1、LOW NOISE: Positive displacement diaphragm pump is capable of dry operation, working noise in 55‑60 decibels or so, fixed installation, lower noise, which will not bother your daily life 2、STRONG PERFORMANCE: The diaphragm has a high temperature resistance system with 3 meters of suction. The diaphragm is made from native for santoprene particles imported from the United States. The diaphragm is FDA approved for high purity and longevity 3、QUIET MOTOR: The diaphragm water pump use an all copper electric diaphragm with long service life and quiet, leak free operation, with replaceable pressure switch, support spare parts 4、DOUBLE PROTECTION: When the pressure increase, the seal pressure switch will automatically shut down the booster pump. Built in heat protector. If the motor overheat due to overload, the thermal overload protection automatically stop the motor and has an automatic restart function 5、WIDE USES: Water pressure booster pump is used in marine yachts, motorhomes, automobiles, household, common industry, agricultural spray, catering service, distillation equipment, boats and trucks