Three Phase Duplex Demand WD3P-4 Pump Control Panel

The WS Series® duplex control panels will control two 208/240/480V three phase pumps designed for dewatering, wastewater, and sewage applications. See Water duplex control panels come standard with a clear front NEMA 4X rated enclosure, IEC rated contactors and motor protective switch. All panels are UL listed for the United States and Canada and come standard with a five-year warranty.

Model Voltage Full Load Amps
WD3P-4-3021 208/240/480 1.0-1.6
WD3P-4-3022 208/240/480 1.6-2.5
WD3P-4-3023 208/240/480 2.5-4.0
WD3P-4-3024 208/240/480 4.0-6.3
WD3P-4-3025 208/240/480 6.0-10.0
WD3P-4-3026 208/240/480 9.0-14.0
WD3P-4-3027 208/240/480 13.0-18.0
WD3P-4-3028 208/240/480 17.0-23.0
WD3P-4-3029 208/240/480 20.0-25.0
WD3P-4-3030 208/240/480 24.0-32.0
WD3P-4-3031 208/240/480 30.0-40.0
WD3P-4-3032 208/240/480 37.0-50.0
WD3P-4-3033 208/240/480 48.0-65.0
4 - 20 ft. Floats Included
(Replace “4” with “X” for no floats or “3” for 3 floats) Example: WD3P-X-3021


  • UL listed for the United States and Canada (panel and controls)
  • Indoor/Outdoor NEMA 4X panel enclosure: heavy duty polycarbonate with stainless steel lockable latches
  • Duplex provides: Two pump alternation and high demand two pump operation
  • Pump control visible indicators: pump #1 and #2 hand-off-auto (H.O.A.) switch, green pump run lights, red pump fault lights with reset button and power on light
  • Alarm visible indicators: red beacon alarm light, alarm test and silence buttons
  • Alarm horn sounds at 85 decibels at 10 feet
  • Remote monitoring dry contacts: high liquid, pump run (s), pump #1 fault, and pump #2 fault
  • Upgraded pump protection: motor protective switches included for both pumps (branch circuit protection, adjustable overload and disconnect), and thermal cutout with indicators


  • Sewage Pump Chambers, Grinder Pumps, Sump Pump Basins, and Lift Stations
Get in Touch: 888-733-9283