E-Hong offers 4-inch motors in a full line of single- and three-phase voltages, frequencies, and application-specific models. Wherever there is an independent source of clean groundwater, you can find a E-Hong motor. Typical applications that rely on our motors include:
    Small Factories
    Coalbed Methane Recovery
    Car Washes
    These motors are built for dependable operation in 4" diameter or larger water wells.
  • Corrosion-resistant stainless steel exterior
  • Stainless steel splined shaft
  • Hermetically-sealed windings
  • Filter check valve
  • Water lubrication
  • High-quality thrust bearing
  • Pressure-equalizing diaphragm
  • Built-in lightning arrestors (All single-phase; 200 & 300 V three-phase)
  • Removable lead
  • E-Hong-manufactured control boxes available for single-phase motors
  • UL 778 recognized (North American voltages)
  • CSA certified
  • Industry standard NEMA mounting dimensions