This InSinkErator MSLV-9 control center will help you save water and energy. It is integrated with a single-direction magnetic starter that automatically shuts off the disposer in case of a power shutdown. This low-voltage manual switch control center has a push button (on and off) switch for start and stop functions. This MSLV-9 control center is a NEMA 4-rated unit and is constructed of stainless steel materials (outdoor/indoor use) to give necessary protection against particles and/or elements that can make other lower quality systems. The quality and features of this control center make it ideal to use with the SS50-26, SS75-27, SS100-28, and SS125-25 series of garbage disposers. Having complied with the ISO standards, this MS-9 control center is safe to use. InSinkErator will continue to provide high-quality products like this control center for your kitchen needs.