Compatible with MacBook 13" Unibody Late 2008 A1278 (EMC 2254). Compatible with MacBook Pro 13" Unibody Mid 2009 A1278 (EMC 2326). Compatible with MacBook Pro 13" Unibody Mid 2010 A1278 (EMC 2351). Compatible with MacBook Pro 13" Unibody Early 2011 A1278 (EMC 2419).
