Swimables SW-21-006 Pentair WhisperFlo 3HP Impeller | 073131

The Swimables SW-21-006 Impeller is an aftermarket replacement for Pentair part 073131, used in 3 HP WhisperFlo and IntelliFlo pumps. This component restores proper hydraulic performance by replacing worn impellers that reduce pressure and flow. Manufactured from durable, corrosion-resistant materials, it withstands pool chemicals, UV exposure, and prolonged use for reliable service life. Precision-engineered to match Pentair’s original specifications, the SW-21-006 ensures smooth pump operation and efficient water circulation when rebuilding or servicing pumps.

Highlights

• OEM-Compatible Fit: Designed to replace Pentair 073131, the Swimables SW-21-006 impeller offers seamless compatibility with WhisperFlo and IntelliFlo 3 HP pump models.

• Restores Hydraulic Performance: Replacing a worn impeller recovers lost flow and pressure, improving circulation, filtration quality, and overall system efficiency.

• Durable Construction: Made from rugged molded material resistant to chlorine, saltwater, and UV degradation, extending service life under demanding pool conditions.

• Precision Blade Design: Engineered with accurate tolerances to minimize vibration, noise, and imbalance, ensuring smoother and quieter pump operation.

• Straightforward Installation: Slides directly onto the motor shaft and engages the volute geometry correctly, reducing service time and simplifying pump rebuilds.

Compatibility

• Pentair WhisperFlo Pump Models: WFE-12, WF-12, WFK-12
• Pentair IntelliFlo 3HP Pumps
  
• Pentair IntelliFlo® VS Pump
• Pentair IntelliFlo® VS 3050 Pumps
• Pentair IntelliFlo® VF and VS + SVRS 3HP Pumps

Note: This part may be compatible with your system, please refer to your owners manual to ensure compatibility.

Additional Info

This guide covers the Swimables SW-21-006 impeller, a replacement for Pentair 073131. Learn its compatibility with WhisperFlo and IntelliFlo pumps, when to replace it, and how to check pricing and availability locally.

Compatibility With Pump Models

The SW-21-006 is designed for WhisperFlo WFE-12, WF-12, WFK-12, and IntelliFlo 3 HP pumps including VS, VS3050, VF, and SVRS versions.

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Replacement Timing and Maintenance

Replace impellers when flow drops, vibration increases, or blades are damaged. Routine checks extend pump life and efficiency.

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Local Price and Stock Checks

Many shops carry impellers but prices vary. Call ahead to confirm stock and local pricing for faster service.

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