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Pentair

WhisperFlo

Single Speed Pump

The Pentair WhisperFlo is one of the most widely installed pool pumps in the industry. Known for its quiet operation and high-efficiency hydraulic design, the WhisperFlo remains a workhorse on residential pool equipment pads, though many are being replaced with variable speed models for energy compliance.

Pentair WhisperFlo High Performance Pump
Available in 1.0, 1.5, 2.0, and 3.0 HP
Horsepower
115V / 230V
Voltage
3450 RPM
Max Speed
100 GPM
Max Flow

Specifications

Motor
HorsepowerAvailable in 1.0, 1.5, 2.0, and 3.0 HP
TypeTEFC
TechnologyInduction
Electrical
Voltage115V / 230V
PhaseSingle
Performance
Min Speed3450 RPM
Max Speed3450 RPM
Max Flow (GPM)100 GPM

Pros & Cons

Pros

  • Industry-proven reliability — decades of field use
  • Quieter than most single-speed pumps
  • Dual voltage (115V/230V)
  • Parts widely available at any pool supply house

Cons

  • Single-speed — does not meet Title 20 or newer energy codes for 1 HP+
  • No variable speed energy savings
  • Being phased out in many markets due to energy regulations

Error Codes & Troubleshooting

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Replacement Parts

PartPart NumberDescription
Clamp357199Strainer clamp
Lid (Clear)357151Clear strainer cover
Lid (Chemical Resistant)357156Chemical resistant strainer cover
Lid O-Ring350013Strainer cover O-ring
Strainer Basket070387Hair and lint strainer basket
Diffuser072927Pump diffuser
Shaft Seal (PA-7)071734SPS1000 mechanical seal
Shaft Seal (Ozone/Salt)071728PS201 ozone/salt resistant seal
Motor356363SReplacement motor assembly
Impeller073126WhisperFlo impeller
Motor Fan Guard357809Motor fan guard

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