low flow high pressure electric self-priming booster pump

Description

Features:
When the water pump outlet is closed or blocked,the pipeline pressure increases to the set value,the power supply will be automatically cut off to stop the motor；
The pressure reduces while reopening the water outlet,then the pressure switch will automatically turn on the power supply,and the motor rerun.
Application scope:
Car washer,solar energy automatic water,water system automatic control or other fluid automatic control auxiliary equipment,etc…