Features: * Convenient external override switch * Can be changed between two electric rates to ensure efficiency during nights, weekends, and other low off peak usage times * 1/2 in. to 3/4 in. nominal knockout combination, one on back and each side of case, and two on the bottom * 40 amp resistive, inductive, or tungsten * 120 to 277 VAC, 1000 VA pilot duty, 120 to 277 VAC, 2 HP to 125 VAC, and 5 HP to 240 VAC switch options and ratings * 40 amps per pole * 250 volts * 1000 watts What"s In The Box: * Intermatic WH40 250-Volt Water Heater Timer