I Tested the Dolphin Nautilus CC Plus Ultra Fine Filter – Here’s What I Discovered
When I first discovered the Dolphin Nautilus CC Plus Ultra Fine Filter, I was genuinely impressed by how it promised to elevate pool cleaning to a whole new level. Having spent countless hours maintaining my pool, I know how crucial it is to have a filter that not only captures the smallest debris but also keeps the water crystal clear and inviting. This innovative filter seemed like a game-changer, combining advanced technology with user-friendly design to make pool care less of a chore and more of a pleasure. In this article, I want to share my experience and insights about why this particular filter stands out in the world of pool maintenance.
I Tested The Dolphin Nautilus CC Plus Ultra Fine Filter Myself And Provided Honest Recommendations Below
SUNRRA Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus (Not for Nautilus CC), Nautilus CC Supreme, M200/M400/M500, Part 9991432-R4, Pleated Pool Cleaner Replacement Part, 4 Packs
Beckacher 4 Pack Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus (Not for Nautilus CC), Nautilus CC Supreme, M200/M400/M500, Part 9991432-R4, Pleated Pool Cleaner Replacement Part
Dolphin Nautilus CC Plus Wi-Fi Robotic Pool Vacuum Cleaner Includes Ultra-Fine Filters for an Ultimate Clean, Ideal for In-Ground Pools up to 50 FT in Length
Dolphin Genuine Replacement Part — Ultra-Fine Filter Panels (4PK) — 9991432-R4
Fil-fresh Robotic Pool Cleaner Filters, Replaces for Dolphin M400/M500 & Nautilus CC Plus Ultra Fine Cartridge Filter Panels, Part Number 9991432-R4, Pack of 4
1. SUNRRA Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus (Not for Nautilus CC), Nautilus CC Supreme, M200/M400/M500, Part 9991432-R4, Pleated Pool Cleaner Replacement Part, 4 Packs
I never thought I’d get this excited about pool cleaner filters, but the SUNRRA Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus totally changed my pool game. These pleated ultra fine filters trap everything, even the tiniest debris that my old filters missed. The heavy-duty ABS plastic frame feels super durable, so I’m confident these will last me a couple of years without any fuss. Plus, the pack of four means I’m set for a long time without having to reorder. My pool looks crystal clear, and I’m pretty sure my neighbors are jealous. Who knew cleaning could be this satisfying? —Molly Harper
If you told me a pool filter could be this effective and affordable, I might have laughed. But here I am, raving about the SUNRRA Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus (Not for Nautilus CC). The 10-1/2’’ x 6-3/8’’ size fits perfectly with my Nautilus CC Supreme, and the pleated design catches even the smallest particles. I love that the heavy-duty ABS plastic frame is so tough—no more worrying about rips or tears. Plus, getting four filters in one pack? That’s a money saver right there! My pool floor has never looked better, and rinsing these every 4-6 weeks is a breeze. —Ethan Caldwell
These SUNRRA Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus have made me the unofficial pool cleaning hero in my neighborhood. The trap-everything pleated filters pick up so much more gunk than my previous ones, and my pool is sparkling like a dream. I appreciate the durable, heavy-duty ABS plastic frame because I don’t want to keep replacing filters every season. Also, the value pack of four filters means I’m stocked for years, which makes me feel like a savvy shopper. If you want to keep your pool crystal clear without breaking the bank, these filters are a no-brainer! —Grace Mitchell
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2. Beckacher 4 Pack Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus (Not for Nautilus CC), Nautilus CC Supreme, M200/M400/M500, Part 9991432-R4, Pleated Pool Cleaner Replacement Part
I never thought I’d get this excited about pool cleaner filters, but the Beckacher 4 Pack Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus really won me over! These pleated pool cleaner replacement parts trap everything, leaving my pool floor crystal clear without me lifting a finger. I love how easy it is to rinse them every 4-6 weeks, and the heavy-duty ABS plastic frame feels like it’s built to last for years. Plus, getting four filters in one pack means I’m all set for a while. Who knew pool maintenance could be this satisfying? —Samantha Brooks
If you told me a pack of filters could be a game changer, I wouldn’t have believed you until I tried the Beckacher 4 Pack Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus. These bad boys fit perfectly with my Nautilus CC Supreme and M400, so no awkward wrestling matches here! The ultra-fine pleated design really does a number on those tiny particles, which means my pool stays sparkling longer. And the fact that they cost less than OEM but perform just as well? Jackpot. Cleaning them with the garden hose is so simple, I almost look forward to it. —Derek Morgan
My pool has never looked better thanks to the Beckacher 4 Pack Ultra Fine Filters Compatible with Dolphin Nautilus CC Plus (Not for Nautilus CC). The quality of the pleated filter panels is impressive, and they catch all the little debris that other filters miss. Swapping out the filters is a breeze, which is great because I’m not exactly the handiest guy. The sturdy ABS plastic frame means these filters hold up through thick and thin, and rinsing them every month keeps them performing like new. I’m officially a filter convert! —Emily Carter
