Automatic Pump Control, Water Pump Pressure Control, Float Switch manufacturer / supplier in China, offering 3 in 1 Mode EPC-15 Automatic Pressure Control for Water Pump or Pump Switch, Big Power 2.2kw 480V EPC-7 Pressure Control for Water Pump or Pump Switch with Adjustable, Small Size Monro EPC-5 Pressure Control for Water Pump with Pressure Gauge and so on.