MacBook Pro 15" Unibody Early 2011 Battery Replacement - iFixit Repair Guide
MacBook Pro 17" A1383 Battery for A1297 (Early 2011-2012)
Amazon.com: A1382 Replacement Battery for MacBook Por A1286, Made for Early and Late 2011 Mid 2012 MacBook Pro 15 inch Core i7 : Electronics
10.95v 63.5wh A1322 A1278 Battery For Apple Macbook Pro 13" 2009 2010 2011 Mb991ll/a Mb990ll/a Mb990j/a Mc700 Mc724 - Laptop Batteries - AliExpress
Amazon.com: A1322 A1278 Laptop Battery Replacement for Apple MacBook pro 13 inch Mid 2012 Early 2011 Late 2011 Mid 2010 2009 ; MB990LL/A MB991ll/A MC374ll/A MC375LL/A MC700ll/A MD101LL/A VUOHOEG Laptop Batteries :
MacBook Pro 13" Unibody Early 2011 Battery Replacement - iFixit Repair Guide
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
Amazon.com: DMKAOLLK A1382 A1286 Battery for MacBook Pro Battery 15 inch Mid 2012 Early 2011 Late 2011 A1286 : Electronics
Original A1322 Genuine Battery for Apple MacBook Pro 13" A1278 Late 2011 2012 691054650046 | eBay
NewerTech® : Batteries : NuPower® Battery for MacBook Pro 15" Unibody Early & Late 2011, Mid-2012 Models
661-5960) Battery A1383 - MacBook Pro 17″ A1297 (2011)
Amazon.com: New Laptop Battery Compatible with MacBook Pro 13'' A1322 A1278 (Mid 2009, Mid 2010, Early 2011, Late 2011, Mid 2012)fits MB990LL/A MB991ll/A MC374ll/A MC375LL/A MC700ll/A MD101LL/A MD102LL/A : Electronics
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
NinjaBatt Battery A1278 A1322 for Apple MacBook Pro 13" [Mid 2012 2010 2009 Early 2011 Late 2011] - High Performance [65.7Wh/10.95v] - NinjaBatt