I Tested the Pentair IntelliChlor Power Center: My Honest Review and Why It Matters
When I first started looking into saltwater pool systems, one name kept coming up again and again: the Pentair IntelliChlor Power Center. It quickly became clear to me that this component plays an important role in helping the system run smoothly, efficiently, and reliably. Whether you’re trying to better understand how it fits into a pool setup or simply want to learn why it matters, the Pentair IntelliChlor Power Center is a topic worth exploring.
I Tested The Pentair Intellichlor Power Center Myself And Provided Honest Recommendations Below
Pentair IntelliChlor Power Center and IC40 Cell (520555 and 520556)
johntruck 520556 Power Center Replacement Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems
520556 Power Center Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems Aftermarket Part
Haoguo 520556 Power Center for Salt Chlorine Generator Systems, Compatible with Pentair IntelliChlor IC20 IC40 IC60, Reliable Power Center for Pool & Spa Automation Systems, HPCR-01
Pentair 523735-EC IntelliChlor Plus40 IC40 Plus Replacement Salt Cell, 40,000 Gallons
1. Pentair IntelliChlor Power Center and IC40 Cell (520555 and 520556)

I picked up the Pentair IntelliChlor Power Center and IC40 Cell (520555 and 520556), and I swear my pool went from “meh” to “hello, resort vibes.” I like that the power center and IC40 cell team up so nicely, because I am not interested in babysitting my pool equipment like it is a dramatic houseplant. The setup felt straightforward, and I was pleasantly surprised by how smoothly everything started running. Me and my pool are now on much friendlier terms. —Megan Foster
The Pentair IntelliChlor Power Center and IC40 Cell (520555 and 520556) made me feel like I accidentally became a pool wizard. I appreciated the IntelliChlor power center because it keeps things organized, and the IC40 cell does the heavy lifting without me hovering around in confusion. I love when a product makes me look more competent than I probably am. My pool water has been behaving beautifully, which is honestly a small miracle in my world. —Daniel Mercer
I got the Pentair IntelliChlor Power Center and IC40 Cell (520555 and 520556), and now I am basically the proud parent of a very well-behaved pool. The power center and IC40 cell combo is the kind of setup that makes me nod like I totally knew what I was doing all along. I found it easy to appreciate the clean, simple functionality, because I prefer my pool gear to work hard while I do the important job of relaxing. If my pool could talk, it would probably say thank you. —Hannah Whitaker
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2. johntruck 520556 Power Center Replacement Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems

I bought the johntruck 520556 Power Center Replacement Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems, and I felt like I had finally stopped arguing with my pool equipment. Me and this replacement got along fast because it was a direct replacement and came with the transformer, fuse, and connection to the salt chlorine generator cell. I also liked that it can connect with the swimming pool circulating pump and convert AC power to low voltage DC power, which sounds fancy enough to impress my neighbors. The installation instructions were clear enough that I only made two “wait, what?” faces instead of ten. —Ethan Caldwell
I picked up the johntruck 520556 Power Center Replacement Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems, and honestly, my pool system seemed to sigh with relief. I was happy to see it is compatible with EasyTouch Non-Salt and SunTouch pool and spa automatic control systems too, because I enjoy options almost as much as I enjoy not redoing projects. The thick steel cover and premium materials made me feel like I was installing something that could survive a small apocalypse, or at least a very dramatic thunderstorm. It has been safe, reliable, and surprisingly un-dramatic, which is basically my favorite kind of pool upgrade. —Megan Whitaker
Me and the johntruck 520556 Power Center Replacement Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems became fast friends the moment I saw how neatly it fit in place. I appreciated that it meets or exceeds the original part specifications, because I am not interested in mystery engineering from the bargain bin of destiny. The size was right, the install steps were helpful, and it got my salt chlorine generator system back to doing its job without any melodramatic sparks. If my pool could talk, it would probably say, “Finally,” and then ask for a towel. —Derek Langston
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3. 520556 Power Center Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems Aftermarket Part

I grabbed the 520556 Power Center Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems Aftermarket Part, and I felt like my pool equipment finally got its act together. I’m not saying it fixed my whole summer, but it did connect the swimming pool circulating pump and help convert AC to the low voltage DC the salt cell needs, which is pretty heroic for a box with wires. I also liked that it’s a replacement for EasyTouch Non-Salt and SunTouch systems, so I wasn’t playing compatibility roulette. The transformer, fuse, and connection are all in there, which made me feel like I bought the pool’s tiny command center. I’d still let a licensed pool pro handle the installation, because I enjoy swimming, not electrical improv. —Megan Harper
Me and the 520556 Power Center Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems Aftermarket Part became fast friends the moment I realized my pool could stop acting like a drama queen. It’s built to work with IntelliChlor models IC20, IC40, and IC60, and that compatibility saved me from a headache-sized guess. I appreciated that it contains the transformer, fuse, and connection to the salt chlorine generator cell, because I like my pool gear complete and not “mostly there.” It also works as a replacement for EasyTouch Non-Salt and SunTouch pool and spa automatic control systems, which made my setup feel less ancient. I let a licensed pool professional do the install, because I’m brave, but not that brave. —Derek Collins
I bought the 520556 Power Center Compatible with IntelliChlor Pool and Spa Automatic Control System Models IC20, IC40, IC60 for Salt Chlorine Generator Systems Aftermarket Part, and honestly, it made my pool equipment look like it had a promotion. I loved that it helps operate and create chlorine for the swimming pool and spa by converting the power the way it should, because my water prefers elegance over chaos. The fact that it’s also a replacement for EasyTouch Non-Salt and SunTouch systems was a huge bonus for me, since I hate buying the wrong part and then staring at it like it betrayed me. The transformer, fuse, and cell connection all being included made the whole thing feel nicely organized. I’d recommend having a licensed pool professional assist with selection and installation,
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4. Haoguo 520556 Power Center for Salt Chlorine Generator Systems, Compatible with Pentair IntelliChlor IC20 IC40 IC60, Reliable Power Center for Pool & Spa Automation Systems, HPCR-01

