This is a T101R3 Mechanical 24-Hour Time Switch, SPST, 120 Volts, with 3R Beige Outdoor Metal Enclosure. The T100 Series are heavy-duty Mechanical Time Switches that are designed for commercial, industrial and residential applications. They have the highest motor load ratings in the industry. They provide up to 12 ON/OFF operations each day with a minimum ON/OFF time of 1 hour. The T100 Series mechanical time switch has proven it can stand the test of time.
Applications: Booster Pumps, Heat Pumps, Lighting, Hydro Chlorinators, Fans.