A.O Smith Century Centurion Series 0.75 HP Threaded Shaft C Face 56J Frame Motor - UST1072

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The A.O Smith Century Centurion 3/4 Horsepower Threaded Shaft Motor UST1072 combines the proven performance of the Century Centurion 56 frame platform with the next generation of features for increased reliability, added performance, premium efficiency, and serviceability. This is the first full line of upgraded pool motors. The best of the best from AO Smith.


  • Centurion Series Conservationist Energy Efficient Motor
  • No-adjust start switch that is rated for over one million cycles for motor longevity
  • Unique electrical design with a unique, advanced cooling system that helps extend the life of the motor
  • Heavy duty shaft made from 303 grade stainless steel helps prevent corrosion
  • EZ wrench access that doesn't require the removal of the wiring compartment canopy
  • Angled terminal makes wiring connections a breeze
  • Patented voltage change dial for easy voltage selection
  • Patented bonding lug for easy ground connections
  • Patented bearing lock clip for for assured bearing retention
  • All motors are rated 115/208-230 +/-10% volts to handle voltage variations throughout the US and Canada
  • Double sealed bearings and, on shaft end, an integrated Patented SmithSealTM bearing protector to resist water damage
  • Rugged motor enclosure system for enhanced durability and premium protection against corrosion
  • A full class F insulation system and 50° C ambient capability for increased motor life over class B insulation systems


  • Horsepower: 3/4
  • Service Factor: 1
  • Total Horsepower: 0.75
  • Volts: 115/230
  • Amps: 11.0/5.5
  • RPM: 3450
  • Frame: 56J
  • Flange: C-Face
  • Shaft: Threaded
  • Series: Centurion
  • Up-Rated

Compatible for use with the following pumps :

  • Hayward Max Flow
  • Hayward Super Pump
  • Hayward Super II
  • Hayward Northstar
  • Jacuzzi Magnum


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