Amazon.com: A1382 Battery for MacBook Pro 15 inch A1286 Early 2011 Late 2011 Mid 2012 New Replacement Laptop Battery (7200mAh 10.95V/78.84Wh 25 Months Warranty) : Electronics
Batteries for MacBook Pro 15" Unibody 2011 - 2012 Models
Apple Has Fully Restored Inventory of Mid 2012 and Early 2013 MacBook Pro Batteries | MacRumors Forums
Battery A1494 Apple Macbook Pro 15 Retina | Battery Macbook Pro A1398 2012 A1417 - Laptop Batteries - Aliexpress
Amazon.com: Puredick A1417 Battery for (Mid 2012 & Early 2013) MacBook Pro A1398 Battery Replacement - [Upgraded A1417 Battery for 15-inch Retina A1398 MacBook pro 2012 to Early-2013] EMC 2512 or 2673 : Electronics
A1417 Battery for MacBook Pro 15" Retina A1398 (Mid 2012-2013)
2012 MacBook Pro 15" Retina A1398 EMC 2512 Apple Original A1417 Genuine Battery | eBay