Product Overview

Aftermarket Swimmables 1 HP Pentair Whisperflo or Intelliflo Impellor.

The Swimables SW-21-003 is an aftermarket replacement impeller for compatible Pentair WhisperFlo and IntelliFlo-style pump wet ends. It is listed as a direct substitute for industry part number 073128 and helps restore flow and pressure when the original impeller is worn, cracked or damaged.

Ideal For

Rebuilding compatible WhisperFlo / IntelliFlo-style wet ends

Replacing a worn, cracked or clogged 1 HP impeller

Pool service repair jobs

Key Features

Aftermarket replacement: cross-references to 073128

1 HP impeller rating

Impeller only; diffuser, shaft seal and gaskets sold separately

Specifications

Warranty & Compatibility

Compatibility Notes

Designed for compatible Pentair WhisperFlo and IntelliFlo-style wet ends where the existing impeller is 073128. Confirm pump model, motor horsepower and service factor, and impeller part number before ordering. This is an aftermarket part and is not manufactured by Pentair.

Installation Notes

Disconnect power before servicing. Replacing the shaft seal whenever the impeller is removed is strongly recommended. Inspect the diffuser and seal plate for wear during the rebuild.

Customer-Facing Q&A

Q: What part number is this?
A: Swimables SW-21-003.

Q: What is the UPC?
A: 810108821298.

Q: What does it replace?
A: It cross-references to industry part number 073128.

Q: Is this an OEM Pentair part?
A: No. It is an aftermarket Swimables replacement.

Q: Does it include the shaft seal or diffuser?
A: No. Impeller only.