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MacBook Pro 14 M3 Max, MacBook Pro 14 M3 Pro (EMC 8407) battery replacement A2977 with a capacity of 6300mAh is one of the main components of a notebook, laptop. If you have problems with laptop not charging, does not turn on, or it is discharging quickly, this replacement part will help you. Battery malfunction and service life can depend on many factors: charging cycles, age, temperature changes, so it is usually recommended to replace it every 2-3 years when its capacity drops to 80% or less.
When do I need to replace the battery?
If you frequently experience unexpected shutdowns and/or battery life has significantly shortened.
What is battery charging cycles?
The reliability of lithium-ion/li-polymer batteries depends on the specifics of its use. Battery life is measured in charging cycles. One cycle is a cycle from full battery discharge (down to 0%) to full charge (up to 100%).
The battery can operate for approximately 500-800 full charge cycles, and exceeding the manufacturer's specified number of cycles can cause the battery to malfunction, usually its capacity is reduced and then the device discharges faster and needs to be recharged more often.
Recommendation: To prolong the life of the battery, you should try to start charging the battery from 15-25% and charge it up to 80%.
Compatibility
- MacBook Pro 14" M3 Max (A2992, Late 2023) – 14-core CPU / 30-core GPU
- MacBook Pro 14" M3 Max (A2992, Late 2023) – 16-core CPU / 40-core GPU
- MacBook Pro 14" M3 Pro (A2992, Late 2023) – 11-core CPU / 14-core GPU
- MacBook Pro 14" M3 Pro (A2992, Late 2023) – 12-core CPU / 18-core GPU