Features 1、Strong Motor: The all copper motor ensures no vibration or step loss when the load changes suddenly, and the all copper wire enables strong pressure boosting. 2、Reliable Use: Low in current, the diaphragm pump is able to offer stable 17.0LPM large flows,25m high discharge lift for reliable working with high efficiency. 3、Safe Working: Comes with self priming and overheating protection functions, the water pump also has auto pressure switch and 60℃ maximum medium temperature. 4、Wide Utility: Can be widely used in sewage sampling, liquid transfer, small swimming pools, water reservoirs, fountains, sea water quality analysis and so on. 5、Easy to Install: Designed to have a light weight and a compact size as well, the convenient installation can be quickly completed in minutes. Specification Item Type: Booster Pump Model: FL-40 Material: Copper, polyamide resin 66. Voltage: 12V Current: 15A Flows: 4.5GPM, 17.0LPM. Pressure: 40PSI Discharge Head: Approx. 25m / 82.02ft Power: 180W Motor Type: Permanent Magnet Motor Pump Port Bore: Approx. 20mm / 0.79in Maximum Liquid Temperature: 60℃ Package List 1 x Booster Pump 4 x Connector 1 x Filter