AVACOM ASUS ROG Zephyrus G15 Li-Pol 15.4V 5845mAh 90Wh Replacement Battery

Your ASUS ROG Zephyrus G15 is a high-performance gaming laptop, but even the best hardware can be crippled by a failing battery. If you're experiencing rapid discharge, unexpected shutdowns, or a battery that no longer holds a charge, it's time for a replacement. The AVACOM NOAC-ZEG15-90P is a premium lithium polymer battery pack engineered to restore your laptop's mobility and endurance. With a capacity of 5845mAh and an energy rating of 90Wh, it matches or exceeds the original battery's specifications, ensuring you can game, work, and create without being tethered to a power outlet.

Who is it for

This replacement battery is ideal for owners of ASUS ROG Zephyrus G15 GA503 series laptops, including models GA503QM, GA503QR, GA503QS, GA503QC, GA503QE, GA503RW, GA503RM, and GA503RS. Whether you're a gamer pushing frame rates on the go, a content creator editing video between meetings, or a professional who needs reliable portable power, this battery delivers consistent performance. It's also a smart choice for IT departments and repair technicians who need a dependable, cost-effective alternative to OEM parts.

Main features

• Premium lithium polymer (Li-Pol) chemistry for high energy density and long cycle life
• Nominal voltage of 15.4V and capacity of 5845mAh (90Wh) for extended runtime
• 8-cell (4S2P) configuration for balanced power delivery and thermal stability
• Integrated protection against overcharge, over-discharge, overcurrent, and short circuits
• CE and RoHS certified for safety and environmental compliance
• Direct replacement for original battery part numbers C41N1906 and 0B200-03690000

Specifications

• Brand: AVACOM
• Model: NOAC-ZEG15-90P
• MPN: NOAC-ZEG15-90P
• EAN: 8591849095330
• Battery Type: Lithium Polymer (Li-Pol)
• Nominal Voltage: 15.4 V
• Capacity: 5845 mAh
• Energy Capacity: 90 Wh
• Number of Cells: 8 (4S2P)
• Compatibility: ASUS ROG Zephyrus G15 GA503 series
• Replaces Part Numbers: C41N1906, 0B200-03690000
• Colour: Black
• Condition: New
• Certifications: CE, RoHS

Tips

Before installation, ensure your laptop is powered off and disconnected from any power source. For optimal performance, fully charge and discharge the new battery two to three times during the first week of use to calibrate the battery gauge. Store the battery in a cool, dry place if not used for extended periods, and avoid exposing it to extreme temperatures. Always use the original or a compatible charger to maintain battery health.