Ideal for under counter or crawl space installation Inlet and outlet connections on side for easier installation in tight spaces One heat element Glass lined tank with anode rod protects against corrosion Factory installed Temperature and Pressure, TP relief valve 120 volts 6 year tank and parts limited 6 gallons tank size 1650 Input watt per hour Length: 17.75Width: 19Height: 17- SKU: ZX99JNSN47666Reliance Compact 120 volts Electric Water Heater, 6 Gallon Compact design ideal for under counter or crawl space installation Inlet and outlet connections on the side for easier installation in tight spaces Equipped with one heat element for efficient heating Glass-lined tank with anode rod protects against corrosion Factory-installed Temperature and Pressure (TP) relief valve for safety Operates on 120 volts for convenient electrical compatibility