A1989 Battery Testing Flex Cable

Genuine-quality replacement A1989 battery testing flex cable—brand new and ready for professional MacBook Pro 15" (2018–2019) battery diagnostics and repairs.
Genuine-quality replacement A1989 battery testing flex cable—brand new and ready for professional MacBook Pro 15″ (2018–2019) battery diagnostics and repairs.
This is a brand-new A1989 Battery Testing Flex Cable, designed specifically for use in MacBook Pro 15-inch models from 2018 and 2019 (A1989) during battery replacement or diagnostic procedures. The flex cable connects the battery to the logic board’s test points, allowing technicians to verify battery health, voltage, and communication before final reassembly—ensuring safe and accurate repairs.
Made with high-quality materials and precise engineering, this flex cable matches OEM specifications for fit, function, and reliability. It’s an essential tool for certified repair shops, independent technicians, and advanced DIYers performing battery servicing on T2-chip MacBook Pro models.
Please note: This is not a full battery—it is the small flex cable used during battery testing and installation. Proper handling and ESD-safe practices are recommended during installation.
Compatible with:
MacBook Pro 15″ (2018, A1989)
MacBook Pro 15″ (2019, A1989)