Fancy Buying A1321 A1286 MacBook Pro 15" Battery 73Wh

This Fancy Buying A1321/A1286 replacement battery restores reliable power to 15-inch MacBook Pro models from Mid 2009 and Mid 2010, offering 73Wh capacity, over 500 recharge cycles, and built-in protection circuits.

If your older 15.4" MacBook Pro (model A1286) has lost runtime or reports service battery errors, this direct-fit Fancy Buying A1321/A1286 Li‑Polymer pack is made as a compatible replacement for the Mid 2009 and Mid 2010 systems. It matches the original form factor, electrical specifications (10.95V, 5600mAh / 73Wh), and replacement part numbers (661-5211, 661-5476, 661-5844, etc.), and ships with three free screwdrivers to make installation straightforward.

Which MacBook Pro models will this battery work with?

This battery is compatible specifically with the 15.4" A1286 MacBook Pro from Mid 2009 and Mid 2010. It replaces OEM part numbers and fits the model identifiers MacBookPro5,3; MacBookPro5,4; and MacBookPro6,2.

• Mid 2009: MC118LL/A, MB985LL/A, MB986LL/A (MacBookPro5,3 / MacBookPro5,4).
• Mid 2010: MC371LL/A, MC372LL/A, MC373LL/A (MacBookPro6,2).
• Not compatible with 2011, 2012, or later A1286 revisions—confirm your Mac’s model year before ordering.

How does the battery perform compared to the original?

The Fancy Buying pack uses six A+ Li‑Polymer cells rated for about 5600mAh (73Wh) and is engineered to deliver comparable runtime to the original Apple battery under similar loads. It includes overcharge/discharge protection circuitry and undergoes quality checks to meet CE, FCC, and RoHS standards.

• Rated for more than 500 recharge cycles with maintained capacity.
• Built-in protection against overcharging and over-discharging.
• Designed for low power draw and standard charging behavior with the MacBook’s charger.

What’s included and how easy is installation?

The package contains the A1321/A1286 battery plus three screwdrivers so you can remove the old pack and secure the replacement without sourcing tools. The battery is a direct physical replacement for the listed model numbers; installation may take 10–30 minutes depending on experience.

• Three free screwdrivers sized for MacBook Pro bottom case screws.
• Direct-fit connector and mounting points matching original layout.
• Simple steps: power down, remove bottom case, disconnect old battery, attach new battery, reassemble.

What warranty and return options come with this battery?

Fancy Buying offers a 60-day return period and a 12-month replacement warranty against manufacturing defects. If you experience problems, contact the seller through the store’s “ask a question” link for return or replacement instructions.

• 60-day return window from delivery date.
• 12-month replacement for defects—follow the seller contact flow on the product page.
• Return window closes one month after receipt, so contact promptly for issues.

Who is this for: This replacement battery is designed for owners of 15.4" MacBook Pro A1286 units from Mid 2009 and Mid 2010 who need to restore battery life or repair an aging pack. It’s suited for DIY users comfortable opening their MacBook with basic tools, technicians servicing older MacBooks, and anyone who prefers a direct-fit, certified alternative to original OEM batteries. Before purchasing, verify your MacBook’s model identifier or order number to confirm compatibility; this pack is not compatible with A1286 models produced in 2011 or 2012.