Kuuma's 11-Gallon Marine Water Heater provides your boat with an even greater supply of hot water. This 11-gallon capacity premium water heater has an electrical input of 120V-50Hz/1500W. It includes a front or rear heat exchanger and front to rear or side mounting brackets. It features an L1&L2 wiring configuration and a T&P valve type of 150 psi & 210 degree F. This aluminum water heater measures: 16.25" W x 16.25" H x 23.25" D