“New” Rainsoft 51170 Complete Conversion Kit for upgrading the old faulty and unrepairable “Silver Series” mechanical time clock to the newer far more reliable TC Series 19979 / 19999 electronic controller time clock circuit board. This new complete kit comes as shown with new circuit board, switches, wiring, drive motor gear, and detailed instructions to facilitate installation as shown. See detailed images of actual controller you will receive. This controller kit is suitable for indoor and outdoor applications. The “Silver Series” mechanical time clock is not included and is for reference only.