Quality factors relevant for getting a replacement battery (MacBook Pro ( 13-inch, Mid 2012)) - Ask Different
ELECBRAiN New Laptop Replacement Battery for A1278 A1322 [MacBook Pro 13 inch] - (Mid 2009, Mid 2010, Early 2011, Late 2011, Mid 2012), fit MB990LL/A MC724LL/A - [Li-Polymer 6-Cell 66.6Wh 11.1V]
Apple Will Finally Replace Batteries in Mid 2012 and Early 2013 MacBook Pros
NewerTech® : Batteries : NuPower® Battery for MacBook Pro 15" Unibody Early & Late 2011, Mid-2012 Models
A1322 Original Battery for A1278 Apple MacBook Pro 13 inch 2009 2012, A1322 Battery for Apple MacBook Pro 13 inch A1278 (Mid 2009 – Mid 2012) - WIT Computers
Apple MacBook Pro 13" 15" 17" Battery Replacement 2008 - 2012 Parts & Labour
A1322 Battery for Apple MacBook Pro 13” A1278 (Mid 2009 2010 2011 2012) Unibody
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] : Electronics
MacBook Pro Battery Replacements - Macfixit Australia
Closed] Battery Replacement MacBook Pro 13" Unibody Mid 2009 - Mid 2012, Computers & Tech, Parts & Accessories, Computer Parts on Carousell
Apple MacBook Pro 13" A1278 (Mid 2009 - Mid 2012) - Battery A1322 | Fixshop
iFixit: New MacBook Pro has first 'DIY-friendly' battery replacement design since 2012 - 9to5Mac