The PB4-60 Impeller is a genuine replacement component designed for use in Polaris PB4-60 booster pumps. The impeller is the rotating internal part responsible for moving water through the pump, generating the pressure required to power pressure-side pool cleaners. Proper impeller performance is essential for maintaining consistent water flow and reliable cleaner operation.

Inside a booster pump, the impeller operates under constant load, high rotational speed, and continuous exposure to water and debris. Over time, impellers can wear, crack, or become damaged due to debris ingestion, cavitation, or normal mechanical stress. When this occurs, the pump may lose pressure, cleaners may operate sluggishly, or the pump may fail to deliver adequate flow altogether.

Replacing a worn or damaged impeller restores proper hydraulic performance and helps prevent additional strain on the motor and internal pump components.

Why the Impeller Matters

The impeller is the heart of the booster pump’s hydraulic system.

Why this matters:

• Generates the water pressure required to operate pressure-side cleaners

• Maintains proper flow rate through the booster pump

• Prevents loss of cleaning performance caused by reduced pressure

• Reduces strain on the motor caused by inefficient water movement

• Helps restore the pump’s original operating efficiency

A damaged impeller can mimic other pump issues, making timely replacement critical for accurate troubleshooting and reliable operation.

Designed for Polaris PB4-60 Booster Pumps

This impeller is manufactured to Polaris specifications and is designed specifically for PB4-60 booster pump models. Proper sizing, vane geometry, and material composition ensure correct fit and optimal performance within the pump housing.

Using the correct impeller is critical. Incorrect or worn impellers can cause reduced output, excessive vibration, or internal pump damage. OEM replacement parts ensure compatibility and long-term durability in high-speed booster pump applications.

Always confirm pump model compatibility before installation.

Service-Ready Installation

The PB4-60 impeller is typically replaced during booster pump rebuilds, pressure loss diagnostics, or when internal damage is discovered during service. Replacement often occurs alongside seal kits, O-rings, or diffuser inspections.

During installation:

• Inspect the diffuser and pump housing for wear or debris

• Replace shaft seals if the motor is removed

• Ensure the impeller is securely threaded or mounted per manufacturer guidelines

• Follow proper torque and reassembly procedures

Replacing worn internal components together helps restore full pump performance and reduces repeat service calls.

Product Specifications

Buy with Confidence from Benchmark Pool Supply

When you purchase the PB4-60 Impeller from Benchmark Pool Supply, you’re getting a high-quality replacement part trusted by pool service professionals. We stock critical internal pump components to help restore cleaner performance and extend the life of booster pump systems.

Benchmark Pool Supply is your trusted source for professional-grade pool equipment parts and booster pump repair supplies.