OTOTEC 2x Battery Sub-Board Flex Cable 821-01648-02 821-01648-A/B compatible with MacBook Pro A1990 2018-2019

Compatibility battery board cable: compatible with MacBook Pro A1990 2018 2019 fifteen inch; reconnects battery sub board to logic board for stable power and charging performance. OEM number reference: supports 821-01648-02 and 821-01648-A/B; check the code on the removed ribbon before ordering to confirm match and ensure proper fit during service and refurbishment. Construction flex FPC: flexible printed circuit with preformed bends and precise FPC connectors; black finish; aligns with factory mounts to streamline installation without cutting or soldering. Function repair use: addresses symptoms such as no power on battery, intermittent charging, or battery not detected; suitable for diagnostics, part replacement, and board-level maintenance. Application scenarios: ideal for home bench repairs, IT departments, and repair shops; keep as spare stock to reduce device downtime and speed turnaround for systems based on the A1990 platform.