Pentair
Pentair 355004 Seal Plate
Best replacement part for residential pool pump maintenance.
Ensure your pool pump operates smoothly with the Pentair 355004 Seal Plate. This genuine Pentair replacement part is crafted from durable plastic, providing a secure connection between your pump's volute and motor. Designed specifically for Pentair PacFab Challenger and Waterfall pool pumps, it guarantees a precise fit and reliable performance. Easy to install, this seal plate is an essential component for maintaining the efficiency and longevity of your pool's circulation system, offering peace of mind for residential pool owners.
$183.99
Owner Satisfaction
4.6
/ 5
Category Rank
175
/ 2958
#175 in Pool & Spa Accessories
Price vs Category Average
-44%
Below average
Material
Plastic
/ Plastic
Who it's for
- Pool owners seeking long-term durability against harsh chemical exposure
- Budget-conscious owners looking to prevent expensive motor replacement costs
- DIY pool owners wanting a guaranteed, leak-free installation
Who should skip it
- Owners of non-Pentair pumps or incompatible older model series
- Shoppers looking for the most affordable repair solution
- Novice owners lacking the tools or experience for pump disassembly
Performance breakdown
Compatibility Precision
Engineered specifically for Challenger and Waterfall pumps for a perfect fit.
Material Durability
High-grade plastic construction withstands constant pressure and harsh pool chemicals.
Installation Simplicity
Straightforward design allows for quick replacement without specialized professional tools.
Structural Integrity
Robust square flange mounting ensures a rock-solid connection to the motor.
Seal Reliability
Maintains a tight, leak-free seal essential for optimal pump circulation efficiency.
OEM Authenticity
Genuine Pentair manufacturing guarantees consistent quality and long-term operational performance.
Key Specs
Material
Plastic
Volute to Seal Plate Mounting Type
Stainless Steel Band Clamp
Seal Plate to Motor Mounting Type
Square Flange
Seal Plate to Motor Hole Spacing
5-1/16"
Compatible with 0.5hp-3.0hp Challenger models
Compatible with 0.75hp-3.0hp Waterfall models
Manufacturer
Pentair
Installation Type
Residential
Features
- Genuine Pentair replacement part
- Durable plastic construction
- Secures volute to pump motor
- Compatible with Challenger/Waterfall pumps
- Uses stainless steel band clamp mounting
- Designed for residential pool pumps
What customers say
Customers overwhelmingly praise the Pentair 355004 Seal Plate for its perfect original equipment manufacturer fit and exceptional value. This genuine part reliably resolves common pool pump problems like leaks and noise, restoring efficiency to high-end units such as the WhisperFlo series. The core satisfaction stems from the significant cost savings achieved through successful do it yourself repair instead of costly professional service or full pump replacement. Users appreciate the high quality material, which matches the original, ensuring long term durability in pool environments. This seal plate is viewed as a trustworthy and essential component for extending the operational life of expensive pool equipment.
Know before you buy
Yes, the 355004 is an authentic Pentair replacement component designed to meet the exact specifications of your original equipment.
This seal plate is specifically engineered for Pentair PacFab Challenger and Waterfall pool pumps. It supports Challenger models ranging from 0.5hp to 3.0hp and Waterfall models from 0.75hp to 3.0hp.
This model features a square flange mounting design with a 5-1/16 inch hole spacing to secure it to the motor. The volute attaches to the seal plate using a stainless steel band clamp.
Installation is straightforward for most pool owners, but you will need standard hand tools to manage the stainless steel band clamp and the motor mounting bolts. Ensure you have a new shaft seal on hand, as it is standard practice to replace it whenever the seal plate is removed.
The seal plate is constructed from durable, high-grade plastic designed to withstand the constant pressure and chemical exposure typical of residential pool circulation systems.
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