Pentair WhisperFlo WFE-4 1 HP Pool Pump | EC-015583

Pentair EC-015583 WhisperFlo WFE-4 1 HP High Performance Pool Pump

The Pentair WhisperFlo EC-015583 WFE-4 1 HP Pump, equivalent to models 011527 and 011513, delivers premium hydraulic performance and quiet, energy-efficient operation for residential and commercial pools. With a 1.1 Total Horsepower (THP) NEMA Premium® Efficient TEFC motor, it provides powerful circulation while meeting updated DOE efficiency standards. Engineered for both 115 V and 208-230 V applications, this high-performance pump maximizes flow and minimizes energy costs through an optimized hydraulic design. The WhisperFlo line is trusted for its proven longevity, rugged build quality, and near-silent operation that keeps backyard environments peaceful.

Built with durable, corrosion-resistant components and a Totally Enclosed Fan-Cooled (TEFC) motor, the WhisperFlo EC-015583 is made for continuous, worry-free use in demanding conditions. Its Cam and Ramp™ lid allows easy access to the large strainer basket for quick cleaning, while 2-inch NPT suction and discharge ports simplify installation and maintenance. Combining premium efficiency with exceptional hydraulic output, the WhisperFlo WFE-4 sets a new standard for single-speed pump performance and durability in DOE-compliant designs.

Key Features of the Pentair WhisperFlo EC-015583 WFE-4 Pump

• Equivalent to Pentair 011527 and 011513: Provides identical performance with updated DOE-compliant NEMA Premium® Efficient motor.

• 1.1 Total Horsepower (THP): Delivers powerful water circulation for filters, waterfalls, and spa systems with consistent flow and pressure.

• NEMA Premium® Efficient TEFC Motor: Totally Enclosed Fan-Cooled design offers long-term durability, quiet operation, and maximum energy savings.

• DOE Compliant Design: Meets updated federal efficiency requirements while maintaining the trusted performance of earlier WhisperFlo models.

• Optimized Hydraulics: Enhanced impeller and volute design improves flow efficiency and reduces operating costs without sacrificing power.

• 2" NPT Suction and Discharge Ports: Simplify installation and ensure unrestricted flow for high volume applications.

• Cam and Ramp™ Lid: Provides easy, tool-free access for quick inspection and cleaning of the strainer basket.

• Rugged, Corrosion-Resistant Housing: Built to withstand tough pool environments and prolong pump life.

• Smooth, Quiet Operation: Designed to minimize vibration and noise, maintaining WhisperFlo’s reputation for silent performance.

• WEF 3.4 Efficiency Rating: Demonstrates industry-leading energy efficiency and operational performance.