The Acura Aquaheat Plus is designed to optimize spa pump performance while using the least electrical energy. Aquaheat pumps are powered by A.O.Smith/Magnetek/Emerson/Marathon Electric/Franklin Electric motors and are made to Acura Spa pump quality and performance specifications. There is a 5.5kW heater element installed in the pump housing. These pumps have been commonly used by hot tub manufacturers such as: ThermoSpas, LifeSpas, Islander Spas, Catalina Spas, Diamante Spas and Life Spring Spas. Pressure switch and unions are sold separately. Please Note: This is a special order part and cannot be returned unless there is a verified manufacturer’s warranty condition. Ensure that this is the correct part before ordering! If you have questions please call before placing your order.