Increase the pressure in your existing RO unit by up to 60 psi for enhanced production and increased purity with this handy Booster Pump. Self pressure regulator maintains constant output pressure. Advanced diaphragm technology and improved bearings extend pump life and lower noise. Can be used on RO or RO/DI systems with existing Liquid Level Controllers, and the addition of a patch cord. Includes a transformer for operation. Use on systems with a maximum of 100 GPD.