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A.O. Smith M2381
Two Speed, C-Face, 56J Frame, Threaded Shaft Motor

Item #: AMM2381  MPN : M2381

$433.05 - $670.00

Horsepower / Voltage Selection

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This is an obsolete Item

A.O. Smith M2381 Two Speed, C-Face, 56J Frame, Threaded Shaft Motor Description

These quality A.O. Smith Threaded Shaft Motors are found on many brands of pool pump. Some of these pool pump brands are Hayward, Jacuzzi, and others.

These motors directly replace the "original" motor that came with your pool pump. No pump manufacturer manufactures their own motors. We sell A.O. Smith motors because we have found them to be long lasting and reliable. A.O. Smith manufactured motors are the only brand of replacement motor we use in our local repair work.

A.O. Smith Threaded Shaft Motor Features:

  • All copper windings.
  • Automatic thermal protection,
  • Capacitor start.
  • Open drip proof design.
  • Stainless steel threaded shaft.
  • Sealed ball bearings.
  • "1081" Motor design.
  • Maximum temperature 50 degrees Celsius ambient.
  • NEMA "56J" face mount.
  • 60 Hertz.
  • Single phase.
  • Dual speed (3450/1725 RPM).
  • Sealed switch design.
  • Rotation - CCW at pump end.

A.O. Smith Threaded Shaft Motor Cross Reference Chart:

* Stock
Full Rate
Volts Amps Service
STL1072R 3/4 - 1/8 Standard 115 13.6/3.9 1.5
STS1072R 3/4 - 1/8 Standard 230 6.4/1.9 1.5
STS1102R 1.0 - 1/6 Standard 230 8.5/2.5 1.5
STS1152R 1.5 - 1/4 Energy
230 9.0/3.3 1.3
STS1202R 2 - 1/3 Energy
230 11.4/4.1 1.2

If you don't find the motor number you are looking for here, please call us. A.O. Smith also has a motor cross reference on their website.

A.O. Smith Threaded Shaft Motor Warranty:

These pool pump motors carry a warranty of 12 months from installation date or 24 months from date of manufacture, whichever comes first.