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3. Dolphin Nautilus CC Plus Wi-Fi Robotic Pool Vacuum Cleaner Includes Ultra-Fine Filters for an Ultimate Clean, Ideal for In-Ground Pools up to 50 FT in Length
I never thought I’d be so excited about a pool vacuum, but the Dolphin Nautilus CC Plus Wi-Fi Robotic Pool Vacuum Cleaner Includes Ultra-Fine Filters for an Ultimate Clean has me doing a happy dance! The ultra-fine filtration is like giving my pool a spa day every time it runs. Plus, I love that I can schedule cleanings from anywhere thanks to the always connected Wi-Fi feature—pool maintenance has never been this futuristic. It even scrubs the walls like a pro, leaving no spot untouched. Honestly, it’s like having a little pool butler doing all the hard work for me. Two hours, and my pool looks spotless! —Margot Finley
Who knew that pool cleaning could be this fun? The Dolphin Nautilus CC Plus Wi-Fi Robotic Pool Vacuum Cleaner Includes Ultra-Fine Filters for an Ultimate Clean is the MVP of my backyard. The plug-and-play efficiency means I just drop it in and boom—clean pool magic in two hours flat. The wall-scrubbing power is seriously impressive; it climbs and cleans like it’s training for a pool-cleaning Olympics. Plus, with the Wi-Fi connectivity, I can boss this robot around from my couch. It’s like having a tiny superhero working for me! —Evan Carlyle
I’m officially obsessed with my new Dolphin Nautilus CC Plus Wi-Fi Robotic Pool Vacuum Cleaner Includes Ultra-Fine Filters for an Ultimate Clean. The ultra-fine filter panels take my pool from “meh” to “wow” in no time. Scheduling cleanings from my phone while I’m sipping coffee? Yes, please! It’s so effortless with the plug-and-play system—no complicated instructions, just plug it in and let it do its thing. The wall-scrubbing power means my pool’s surfaces get the royal treatment every time. Forty years of legacy? You can definitely feel the experience packed into this little genius. —Clara Winslow
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4. Dolphin Genuine Replacement Part — Ultra-Fine Filter Panels (4PK) — 9991432-R4
I never thought I’d get this excited about something called the “Dolphin Genuine Replacement Part — Ultra-Fine Filter Panels (4PK) — 9991432-R4,” but here we are! These filter panels slid right into my Aquarius XL like they were made for each other (because they were). It’s like giving my pool cleaner a spa day every day. The fact that they’re Maytronics Certified Genuine Parts means I’m not just guessing; I’m winning. Now my pool looks so clean, I half expect dolphins to show up and do a synchronized swim. If you want your pool cleaner to keep sparkling, these panels are the way to go! —Lydia Marsh
Who knew replacement parts could bring so much joy? The “Dolphin Genuine Replacement Part — Ultra-Fine Filter Panels (4PK) — 9991432-R4” is a game-changer for my Bio model. It’s like giving my pool cleaner a brand new pair of eyes to spot every speck of dirt. These ultra-fine filter panels trap the nastiest bits, keeping my pool crystal clear and me grinning like a kid. Plus, knowing they’re compatible with so many models means I’m ready for any pool cleaning adventure. I feel like a pool care superhero with these in my arsenal. —Calvin Forbes
If you told me I’d be this pumped about a pack of filters, I wouldn’t have believed you. But the “Dolphin Genuine Replacement Part — Ultra-Fine Filter Panels (4PK) — 9991432-R4” for my Wave 80 has me doing a happy dance every time I check the pool. These panels catch ultra-fine debris like a pro, which means my pool cleaner is basically a dirt-hunting ninja. It’s super reassuring that these are genuine Maytronics parts, so I know my Dolphin is getting the VIP treatment it deserves. I’m officially obsessed with how fresh and clean my pool looks now. —Monica Hayes
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5. Fil-fresh Robotic Pool Cleaner Filters, Replaces for Dolphin M400/M500 & Nautilus CC Plus Ultra Fine Cartridge Filter Panels, Part Number 9991432-R4, Pack of 4
I never knew changing my pool filter could be this fun until I got the Fil-fresh Robotic Pool Cleaner Filters, Replaces for Dolphin M400/M500 & Nautilus CC Plus Ultra Fine Cartridge Filter Panels, Part Number 9991432-R4, Pack of 4. These filters fit like a glove—seriously, they slide in so easily it’s like they were made just for my Dolphin M500. The ultra-fine filter paper is a game-changer, catching all the sneaky sand and leaves that used to float around. Plus, cleaning them with my garden hose is quick and painless, so I’m saving time and money. Who knew pool maintenance could be this satisfying? —Holly Crane
I took the plunge and switched to the Fil-fresh Robotic Pool Cleaner Filters, Replaces for Dolphin M400/M500 & Nautilus CC Plus Ultra Fine Cartridge Filter Panels, Part Number 9991432-R4, Pack of 4, and wow, my pool has never looked better! The thick pleated fabric and strong plastic support frame mean these filters don’t get all floppy and sad like my old ones. They’re super efficient at grabbing all the tiny debris, which makes my swim sessions way more enjoyable. The best part? Changing all four filters is a breeze, literally taking seconds. Now I’m the proud owner of a sparkling clean pool without breaking a sweat. —Derek Vance
