OEM Jandy Diffuser O-Ring R0558701 is a genuine factory replacement part engineered for use with Jandy JHP and PHP series pool and spa pumps. This precision-molded O-ring forms a critical watertight seal between the pump diffuser and housing, ensuring proper pressure levels and preventing leaks that could reduce pump performance or damage internal components. Designed to fit pump models ranging from 0.75 HP to 2.5 HP, this high-quality O-ring is made from chemical-resistant materials that stand up to the harsh conditions of pool environments. Replacing worn or flattened O-rings during regular maintenance is essential to preserving energy efficiency, reducing operational strain, and extending the life of your pump.
Highlights
-
Genuine Jandy Replacement: Manufactured to OEM specifications for JHP and PHP pumps for guaranteed fit and dependable sealing
-
Watertight Sealing: Prevents moisture leaks between the diffuser and pump housing to protect internal components and maintain pressure
-
Optimizes Pump Efficiency: Maintains consistent flow rates and reduces the risk of cavitation or pressure loss during operation
-
Durable Construction: Built from premium elastomers that resist wear from chlorine, heat, and prolonged system cycling
-
Supports Regular Maintenance: Recommended for routine inspections and replacement as part of pump servicing to extend equipment lifespan
Includes
- (1) Jandy Diffuser O-Ring
Compatibility
- Jandy JHP and PHP Pumps 0.75 HP to 2.5 HP
Note: This O-Ring may be compatible with your pump, please refer to your systems owners manual to ensure compatibility
Additional Info
Jandy R0558701 Diffuser O-Ring – For JHP and PHP Pumps 0.75–2.5 HP
R0558701 – Creates A Tight Seal Between Pump Housing And Diffuser
OEM Fit – Compatible With Jandy JHP And PHP Series Pumps
Helps Maintain Consistent Pressure And Leak-Free Operation
In-stock R0558701 available for fast pump service and repair jobs
Built To Handle Chemical Exposure And Long-Term Use
Pool Pump O-Ring R0558701 – Jandy Diffuser Seal For JHP/PHP
For Use With 0.75HP To 2.5HP Jandy Pump Models
Reinforces System Efficiency And Reduces Risk Of Leaks
OEM Quality – Designed For Longevity In Harsh Conditions
Great local pricing available on R0558701 for service techs
Reliable Performance – Supports Regular Pump Maintenance
Diffuser Seal R0558701 – Jandy O-Ring For JHP And PHP Pumps
Ensures Proper Water Flow Between Pump Parts
Easy Replacement Part – Fits Snugly Into Diffuser Assembly
Helps Extend The Life Of Pump Equipment
Trusted part by local pros for fast pickup and repairs
Compatible With Multiple Jandy Pump Configurations
Diagram
Found In These Collections
Questions & Answers
Have a Question?
Be the first to ask a question about this.