Pentair WhisperFlo Standard Full Rate .5 HP Single Speed Pool Pump - 011578

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Pentair WhisperFlo Standard Full Rate 1/2 Horsepower 1 Speed Pool Pump 011578 incorporates innovative hydraulic engineering to move water more quietly and efficiently than competing high-performance pool pumps. The WhisperFlo High Performance Pool Pump for in-ground pools is built to last, with an engineered thermoplastic housing, robust motor components and compatible with all cleaning systems, various filters and jet-action spas.


  • Heavy-duty/durable construction is designed for long life
  • Standard and energy-efficient square flange motors available
  • Lower horsepower deliver higher performance than industry standard
  • New motor increases life, energy, efficiency, ease of installation and better cooling for long service life
  • Oversized strainer basket and volute - industry standard in pool pumps
  • Extremely quiet operation documented in rigorous ETL tests

Product Specifications:

Manufacturer Pentair
Sub Brand WhisperFlo®
Model Number WF-2
Item High Performance Pump
Type Standard Efficiency, Full Rated
Voltage Rating 115/208-230 V
Full Load Amps 10.8/5.2 - 5.4 A
HP 1/2
Service Factor 1.95
SFHP 0.95
Port Size 2 Inch x 2 Inch NPT
Number of Speed 1-Speed
Length 23.66 Inch
Width 10.8 Inch
Height 12.44 Inch
Curve Key E
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