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
MacBook Pro - Wikipedia
Amazon.com: Temark New A1382 Battery for MacBook Pro 15 inch A1286 (only for Early 2011, Late 2011, Mid 2012), fit MC721LL/A MC723LL/A 661-5844 020-7134-A : Electronics
MacBook Pro 15" Retina Display Mid 2012 Teardown - iFixit
A1382 Battery for Apple MacBook Pro 15" | MacBook Batteries Supplier
Mid-2012 Macbook Pro Battery Replacement - YouTube
Secure Devices A1322 A1278 Laptop Battery for Apple MacBook Pro 13 inch (Mid 2012 2010 2009 Early Late 2011) 661-5557 661-5229 MB990LL/A MB991LL/A MD313LL/A MC374LL/A MD101LL/A MD102LL/A MC700LL/A - Buy Secure Devices
Apple Has Fully Restored Inventory of Mid 2012 and Early 2013 MacBook Pro Batteries - MacRumors