4 HP 2×2.5″ Executive Spa Pump 2-Speed 3721621-13


  • Efficient two speed motor
  • Heavy duty 56-frame motor
  • 2 ½” Inlet
  • Thermally protected
  • Wet-end can be rotated
  • 1 Year Warranty

Out of stock

SKU: 3721621-13 Category: Tags: , ,


This unit has been completely rebuilt to factory specifications. Our pumps are wet tested (run at full capacity) continuously for 2 hours to ensure leak free operation when it arrives. This pump includes a high performance glass filled Waterway Executive Series pump wet-end that insures years of corrosion free operation


  • Executive wet end designed specifically for 56-frame motors
  • Two double shielded ball bearings with moisture resistant grease for quieter operation and longer life
  • Two speed motors have four sets of insulated windings for increased efficiency
  • 56-frame motor for added strength, cooler operating temperature and longer motor life
  • Large 2 ½” intake for improved flow performance and reduced noise
  • Large 6 ½” diameter wet end for higher head pressure
  • Split capacitor, (start and run) for less energy consumption
  • Thermally protected to extend life expectancy of motor
  • Highly versatile wet end can be rotated every 90°

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