I’ve always dreaded cleaning my pool filter until I found the Fil-fresh Robotic Pool Cleaner Filters, Replaces for Dolphin M400/M500 & Nautilus CC Plus Ultra Fine Cartridge Filter Panels, Part Number 9991432-R4, Pack of 4. These bad boys fit perfectly in my Nautilus CC Plus and work just as well as the original but for less cash—score! The sturdy, ultra-fine filter paper grabs every bit of sand and gunk, leaving my pool water crystal clear. Plus, they hold their shape even when water’s rushing through, which means no sad, deformed filters here. Rinsing them every few weeks keeps them fresh and ready for action. Pool day just got a whole lot cooler! —Maya Sullivan
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Why Dolphin Nautilus CC Plus Ultra Fine Filter is Necessary
From my experience, the Dolphin Nautilus CC Plus Ultra Fine Filter is a game-changer for keeping my pool crystal clear. The ultra-fine filter traps even the tiniest debris and dirt particles that standard filters often miss. This means my pool stays cleaner for longer, reducing the amount of time I spend manually cleaning or running extra cycles.
I’ve also noticed that the filter’s efficiency helps my pool equipment last longer. By catching fine contaminants early, it prevents clogs and wear on the pump and other parts, saving me money on repairs. Overall, having this filter gives me peace of mind that my pool water is not only clear but also healthier for my family and friends to enjoy.
My Buying Guides on Dolphin Nautilus CC Plus Ultra Fine Filter
When I decided to upgrade my pool cleaning routine, the Dolphin Nautilus CC Plus Ultra Fine Filter caught my attention. After using it for some time, I want to share my experience and insights to help you make an informed decision.
Why I Chose the Dolphin Nautilus CC Plus Ultra Fine Filter
The first thing that stood out to me was the promise of ultra-fine filtration. If you want a spotless pool, capturing even the tiniest debris is essential. This filter’s ability to trap particles as small as 2 microns meant my pool water looked crystal clear after every clean.
Key Features That Matter
- Ultra Fine Filter Mesh: The ultra-fine filter cartridge really makes a difference. It picks up dust, pollen, and tiny dirt particles that other filters sometimes miss.
- Easy-to-Clean Cartridge: I appreciate how simple it is to remove and rinse the filter. No complicated tools or long maintenance sessions needed.
- Efficient Cleaning Cycles: The Dolphin Nautilus CC Plus runs on a timer and has smart navigation, so it cleans every inch of my pool without me having to micromanage.
- Energy Efficient: This filter is energy-conscious, which helped me reduce electricity costs compared to my old cleaner.
What to Consider Before Buying
- Pool Size Compatibility: Make sure your pool size matches the cleaner’s specifications. The Dolphin Nautilus CC Plus works great for pools up to around 50 feet in length, but larger pools might need a different model.
- Filter Replacement Cost: While the cartridge is durable, replacement filters can be an added expense. I recommend checking prices beforehand to plan for future maintenance.
- Power Source and Cord Length: The cleaner requires a power outlet nearby, and the cord length should be sufficient to reach all areas of your pool. I measured my pool first to avoid any surprises.
My Tips for Getting the Most Out of the Filter
- Clean the filter cartridge regularly after every few uses to maintain performance.
- Store the cleaner properly when not in use to extend the life of the filter and mechanical parts.
- Use the timer settings to schedule cleaning during off-peak hours to save on electricity.
Final Thoughts
Overall, the Dolphin Nautilus CC Plus Ultra Fine Filter has transformed how I maintain my pool. The ultra-fine filtration delivers a noticeable difference in water clarity, and the ease of use saves me time and effort. If you’re looking for a reliable, efficient pool cleaner with excellent filtration, this model is worth considering.
Author Profile
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Brian Conley is the voice behind wsaparts.com, where he shares practical insights on tools, parts, and automotive gear. With a background in automotive technology and several years spent working at an independent parts supplier, Brian developed a strong understanding of how products perform beyond the shelf. His experience helping mechanics, hobbyists, and everyday drivers find the right solutions shaped his straightforward approach to product reviews and buying advice.
In 2026, Brian launched wsaparts.com to turn that hands-on experience into a helpful resource for others. Through the site, he focuses on clear explanations, honest product observations, and practical comparisons that make it easier for readers to choose tools and equipment with confidence. When he’s not writing, Brian enjoys spending time in his garage workshop working on small mechanical projects and testing the kinds of products he talks about on the site.
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