The DGTL TMR,50 ST PNT, 2 CHANNEL á120V 2-Channel Electronic Time Switch is a compact, 24-Hour/7-Day module with heavy-duty relay contacts for switching low or line voltage loads. The timer is applicable for time-of-day control of pumps, fans, heaters, HVAC control circuits, lighting, machinery, and many other types of commercial, industrial, and agricultural equipment.