The contactors you need (2) are on Amazon https://www.amazon.com/dp/B001KGSJ74/ref=cm_sw_r_cp_awdb_imm_DZEY1CZZDDER5FRA8AW1?_encoding=UTF8&psc=1 The Remote Control panel is also on Amazon
Right-click 'Download' and select 'Save Link As' if the file opens in a new tab.