LiquaGen Reverse Osmosis 50-75 GPD Booster Pump DC 24 V Transformer + 2 Pcs Connect Fittings (1/4 tube x 3/8 Threaded),High Pressure Shut Off Switch Safe power operation with, low energy(low voltage - 24 volt) This 50 GPD booster pump is designed for membranes rated 50 GPD and 75 GPD. Product total weight with transformer 6 Lbs - Booster dimensions 6.5" X 4" X 4"