The reliable indoor TORK 1109A timer is designed for residential and commercial use for a variety of loads required to be automatically turned on and off during a 24-hour cycle when operation is required at the same time every day. The timer allows you to set your air conditioner or heavy-duty appliances including heaters, pumps, signs, fans and lamps to automatically turn on and off, helping you to save energy and money, while adding convenience to today's busy lifestyles. When used for lighting, the timer is compatible with incandescent, compact fluorescent and LED light bulbs and can provide home or office safety and security by turning lights on while you are away. The timer features multiple ON/OFF settings. You can program your appliances to turn on for a minimum ON time of 20-minutes with a minimum off setting of 75-minutes. The dial accommodates up to 12-pairs of tripper tabs (1-pair included). The timer also features a manual override. Built to withstand harsh environments, the product features a sealed motor, eliminating elements from interfering with the timer operations, which ultimately extends the life of the unit. Short Circuit Rating is 120-Volt/208-Volt to 277-Volt, 5KA and the timer features a NEMA 1 rated indoor lockable enclosure. Color: Gray.