelling.

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