Universal Foot Switch sustain pedal for keyboard FP-1 by Acorn FP1. The Acorn Instruments FP-1 universal foot switch works with any product requiring a standard TS foot switch. It's a tried-and-true, solid design with a 6-ft. cable and a polarity switch. This works on literally any piano keyboard with a 1/4" jack yamaha, korg, roland, casio, alesis, m-audio etc.
Since this susutain pedal has a polarity switch it can work on any keyboard with a stabdard 1/4" plug. If the sustain is working the oppisite of what you want simply switch the polarity switch and you're set.