NewerTech® : Batteries : NuPower® Battery for MacBook Pro 15" Unibody Early & Late 2011, Mid-2012 Models
Apple Exchanging Some 2012 and Early 2013 MacBook Pros Needing Battery Service With Newer Models [Updated] - MacRumors
Amazon.com: A1417 Battery Only for (Mid 2012 & Early 2013) A1398 MacBook Pro - Replacement Battery for A1398 MacBook Pro 15-inch Retina (Mid 2012, Early 2013 Version) - EMC 2512 or 2673 [11.26V/99Wh] : Video Games
How to Replace the Battery in a 13-inch MacBook Pro 2012 (MacBookPro10,2) - YouTube
How to replace the battery in a mid-2012 Macbook Pro | David Artiss
13 Inch MacBook Pro Replacement Battery A1278 | MacMemory.com
Amazon.com: A1278 A1322 Battery, POWERWOO MacBook pro Battery Replacement 13 inch Mid 2012 2010 2009 Early 2011 Late 2011, a1278 Battery with 6000mAh 10.95V 65.7Wh - High Performance and Longevity : Electronics
Amazon.com: A1322 A1278 Laptop Battery Replacement for MacBook Pro 13 inch ( 2012 2011 2010 2009 Version),MB990*/A MB990LL/A MB990J/A 020-6547-A 661-5229 661-5557 MacBook Pro 13 inch MacBook Pro mid 2012 Battery : Electronics
MacBook Pro Battery Replacement (Early 2011 to Mid 2012) | Zollotech
Apple MacBook Pro 13 inch A1278 (Mid 2012) Laptop Battery Replacement - irelandbattery.com
Batteries for MacBook Pro 15" Unibody 2011 - 2012 Models
Apple Macbook Pro MD101*/A (Mid 2012) - Replacement Laptop Battery
A1382 Battery for MacBook Pro 15" Unibody A1286 2011-Mid 2012