The T100 Series Mechanical Time Switch has proven it can stand the test of time. These dependable time switches can handle electrical loads up to 40 A per pole and allow for up to 12 ON/OFF operations per day. A manual override switch provides added convenience The Intermatic T104P mechanical timer switch is housed in an double pole indoor/outdoor rated type 3R plastic enclosure which measures 10" (H) by 6-1/2" (W) by 4" (D). Three combination knockouts are loaded as follows; 1/2" to 3/4", 2 on bottom and 1 on back which allow for easy installation on virtually every project. This heavy duty mechanical time switch has a input voltage of 208-277V. Typical applications for an Intermatic mechanical timer switch include indoor/outdoor lighting, pool heaters, air conditioning, pumps, post lanterns, filters, blowers, poultry foggers, signs, electric fences, fans and conveyors. Specifications Manufacturer Intermatic MPN T104P SKU T104P UPC 078275000162 Minimum ON/OFF Times 1 Hour Maximum ON/OFF Operations 12 Hours Timing Interval 1 Hour Operation Mode 24 Hours Enclosure Type Indoor/Outdoor Type 3R Plastic Number of Trippers Included 1 ON/1 OFF Input Voltage 208-277VAC Frequency 60Hz Maximum Power Consumption 3 Watts Tungsten Range 40A Electronic Ballast 16A Operating Temperature -40°F to 130°F/(-40°C to 54°C) Dimensions 10" H x 6-1/2" W x 4" D Wire Size Minimum #14 AWG Wire Size Maximum #8 AWG Bottom Knockout Dimensions (2) Combination 1/2" - 3/4" Back Knockout Dimensions (1) Combination 1/2" - 3/4" Certifications cCSAus, cULus, UL917 Warranty 1 Year Limited Documents Intermatic T104P Indoor/Outdoor Plastic Mechanical Timer Switch Specification Sheet Intermatic T104P Indoor/Outdoor Plastic Mechanical Timer Switch Installation Instructions Video