This UL and CSA listed API heater is designed to safely and rapidly heat water--in fact, it will heat and hold 5 gallons of water at 175° and will actually boil a smaller amount in a 5 gallon bucket. Featuring a safety device which virtually eliminates fire danger in the event the water boils dry or comes in contact with combustible materials, each unit comes with an protective stainless steel guard. Safe to use in metallic as well as non-metallic containers. 1000 watts. 120 vac.