Use TORK.s 1109A-PC 24-Hour Outdoor Mechanical Time Switch to automate daily schedules for your home or business appliances. 24-hour time switches allow you to set daily ON/OFF cycles for lighting, air conditioners, water heaters, pumps, signs, fans and more. This time switch has a minimum ON time of 20 minutes with a minimum OFF time of 75 minutes between running intervals. The motor dial is compatible with 12 pairs of trippers . with one pair included . allowing for advanced 24-hour ON/OFF scheduling. A manual override may be used to override the current ON/OFF setting until the next cycle is set to resume. Additionally, mechanical time switches are easily repairable and can be seamlessly used with the TORK 101 Mechanical Time Switch Replacement Motor. The TORK 1109A-PC time switch is suitable for indoor and outdoor use and comes fitted with a polycarbonate NEMA TYPE 3R lockable enclosure with combination 1/2", 3/4" knockouts on the bottom, both sides and back. The enclosure also features a clear cover so the inner dial may be seen while still protected from the elements. This time switch has an operating temperate range of -40 to 165 degrees F (-40 to 74 C), is cULus-listed, has an input of 40 Amps at 120 to 277 Volts, comes with DPST outputs and has a terminal range of #8 to #14 AWG wiring.