The Hatco S-39 Imperial Booster Water Heater is a heavy-duty solution designed for commercial kitchens and restaurants that demand rapid, consistent water heating for dishwashing. With a 16-gallon capacity and 39kW output, this 240V/3-phase electric unit delivers 180°F sanitizing water at a maximum flow rate of 391 GPH when starting from 40°F, ensuring your dishwashing equipment operates at peak efficiency. Ideal for high-volume establishments, the S-39 features advanced insulation with fiberglass and a built-in heat trap to maintain temperature without energy loss. Its robust construction includes a pressure-reducing valve, temperature-relief valve, and a calibrated immersion thermostat, all protected by a heat-trapping design. This unit is perfect for commercial dishwashers requiring consistent, high-temperature water to meet health codes while reducing drying time. The Hatco S-39 also includes a pilot indicator light, two temperature gauges, and a low-water cut-off for safety, making it a reliable choice for professional kitchens. With a 1-year parts and labor warranty and a 10-year tank warranty, this booster heater offers long-term value for restaurants and foodservice operations prioritizing performance and durability.