Simply the most efficient electric water heating available today, Econergy® Super Efficient Heat Pump Water Heaters are manufactured in Auckland from premium quality imported and locally manufactured components. Econergy® water heaters transfer renewable solar energy available in the surrounding air to heat your hot water. Designed for New Zealand conditions, our units are sized for domestic and light commercial usage with nominal ratings of 3kW and 4kW at 20OC ambient temperature. This equates to recharge rates of 53/hr and 71L/hr at standard conditions. Average annual energy savings of approximately 67% are achievable in domestic applications when compared with standard electric water heaters. Econergy Super Efficient Heat Pump Water® heaters are compliant with refrigeration standard AS/NZS1677 and AS/NZS2712 which dictates the use of double wall heat exchangers for heating potable water. Most importantly, our units produce 60OC hot water on deman