Oil Smart® Three Phase Duplex Panel OSD3P

The Oil Smart® three phase duplex control panel will control two 208/240/480V three phase pumps in elevator sumps, transformer containment areas, and any application where there is a need to remove water while containing oil. See Water duplex control panels come standard with a clear front NEMA 4X rated enclosure, Oil Smart® components, IEC rated contactors, and a motor protective switch. All panels are UL listed for the United States and Canada, and come with a five-year warranty.

Model Voltage Full Load Amps
OSD3P-3021 208/240/480 1.0-1.6
OSD3P-3022 208/240/480 1.6-2.5
OSD3P-3023 208/240/480 2.5-4.0
OSD3P-3024 208/240/480 4.0-6.3
OSD3P-3025 208/240/480 6.0-10.0
OSD3P-3026 208/240/480 9.0-14.0
OSD3P-3027 208/240/480 13.0-18.0
OSD3P-3028 208/240/480 17.0-23.0
OSD3P-3029 208/240/480 20.0-25.0
OSD3P-3030 208/240/480 24.0-32.0


  • Panel and controls: UL listed for the United States and Canada
  • Indoor/Outdoor NEMA 4X panel enclosure: heavy duty polycarbonate with stainless steel lockable latches
  • Pump control visible indicators: pump hand-off-auto (H.O.A.) switches, green pump run lights, red pump fault lights, and green power on light
  • Alarm visible indicators: red beacon alarm light, yellow light for oil, white light for water, alarm test and silence buttons
  • Alarm horn sounds at 85 decibels at 10 feet
  • Duplex provides: two pump alternation and high demand two pump operation
  • Remote monitoring dry contacts: oil, water, 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.


  • Elevator sumps
  • Transformer containment areas
  • Underground utility vaults
  • Any application where there is a need to remove water while containing oil

Custom Options

  • OP = Opaque Front Door
  • 6P = Upgraded Enclosure (6P Rated)
  • AF = Alarm flasher
  • SFD = Seal Failure Circuit w/ indicator light
  • ETD = Elapsed Time Meter w/ LCD display & reset
  • CCD = Cycle Counter w/ LCD display & rest
  • MD = Main Disconnect
  • LAD/LAW = Lightning Secondary Surge Arrestor (LAD Delta / LAW Wye)
  • AH = Anti-Condensation Heater
  • S3 = No sensors included
  • C = Additional cord length greater than 20’ specify after C.
    Example: (OSD1P-1022-C50) indicates 50’ cord lengths for all components
Get in Touch: 888-733-9283