The Hatco S-39 39-kW 480/3V booster heater is a workhorse for commercial kitchens, designed to deliver reliable, high-temperature water for dishwashing and sanitization. With a 16-gallon storage capacity and 40°F recovery rate of 391 GPH, this booster heater ensures your dish room operates efficiently, even during peak demand. Its powder-coated, hammertone exterior and Castone®-lined tank provide superior corrosion protection, while fiberglass insulation and a built-in heat trap minimize energy loss, keeping energy costs in check. Ideal for medium-duty restaurant environments, the Hatco S-39 meets the demands of high-volume kitchens while maintaining durability and performance. Whether you're upgrading an existing system or outfitting a new commercial kitchen, this booster heater combines robust construction with advanced features like a calibrated immersion thermostat, pressure-reducing valve, and low-water cut-off for safety and efficiency. If you need a booster heater that delivers consistent performance without compromising on durability, the Hatco S-39 is the ideal choice for professional kitchens.