3421821-1U Waterway®2 Speed Spa Pump EX-2 3.0 Horse Power 230 Volts



Manufacturer: Waterway

MPN: 3421821-1U

Manufacturer Warranty: 1 year part


    • 2″ Suction and Discharge
    • 230 Volts
    • 48 Frame
    • Side Discharge
    • 3.0 Horsepower
    • 12.0 / 3.5 Amps.
    • 2 Speed


EX-2 Pump Wiring Instructions Here

Technical and Installation:

  • Pump is shipped in the wet-end orientation shown. Please review How to Rotate a Pump Wet End
  • Most pumps are shipped without a cord, and you will need to use your existing cord or purchase a new amp cord.
  • Please see How to Wire a Spa Pump and the “related products” below to purchase replacement amp cord.

Also known as: 34218211U, WW3421821-1U, WW34218211U

Easy Spa Parts only sells new pumps and motors. 

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