Unleash Maximum Power: 80Wh Upgraded C41N2208 Battery for ROG Ally
Double your playtime with the ultimate 80Wh Upgraded C41N2208 Battery for the ASUS ROG Ally (RC71L). This high-capacity DIY replacement mod provides twice the energy of the standard battery, allowing you to push your handheld to its limits in Turbo Mode for extended gaming sessions. Operating at a stable 15.48V, it ensures consistent performance for the Ryzen Z1 Extreme processor while integrated safety systems protect your device from overheating and overcharging.
Take your handheld gaming to the next level with the 80Wh Upgraded C41N2208 Battery. Specifically designed for the ASUS ROG Ally (RC71L), this DIY high-capacity replacement doubles the standard battery life, allowing you to play demanding AAA titles for significantly longer periods without needing a charger.
- Double the Capacity: Upgraded from the standard 40Wh to a massive 80Wh (5160mAh), providing nearly 2x the playtime at higher TDP settings.
- Perfect DIY Upgrade: Designed specifically for the ROG Ally (RC71L); please note this typically requires a modified back shell (included in some kits) to accommodate the larger cell.
- High-Voltage Performance: Operating at 15.48V, this battery ensures stable power delivery to the Ryzen Z1 Extreme processor for consistent frame rates.
- Premium Lithium-Polymer Cells: Utilizes high-density cells that offer a superior weight-to-power ratio and a long lifecycle of over 800 charge cycles.
- Integrated Safety Systems: Features a built-in Battery Management System (BMS) to protect against over-current, over-voltage, and overheating during intense gaming.
| Specification | Upgraded Details |
|---|---|
| Model | C41N2208 High-Capacity Mod |
| Energy Capacity | 80Wh (2x Original Capacity) |
| Voltage | 15.48V |
| Device Compatibility | ASUS ROG Ally (RC71L) |
| Install Type | Internal DIY Upgrade |
Why Choose the 80Wh Mod?
- True Portability: Transform your ROG Ally from a “plugged-in” device to a truly portable powerhouse capable of long flights or commutes.
- No Performance Throttling: With a larger energy reservoir, you can run the device in “Turbo Mode” longer without fear of rapid battery depletion.
- Reliable Quality: Manufactured with high-quality materials to ensure it meets the power demands of high-end handheld hardware.
Installation & Safety Warning
- Handle with Care:Lithium batteries are sensitive to punctures. Do not use sharp metal tools near the battery.
- Calibrate After Install: After installing, charge the battery to 100% and continue charging for 2 more hours. Then, use it until the device shuts down before charging back to 100% for best results.
Whats in the Box?
- 1 x L23B2PK0 High-Capacity Battery (81Wh)
- 1 x Basic Tool Kit (Optional/Selectable)

