Battery BTI A1280-BTI MacBook 13 in 10.8 V 5,000 mAh

Keep a compatible MacBook 13-inch Aluminum notebook working through the day with a replacement battery designed to match the original power profile. This BTI pack delivers 10.8 V DC and 5,000 mAh capacity in a rechargeable Lithium Polymer format, giving aging systems a practical path back to usable runtime without replacing the entire machine. For IT teams supporting legacy Apple notebooks, a battery replacement is often the most cost-effective way to extend service life and reduce downtime. The A1280-BTI is built for Apple MacBook 13-inch models, including MB446LL/A, and is suited for notebook use where stable portable power matters more than chasing a full hardware refresh. With an 18-month limited warranty and a proprietary battery size matched to the platform, this replacement helps standardize maintenance across deployed systems. It is a straightforward option for organizations that need to keep approved laptops in circulation while controlling support costs and preserving user productivity.