Kufo Seco Magnetic Starter Switch for 7.5 HP 440V/60 hz/3 ph: * Industrial grade magnetic starter switch * For 7.5 HP 440V/60 hz/3ph motor * Protects your equipment against thermal overload * Automatically shuts down if power is interrupted * 1-year limited warranty * Dimensions: 5.5"L x 4"W x 7.5"H * Model# DC105SWM44