Heavy Duty 40 AMP Pool timing Switch 

This heavy duty 40A resistance, 1HP to 2HP capacity timing switch controls high-power electric devices such as pool filter pumps, fountains, water heaters, spas, Christmas holiday lights, patio/landscape lighting, etc. This 40 amp timing switch operates from 120 to 277 volts AC to ensure compatibility. The Smart timer box is ETL certified and complies with UL STD.60730-1