Pentair 355315 Impeller | 1.5HP | Challenger Pumps

OEM Pentair 355315 is a high-performance replacement impeller for Challenger series pumps rated at 1.5 HP. It drives internal water movement, maintaining critical flow and filtration efficiency. Designed to meet original engineering specs, it’s crafted from impact-resistant plastic for continuous-duty use. This component is essential when servicing pumps with worn or damaged impellers that may hinder pressure output or lead to circulation failure.

Highlights

• Challenger-Specific Design: Fits Pentair Challenger 1.5 HP High Pressure pump models, providing the correct hydraulic output.

• Factory-Approved Replacement: Matches OEM dimensions and specs for seamless installation and dependable operation.

• Supports Pump Output: Delivers consistent water movement through filtration and return systems, essential for clean water.

• Durable and Chemical-Resistant: Built to resist wear from water velocity, debris, and chemical exposure common in pool environments.

• Critical Service Component: Ideal for restoring worn-out pumps to full performance without replacing the entire pump system.

Includes

• (1) Pentair 355315 Impeller

Compatibility

• Pentair Challenger 1.5 HP Pumps

Additional Info

Replacing a worn impeller on your Challenger 1.5 HP pool pump? This section explains what the 355315 part does, how to diagnose flow issues, and how to check pricing and stock at your nearest Wholesale Pool Mart.

Fixing Pressure Loss in Challenger Systems

When your pump loses power, the impeller is one of the first parts to inspect. The 355315 restores water movement in 1.5 HP models.

Is this the correct impeller for a 1.5 HP Challenger pump?

What performance issues are caused by a damaged impeller?

Can I replace this part without removing the entire motor?

Does this impeller work in high-head applications?

How do I check local stock for this part?

Impeller-Related Pump Troubleshooting

Worn impellers cause erratic flow, loss of prime, or unusual noises. Here’s how to identify the issue before replacing the whole pump.

Why does my Challenger pump lose pressure after startup?

Can the 355315 impeller crack from heat or cavitation?

How long should this OEM part last in a residential setup?

Does this work for both inground and above-ground installs?

Should I replace the seal plate when I change the impeller?

Checking Local Availability and Pricing

Wholesale Pool Mart locations often stock genuine Pentair pump parts. Here’s how to check your nearest store.

Can I check local price for the Pentair 355315 impeller?

Which Wholesale Pool Mart near me has this in stock?

Can I bring my old pump part for a fitment match?

Is this part carried at local shops year-round?

Do they stock the impeller seal at the same time?

Diagram