This is a brand new electric foot control pedal For Pfaff Sewing Machines. The model 90-222040-08 (9022204008) is specifically made for select pfaff machine models. Please be sure and check your machines receptacle and make sure it matches the end cord view. For Pfaff 1221, 1222E with 4 prong cord Pfaff made two different controls for these machines. If the cord receptacle has a square key it is 20000 ohms and will work. If it has a 1/2 round key it is 150000 ohms and will not work..