Pentair Challenger High Pressure Pump Diffuser 3/4F, 1F, 1A, 1-1/2A | 355188

Pentair Challenger High Pressure Pump Diffuser 3/4F, 1F, 1A, 1-1/2A

OEM Pentair Challenger high-pressure pump diffuser for 3/4F–1-1/2A models. Functional wet-end flow part. SKU 355188.

Features

• Genuine Pentair Challenger diffuser for high pressure pumps. 
• Fitment across 3/4F, 1F, 1A, and 1-1/2A models. ooth water transition from impeller to volute. 

Description

This OEM Pentair Challenger High Pressure Pump Diffuser (SKU 355188) helps maintain efficient flow by guiding water from the impeller into the pump housing, reducing energy loss and preserving pressure in 3/4F through 1-1/2A models. Durable thermoplastic construction resists common pool chemicals and wear for dependable performance. 

Pro Tip

When doing a wet-end service, replace this diffuser with the matching OEM impeller and check mechanical seals for wear to ensure long-lasting operation.

Related Parts

• Pentair Challenger Pump Impeller 3/4F, 1A | 355187
• Pentair Challenger Mechanical Seal 5/8″ | 354545S
• Pentair Challenger Diffuser 1/2F, 3/4A | 355148

Installation Tips

Disconnect power and drain the pump before servicing. Ensure diffuser o-ring and screws are replaced if worn. Align diffuser vanes and secure with proper hardware to avoid vibration and noise. 

We want you to have quick and easy access to warranty information for all the brands we carry. Please click on the links below to view each manufacturer’s warranty page:

• Pentair Warranty
  
• A&A (Pentair In-Floor) Warranty
  
• Fluidra Warranty (Zodiac / Jandy / Polaris / Caretaker)
  
• Paramount Warranty
  
• BlueSquare Warranty
  
• Hayward Warranty
  
• All Other Manufacturer Warranties
  

Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.