Jandy R0558701 Diffuser O-Ring | JHP PHP Pumps | 0.75HP to 2.5HP

OEM Jandy Diffuser O-Ring R0558701 is designed to maintain a secure, leak-proof seal within Jandy JHP and PHP series pool and spa pumps. This durable O-ring sits between the diffuser and pump housing, helping to preserve system pressure, prevent internal water loss, and optimize overall pump efficiency. Compatible with 0.75 HP to 2.5 HP pump models, this genuine replacement part is molded from high-quality materials resistant to pool chemicals and high temperatures. Routine replacement of this small but vital component supports optimal water circulation and ensures your pump continues running at peak performance for years to come.

Highlights

• Genuine Jandy Replacement: Designed specifically for compatibility with JHP and PHP pump models from 0.75 to 2.5 horsepower

• Watertight Sealing: Provides a tight seal to prevent water bypass, reduce air leaks, and support consistent system pressure

• Optimizes Pump Efficiency: Helps maintain balanced water flow and improves operational performance

• Durable Construction: Made from chlorine- and heat-resistant materials that stand up to demanding pool conditions

• Supports Regular Maintenance: Essential for seasonal inspections to avoid leaks and premature pump wear

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 Diffuser O-Ring R0558701 – For JHP/PHP 0.75HP–2.5HP Pumps

OEM O-Ring – Creates Leak-Free Seal In Pump Diffuser Housing

Compatible With Jandy JHP And PHP Pump Series

Designed To Maintain Pressure And Prevent Seal Failure

Ships fast – Order R0558701 online with tracked delivery

Durable Rubber – Resists Chemical And Temperature Damage

R0558701 O-Ring – Essential Seal For Pump Performance

Designed For Models From 0.75 Horsepower To 2.5 Horsepower

Supports Quiet, Efficient Water Flow In Pump Systems

Easy-To-Install – Perfect Fit For Jandy Pump Maintenance

Best online pricing available on R0558701 with warranty

Ideal For Periodic Maintenance And Leak Prevention

Jandy Pump Diffuser Seal – OEM R0558701 O-Ring

Maintains Proper Internal Water Routing In Jandy Pumps

Quality Construction – Withstands Routine Pool Use

Compatible With Most Mid-Sized JHP And PHP Pumps

Online exclusive R0558701 with fast checkout options

OEM Part – Matches Factory Dimensions And Material Specs

Diagram