Pentair | 355003S | Square Flange 56Y 2-Speed Pool Pump Motor | .75 HP 230V with Switch
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The Pentair 355003S is a .75 HP square flange 56Y two-speed replacement motor designed for pool pump applications operating on 230V power. Featuring an integrated high/low speed switch, this motor provides flexible circulation control for filtration and energy-saving operation. Engineered for durability in outdoor pool environments, it delivers reliable performance and smooth operation when replacing worn or failed pump motors.
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Key Features
ā¢ .75 HP two-speed motor for high and low circulation performance.
ā¢ 230V single-phase electrical configuration.
ā¢ Square flange 56Y frame for direct pump compatibility.
ā¢ Integrated high/low speed switch for convenient flow control.
ā¢ Designed for continuous-duty pool pump applications.
ā¢ Durable construction suited for outdoor equipment pad environments.
ā¢ Ideal replacement motor for restoring proper pump operation and efficiency.
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Product Overview
The Pentair 355003S Square Flange 56Y 2-Speed Motor is engineered as a direct replacement for compatible pool pump assemblies requiring a .75 HP output and 230V operation. The two-speed configuration allows operators to select low speed for routine filtration and reduced energy consumption, or high speed for increased flow demand such as vacuuming or water features.
Constructed for reliable performance in chemically treated pool environments, this motor features a robust housing and precision internal components that support smooth rotation and long service life. The square flange mounting pattern ensures proper alignment with compatible wet ends, simplifying installation. When properly wired and installed according to electrical codes, the 355003S restores dependable circulation performance and operational flexibility in residential pool systems.
Frequently Asked Questions
What is the Pentair 355003S two-speed motor?
The Pentair 355003S two-speed motor is a 0.75 HP, 56Y square flange, two-speed replacement motor for 230V pool pumps with an integrated high/low speed switch.
How does the speed switch work on the 355003S?
The motor has a built-in high/low switch, so you can run on high speed for cleaning and low speed for everyday filtration to save energy.
How do I know if the Pentair 355003S two-speed motor will fit my pump?
Check the label on your current motor and match the horsepower, voltage, frame size and shaft or flange style. If any of those differ, compare with your pump's parts list before ordering.
Can I use a different horsepower than my old motor?
It is best to match the original horsepower. A different size can change flow and amp draw and may overload the pump or the wiring.