Check the listing for details. Booster Pump with Transformer Adapter for 50 GPD Reverse Osmosis System. Color: Black, Condition: New. Listed at 64.99 USD. < Booster Pump with Transformer Adapter for 50 GPD Reverse Osmosis System Made by: Unit Price: $64.99 The specifications of the set are as follows: This booster pump is designed as an addition for Reverse Osmosis Units in areas with water pressure less than 40 PSI. It is quiet and can significantly increase water output by increasing the water pressure (PSI) for your reverse osmosis system and maintaining the pressure at ideal levels for the system to operate at maximum efficiency. This set is included Booster Pump & Transformer only. High pressure switch for reverse osmosis booster pump (on - off) operation control (not included in set) is required to operate you RO system automatically. High pressure switch job is to turn off the booster pump when the tank is full. Product Features: 50 GPD booster pump is designed for membranes rated 50 GPD. Pressure - 125 PSI Adapter: Input: 110V/220V; Output: DC24V; Frequency: 50/60Hz Boost incoming pressure to enhanced production and increased purity Standard 110v Plug Mounting Bracket with rubber absorbs Inlet/Outlet Threads for 3/8" Fittings Technical Parameters: Voltage: 24V Current:500ML/M