Endless Hot Water Supply: Fogatti 27kW tankless water heater, featuring 98% energy-efficient performance for instant, consistent heating. With a powerful 6.7 GPM flow rate, it effortlessly supplies 3-4 fixtures simultaneously, providing whole-home comfort without temperature fluctuations. Precise Temp Control: Effortlessly control your hot water with intuitive knob adjustments and a clear LED display, allowing precise temperature settings from 86°F to 140°F in 1°F increments. The user-friendly digital interface ensures your household enjoys endless hot water with maximum efficiency and comfort. Safety and reliability: The ETL-certified Fogatti tankless water heater features advanced protection systems including overheating prevention and leak detection technology, ensuring consistently safe operation while minimizing scalding risks for your family. Compact Design: With compact dimensions of just 17.1" x 12.9" x 3.9", this wall-mounted unit takes up minimal space compared to bulky tank heaters, offering flexible installation options in tight spaces throughout your home while delivering powerful performance. Installation Requirements：Before installation, ensure proper wire sizing and circuit setup—the Fogatti 27kW 240V electric tankless water heater has a max draw of 100Amp, requires 3 x 40 AMP circuit breakers and 3 x (8AWG/2) wires, along with 3/4" NPT water connection.