ASUNCELL MacBook Pro 13" Retina A1502 A1582 Battery

The ASUNCELL A1502 A1582 is a direct-replacement 6-cell lithium-ion battery designed to restore reliable power to 13-inch Retina MacBook Pro models from Late 2013 through Early 2015, delivering 11.42V and 74.9Wh capacity.

If your MacBook Pro shows short battery life, unexpected shutdowns, or won’t hold a charge, a fresh internal battery can bring it back to useful runtime and consistent performance. This ASUNCELL pack matches the OEM fitment and electrical specs for MacBook Pro 13" Retina part numbers such as A1502/A1582 and model identifiers from Late 2013, Mid 2014 and Early 2015. It ships with basic installation tools and is built with safety circuitry and certified components to meet common regulatory standards.

How do I know this battery fits my MacBook Pro?

Check the part numbers and model year printed on your original battery or in macOS System Information. The ASUNCELL A1502/A1582 replacement is made for 13" Retina MacBook Pro models from Late 2013, Mid 2014 and Early 2015 and matches the same mounting points and connector type.

• Compatible part numbers: MJLU2LL/A, MF839LL/A, MF841LL/A and related OEM codes.
• Spec-matched: 11.42V voltage rating and 74.9Wh capacity for like-for-like replacement.
• 6-cell internal layout that aligns with Retina MacBook Pro chassis.

What performance and safety features does this pack include?

This battery uses Grade A lithium-ion cells and an integrated protection circuit to help guard against overheating, short circuits and overloads. It is manufactured to meet common safety and environmental certifications used in consumer electronics.

• Grade A cells for steady charge/discharge performance and lower self-discharge.
• Built-in protections for short circuit, overheat and overload conditions.
• Packaged and tested to conform with UL, CE, FCC and RoHS standards where applicable.

How easy is installation and what tools are included?

The ASUNCELL replacement comes with the small screwdrivers and pry tools you need to remove the lower case and access the internal battery. If you follow a step-by-step guide or a trusted video tutorial and take basic ESD precautions, replacement is straightforward for someone comfortable with laptop repairs.

• Included tools: precision screwdrivers and crowbar-style pry tools to open the bottom case.
• Tip: power down, disconnect any cables, and keep track of screws by size and location.
• Customer support available should you encounter fitment or installation questions.

What kind of warranty and support is provided?

ASUNCELL supplies a 12-month limited warranty and 24/7 email support for the battery, so you can request assistance or a replacement if a manufacturing defect appears within the coverage period. Routine wear from normal charging cycles is expected; the pack is rated for typical laptop cycle life.

• 12 months manufacturer warranty covering defects in materials and workmanship.
• 24/7 email support for installation help or warranty claims.
• Rated for roughly 500 recharge cycles under typical use conditions.

Who is this for: This ASUNCELL A1502/A1582 battery is aimed at MacBook Pro 13" Retina owners whose original battery is degraded, swollen, or failing to hold sufficient charge and who want a direct-fit replacement without moving to an external battery. It’s suitable for tech-savvy users comfortable with disassembling a laptop and for service shops performing MacBook battery swaps. If you prefer professional installation, a local technician can complete the swap quickly using the included tools.