New Alphasew electronic double lead foot pedal / speed controller for some of the Style-Mate and Stylist models, see list below of compatible Singer sewing machine models. Even if your model is listed, please compare the shape of the three hole plug with the receptacle on your machine as some models varied throughout production. This electronic pedal is easier on the feet than the older button style and does not contain fragile carbon disks that have a tendency to heat up or break if dropped. 110V, 0.95 Amp. Part #618776-007

337, 338, 347, 348, 457, 466, 467, 477, 476, 478 including those with the K suffix