Maytronics Dolphin Ultra Fine Cartridge Filter Panels 9991425-R4 – 4-Pack Replacement Filters
Cleaner Parts and Accessories
Maytronics Dolphin Ultra Fine Cartridge Filter Panels - 4-Pack
Ultra-fine replacement filter panels designed to capture fine dirt, algae, pollen, and other small debris for crystal-clear pool water.
Warranty Information
1-Year Manufacturer's Warranty
Ultimate Pools is your first point of contact for compatibility verification, installation guidance, and warranty support.
The Maytronics Dolphin Ultra Fine Cartridge Filter Panels (9991425-R4) are genuine replacement filter inserts designed for select Dolphin robotic pool cleaners. This convenient 4-pack captures ultra-fine dirt, pollen, algae, sand, and other microscopic debris that standard filter panels may miss.
Manufactured by Maytronics for an exact OEM fit, these reusable filter panels help maximize cleaning performance while maintaining strong water flow. They are ideal for spring openings, heavy pollen seasons, fine dust, and everyday maintenance.
Key Features
Manufactured to original OEM specifications for reliable performance and precise fit.
Captures algae, pollen, dust, sand, and other fine debris for exceptional water clarity.
Easily rinse clean with a garden hose for repeated use throughout the swimming season.
Includes four replacement ultra-fine filter panels for compatible Dolphin filter baskets.
Helps your robotic cleaner remove smaller debris while maintaining efficient water flow.
Installs in minutes without tools for simple routine maintenance.
Compatibility
Compatible with select Maytronics Dolphin robotic pool cleaners including:
- Dolphin DLX 4*
- Dolphin DLX 5*
- Dolphin DX6*
- Dolphin Edge
- Dolphin Premier
- Dolphin Quest
- Dolphin Swash CL
- Dolphin Triton
- Dolphin Wave 30 & 75
- Dolphin X FORCE 30
- Dolphin XT2 & XT3
- Dolphin Discovery*
- Dolphin Nautilus Series
- Pentair Prowler 820
- Pentair Prowler 830
*Note: Models marked with an asterisk require the Maytronics Conversion Kit (9991414-R1).
Compatibility may vary by production year and cleaner configuration. Verify your cleaner model and existing filter style before ordering to avoid fitment issues.
Specifications
| SKU | 9991425-R4 |
| Brand | Maytronics |
| Product Type | Robotic Pool Cleaner Filter Panels |
| Filtration Type | Ultra Fine |
| Quantity | 4 Filter Panels |
| Compatibility | Select Maytronics Dolphin robotic pool cleaners (see compatibility section) |
| Additional Requirement | Certain models require Conversion Kit 9991414-R1 |
| Warranty | 1-Year Manufacturer's Warranty |
Frequently Asked Questions
Ultra-fine filters capture pollen, algae, fine dust, sand, silt, and other very small particles that standard filters may miss.
Yes. These are genuine OEM Maytronics replacement filter panels designed specifically for compatible Dolphin robotic cleaners.
Yes. Simply rinse them thoroughly with a garden hose after each cleaning cycle. Replace them when they become damaged or no longer clean effectively.
No. These filters fit many Dolphin robotic cleaners, but not every model. Please verify your cleaner model and note that certain models require the Maytronics Conversion Kit (9991414-R1).
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