You will never run out of hot water with the Wilson A5 Series Electric Instantaneous . The Wilson A5 3-Phase hot water systems are Australian made and are accessible in 3 models (18 amp, 20 amp & 23 amp). These hot water heaters are watermark approved and energy efficient, as it will only heat water as needed. This Wilson A5 water heater has no storage and will instantaneously heat water as it surpasses the heating elements. Wilson A5 water heaters have been designed compactly for easy installation in any location, especially for limited space situations, as they take up less space and height. Parts are easily serviceable with the smart design of the Wilson A5 and every model comes with a 2 year domestic and commercial warranty.