Eccotemp Under Sink EM-4.0 Electric Mini Storage Tank Water Heater offers a compact and efficient solution for delivering hot water directly at the point of use. With a 4.0-gallon capacity, this mini tank heater fits snugly under most sinks, making it ideal for kitchens, bathrooms, or utility rooms where instant hot water is essential. The EM-4.0 is designed for easy installation and features a glass-lined tank for enhanced durability and insulation, helping to reduce heat loss. Whether used alone or in line with a larger water heating system, it provides reliable, on-demand hot water with minimal wait time and maximum convenience.