This AquaCal Heat Pump is the perfect addition to your in-ground pool setup. The Super Quiet 110AHDSBTK model from AquaCal is designed with a digital display and auto shut-off feature for convenience and safety. Its voltage of 230 V ensures that it is compatible with most electrical systems. Manufactured in the United States, this product from Aquacal is a high-quality and reliable pool heater suitable for any pool owner. This will work with a 50amp circuit. Minimum 35 amp breaker. This heat pump is used but still runs strong and looks good too. Has some regular signs of wear due to being an outdoor unit. The display looks and works great. This baby kicks right on and heats pretty quick too. Unit was ran just prior to removing 6/23/23 and heated up great. This needs to be picked up in ruskin Florida. Please see my pics for additional details and condition.