For Samsung A9 2018 , A920 - Replacement Battery - Service Pack - GH82 - 18306A

Restore original power density and thermal stability with this Samsung Lithium-Ion Service Pack. Specifically engineered for the Samsung Galaxy A9 2018 (SM-A920), this 3,800mAh (typical) cell (part number GH82-18306A) features a high-precision Battery Management System (BMS). The BMS is calibrated to communicate 1:1 with the motherboard’s charging IC, ensuring accurate percentage reporting and overcharge protection. This component is essential for resolving hardware-level failures such as "rapid discharge," "device swelling," or "random shutdowns" caused by internal cell resistance or chemical aging.