PENTAIR SEAL PLATE CHALLENGER - 355303

SKU: 355303
Regular price $95.64

The Pentair Challenger Seal Plate (355303/355004Z) is an essential replacement component that pool service professionals rely on to restore pump efficiency and eliminate costly leak issues. This precision-engineered seal plate is specifically designed for Pentair Challenger High Flow and Pressure Pumps, as well as WaterFall™ Specialty Pool and Spa Pumps, making it a critical inventory item for pool contractors.

Professional Service Benefits

This seal plate eliminates pump leaks that can damage equipment and create liability issues at commercial installations. The stainless steel band clamp and square flange mounting system ensures secure, long-lasting repairs that protect your service reputation. Quick installation saves labor time on service calls, improving your profit margins per job.

Why Pool Contractors Choose MT Pools

With same-day shipping from stock and free shipping over $150, MT Pools keeps your service trucks stocked with essential components. Our superior customer service includes technical support to ensure proper installation and compatibility, reducing callbacks and warranty claims.

Frequently Asked Questions

Is part 355303 the same as 355004Z?

Yes, 355004Z is the updated part number for the same Pentair Challenger seal plate (355303). Both numbers reference the identical component.

Which Pentair pump models use this seal plate?

This seal plate fits Pentair Challenger High Flow and Pressure Pumps, plus WaterFall™ Specialty Pool and Spa Pumps (Models AFP-75, AFP-120).

What's included with the seal plate?

The seal plate often comes packaged with housing gasket and lubricant products needed for proper installation and leak prevention.

How difficult is installation for service technicians?

Installation is straightforward: remove the impeller, then remove four bolts securing the motor to seal plate. The stainless steel band clamp ensures secure mounting.

Order Today

Keep your service operations running smoothly with reliable Pentair replacement parts from MT Pools. Our technical team is ready to support your success with expert guidance and fast shipping.

• Compatible with Pentair Challenger High Flow and Pressure Pumps
• Fits WaterFall™ Specialty Pool and Spa Pumps (Models AFP-75, AFP-120)
• Durable black plastic construction resists chemicals and corrosion
• Stainless steel band clamp for secure volute to seal plate mounting
• Square flange design for proper seal plate to motor mounting
• Dimensions: 11.5" L x 11.5" W x 2" D, weighs 2.13 pounds
• Prevents pump leaks and restores efficiency
• Often packaged with housing gasket and lubricant
• 90-day warranty coverage
• Same or next day shipping from stock
• Free shipping available on orders over $150
• Easy installation - remove impeller and four mounting bolts