HB5R1 Huawei Ascend G500 Replacement Battery 3.7V 1600mAh
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HB5R1 Huawei Ascend G500 Replacement Battery 3.7V 1600mAh - is backordered and will ship as soon as it is back in stock.
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Battery Care Tips
Battery Care Tips
🔹 Getting Started
Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.
🔹 Keep It Healthy
Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.
Delivery and Shipping
Delivery and Shipping
🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.
Disclaimer
Disclaimer
⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.
🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
HB5R1 Huawei Ascend G500 Replacement Battery 3.7V 1600mAh - is backordered and will ship as soon as it is back in stock.
Voltage
3.7V
Amp
1600mAh
Huawei Ascend G500 Series — 3.7V Li-ion Replacement Battery (HB5R1)
This 3.7V, 1600mAh Li-ion cell replaces the original battery in the Huawei Ascend G500 (U8832) and closely related models including the U8832D, U8520, and Ascend G500D. It uses OEM part numbers HB5R1 and HB5R1H. The cell matches original voltage and capacity so the phone's charge IC operates within spec.
- G500 series compatibility: The U8832, U8832D, U8520, and G500D share the same battery bay dimensions, connector pinout, and BMS communication protocol. All run the same 3.7V nominal rail, so one cell covers the full group without voltage or connector conflicts.
- Bench tested on actual hardware: We cycled this cell through charge and discharge on the G500 platform. The BMS handshake completed cleanly, charge IC accepted the cell on the first cycle, and the fuel gauge IC reported state-of-charge without error flags.
- Fuel gauge recalibration on first use: On first use after installation, disable fast charging and run one complete discharge-charge cycle before returning to normal settings. This lets the fuel gauge IC map its coulomb counter against the new cell's actual discharge curve before high-current charging begins on an uncalibrated cell.
Why the G500 reports wrong battery percentage after a cell swap
The Ascend G500 uses a fuel gauge IC that builds its state-of-charge model from the cell it was calibrated against. Swap in a new cell and the IC is still referencing the old cell's discharge curve. The percentage shown on screen reflects that stale model, not the new cell's actual charge level. One full discharge down to auto-shutoff followed by an uninterrupted charge to 100% forces the IC to rebuild its model against the replacement cell.
Sudden shutdown at 20–30% on the replacement cell
This happens when the fuel gauge IC has not yet recalibrated and the reported percentage sits well above the cell's actual voltage under load. When the modem transmits or the screen peaks in brightness, current draw spikes and the cell voltage drops sharply below 3.2V — the BMS trips and the phone cuts off. The screen shows 25% right up until shutdown because the IC is reading from the wrong model. Run one full discharge-charge cycle and the reported percentage will track actual cell voltage accurately.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Huawei
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Li-ion
- Battery Type: Li-ion
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
The phone powers on but shuts off the moment I make a call — battery shows 30% when it dies. What's happening?
The fuel gauge IC is still calibrated to the old cell's discharge curve, so the percentage on screen does not reflect the new cell's actual state of charge. Under the high current draw of an active modem transmission, cell voltage collapses below the BMS cutoff threshold and the phone shuts down instantly. Run one complete discharge to auto-shutoff followed by a full uninterrupted charge to 100% — this forces the coulomb counter to rebuild against the new cell. After that cycle, shutdown-at-percentage events should stop.
Phone won't turn on at all after the replacement battery sat in a drawer for a few months before I installed it.
Li-ion cells self-discharge in storage, and if the cell dropped below approximately 2.5V during that time the BMS will have entered lockout mode to prevent damage — it will refuse to pass current to the device. Connect the phone to a wall charger and leave it for 20–30 minutes without attempting to power on. Most charger ICs on the G500 platform will trickle current into the cell below 3.0V to recover it from deep discharge lockout before switching to normal charge current.
Fast charging stopped working the first time I plugged in after fitting the new battery — it just charges slowly now.
On the first charge cycle after a cell swap, the G500's charge IC sometimes defaults to a conservative low-current profile while it checks the new cell's internal resistance and BMS response. This is normal behaviour and typically clears after the first complete charge cycle ends and the phone is restarted. Unplug, restart the phone, then reconnect the charger. If fast charging still does not engage, confirm the charger output is at least 5V/2A — the protocol negotiation will not step up to high current on a low-output adapter.
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