The FS-9H foot switch can be programmed to control various functions (including Leslie speed) on the SkPRO, SkxPRO, XK-1c, XK-5, XK-1, XK-2, XK-3, XK-3c, XE-1, XE-2, and legacy Sk Series keyboards. The ¼” jack provided on the FS-9H plugs directly into the Foot Switch connector on these instruments.
The FS-9H may also be used with the Leslie Models 981 and 3300 Series
The FS-9H may also be used with any other instrument using a 1/4″ jack.