【High Performance】The RV water booster pressure pump 10V AC,4 GPM, 45 PSI, which is a powerful and reliable solution for low water pressure problems in your RV kitchen or garden.This motorhome water pump offers an automatic pressure switch that ensures consistent water flow at a maximum pressure of 45PSI, making it ideal for use with garden hoses, sprinklers, and other water systems. 【Overheat Protection】Considering that the RV fresh water transfer pump users will forget to add water, we have added a temperature control protection switch inside the pump. When the water booster pump is running-dry, it will automatically cut off the power when the temperature of diaphragm water pump is high,360-hour dry burnning 【Quality Guarantee】The camper water pump has passed CE certification with thermally protected and can run dry without damage. Supporting smooth and silent operation. 【Wide Application】The 12V AC self priming high pressure diaphragm water pump with pressure switch is a versatile solution that can be used for a wide range of applications, including RVs, boats, garden irrigation systems, and more. It's a must-have for anyone who needs a reliable and efficient that can deliver high performance and consistent water pressure. 【After-sales Services】As a professional manufacturer in home water pump field, we offers presale and 24-hour after sale services ,if you have any questions, please contact us without hesitate! Tdrsuper Self-Priming Water Transfer Pump 12v DC, 4GPM 45PSI High Pressure Booster Pump, RV Electric Diaphragm Pump 3.1 Bar Garden Sprinkler Pump for Home Kitchen Bathroom Marine Yacht