Dual incoloy elements. Top-entry. Pre-installed temperature and pressure relief valve. Adjustable thermostats with high-temperature limit control. Glass-lined tank with dual magnesium anodes for long tank life. Foam insulation. Energy efficient. Easy installation and service. Capacity: 182L (40 Gallons). Power : 240VAC. Upper and lower elements: 3000W. Water connections: 3/4" (1.9cm) NPT. Maximum water pressure: 150 psi. Standby loss: 57 W. Dimensions of 49'' x 22'' (124.5cm x 55.9cm).