SJE Rhombus WellZone pressure controllerThe SJE Rhombus WellZone pressure controller works with any single phase 115/230-volt well pump. It is designed to last longer than a standard pressure switch, is easy to set up and has a wide range of pressures and pumping differentials. The controller eliminates the traditional pressure switch, a common system failure point. It provides pump protection against rapid cycling, low pressure, run-dry, overpressure, overcurrent and undercurrent. It is housed in a NEMA 4X enclosure so it can be installed indoors or outdoors. The WellZone provides pressure control for single phase two-wire submersible well pump applications. It
