Asus GL702 Replacement Battery 15.2V 4800mAh C41N1541
This product ships directly from our Manufacturer's Warehouse and is usually delivered within 7 – 10 business days to your doorstep.
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Asus GL702 Replacement Battery 15.2V 4800mAh C41N1541 - 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.
Asus GL702 Replacement Battery 15.2V 4800mAh C41N1541 - is backordered and will ship as soon as it is back in stock.
Voltage
15.2V
Amp
4800mAh
Asus GL702 Series — 15.2V Li-Polymer Replacement Battery (C41N1541)
This 15.2V, 4800mAh (72.96Wh) Li-Polymer battery replaces the original C41N1541 cell in the Asus GL702 gaming laptop line. It fits GL702, GL702VT, GL702VM, GL702VS, and over 200 additional GL702 variants. Four-cell Li-Polymer construction matches the voltage rail and physical footprint of the factory unit.
- GL702 series compatibility: All GL702 variants covered here share the same 15.2V four-cell architecture, C41N1541 part number, and EC connector pinout. The BMS handshake, charge termination voltage, and EEPROM addressing are identical across the line, so one cell covers the full range without modification.
- Bench tested on actual hardware: We cycled this cell through charge and discharge on a GL702VT unit. The BMS accepted the cell immediately, charge termination triggered correctly at 16.8V, and the EC reported capacity within the expected range after two calibration cycles.
- GL702 first-cycle reset procedure: After fitting this cell, run the laptop down to hibernate cutoff on battery only — no charger attached. Then charge uninterrupted to 100%. This forces the BIOS battery learn cycle to reset against the new cell's actual capacity curve and clears the inaccurate health warning that appears after every cell swap.
Why the GL702 BIOS reports poor battery health immediately after a cell swap
The GL702 EC stores cycle count, charge history, and health data in EEPROM on the battery itself. When a new cell arrives, that EEPROM is blank or reset to factory defaults. The BIOS reads those defaults, compares them against its internal thresholds, and flags the battery as degraded before a single charge cycle completes. This is a firmware read issue, not a fault with the replacement cell. Running two full discharge-to-charge cycles resets the learn algorithm and brings the health indicator back to normal.
GL702 shutting down at 20–30% remaining after battery replacement
This happens when the fuel gauge IC has not yet calibrated against the new cell's voltage-to-capacity curve. The laptop's power controller reads the old curve, hits a voltage it interprets as near-empty, and forces a shutdown well before the cell is actually depleted. The fix is a full calibration cycle: discharge to hibernate cutoff under a moderate load — browser plus a background task — then charge straight to 100% without interruption. After two of those cycles the fuel gauge tracks accurately and shutdowns at 25–30% stop occurring.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Asus
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Li-Polymer
- Battery Type: Li-Polymer
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
The GL702 BIOS is showing the new battery as 0% health — is the cell faulty?
No — the GL702 EC reads health data from EEPROM on the battery pack itself, and a replacement cell arrives with that field blank or at factory default. The BIOS interprets missing data as a degraded cell. Run one full discharge to hibernate cutoff, then charge uninterrupted to 100%. After that cycle the BIOS learn routine resets and the health reading returns to normal.
My GL702 shows 72Wh in the battery report but Windows energy report lists a different design capacity — why don't the numbers match?
The EEPROM on the original cell stored the rated Wh figure from the factory. A replacement cell ships with EEPROM values that reflect actual chemistry rather than the OEM's rounded marketing figure, so the OS pulls a slightly different number from the register. This is a data mismatch between stored EEPROM fields — it does not affect charge behaviour or voltage delivery. After a full calibration cycle the reported and actual figures align more closely.
The fuel gauge on my GL702 is jumping around — showing 60%, then 45%, then back to 55% within minutes of unplugging
The fuel gauge IC needs at least two full calibration cycles against the new cell's actual discharge curve before its readings stabilise. Until those cycles complete, the IC is interpolating against the old cell's voltage map and produces erratic output. Discharge the laptop fully to hibernate cutoff under a steady load, then charge to 100% without interruption — repeat that cycle twice. After the second cycle the gauge reads within a consistent 2–3% band.
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