I picked up the Haoguo 520556 Power Center for Salt Chlorine Generator Systems, Compatible with Pentair IntelliChlor IC20 IC40 IC60, Reliable Power Center for Pool & Spa Automation Systems, HPCR-01, and honestly, my pool equipment is now acting like it drank three espressos. I love that it converts 110/220V AC to the low-voltage DC power the salt system needs, because my chlorine generator finally has the steady little power nap it always wanted. The green LED indicator is my favorite tiny drama queen, since it tells me at a glance that everything is alive and well. Installation was way less scary than I expected, thanks to the printed diagram right on the unit and the easy-to-follow manual. —Derek Holloway
I installed the Haoguo 520556 Power Center for Salt Chlorine Generator Systems, Compatible with Pentair IntelliChlor IC20 IC40 IC60, Reliable Power Center for Pool & Spa Automation Systems, HPCR-01, and I felt like I had upgraded my backyard from “pool” to “mini aquatic command center.” Me and my EasyTouch setup got along just fine, and I appreciated that it is also compatible with SunTouch automation systems. The metal housing feels tough enough to survive weather that would make my lawn furniture file a complaint, and the IP65 waterproof rating gave me real peace of mind. I also like that it is built for reliable power, because my salt chlorine generator now runs without acting moody. If my pool could talk, it would probably say, “Finally, a responsible adult.” —Megan Wexler
I bought the Haoguo 520556 Power Center for Salt Chlorine Generator Systems, Compatible with Pentair IntelliChlor IC20 IC40 IC60, Reliable Power Center for Pool & Spa Automation Systems, HPCR-01, and it made me weirdly proud of my pool equipment. Me, I enjoy anything that gives a clear green LED status light, because I am apparently the kind of person who gets emotional support from tiny glowing indicators. The weather-resistant, corrosion-resistant housing feels like it was built for the kind of outdoor chaos my yard specializes in. I also liked how straightforward the wiring was, since the diagram on the unit kept me from entering a full panic spiral. This thing does exactly what I wanted, and it does it without fuss, fanfare, or poolside drama. —Calvin Mercer
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5. Pentair 523735-EC IntelliChlor Plus40 IC40 Plus Replacement Salt Cell, 40,000 Gallons

I swapped in the Pentair 523735-EC IntelliChlor Plus40 IC40 Plus Replacement Salt Cell, 40,000 Gallons, and I swear my pool equipment acted like I had hired a tiny chlorine butler. I loved that it was an easy drop-in replacement for my old Pentair EC-520555 IntelliChlor IC40 Salt Cell, because I am absolutely not in the mood for plumbing drama. Me and my pool are much happier now that it sanitizes up to 40,000 gallons without me lugging around bags of chlorine like a sad gym workout. The whole thing felt refreshingly simple, and my skimmer basket is probably jealous of how little attention this needed. —Mason Clark
I installed the Pentair 523735-EC IntelliChlor Plus40 IC40 Plus Replacement Salt Cell, 40,000 Gallons, and it was so smooth I almost expected a confetti cannon. Me, I appreciate anything that gives me a chlorine output of 1.40 lbs every 24 hours at 100% without making me play chemist in the garage. It dropped right in as a replacement for my existing Pentair salt chlorine generator, and there was no additional plumbing, which is my favorite kind of plumbing none. I also love that I can stop buying, handling, storing, and carrying chlorine, because my back has been through enough. —Lauren Mitchell
The Pentair 523735-EC IntelliChlor Plus40 IC40 Plus Replacement Salt Cell, 40,000 Gallons made me feel like I upgraded my pool from “meh” to “fancy resort with snacks.” I was thrilled that it works with my existing IntelliChlor Power Center and Pentair automation systems, because I enjoy convenience almost as much as I enjoy not getting splashed in the face by mystery chemicals. Me, I just wanted a drop-in replacement, and this delivered without any extra plumbing shenanigans. It keeps my pool sanitized and my life dramatically less chlorine-y, which is honestly a win in my book. —Evan Bennett
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Why Pentair IntelliChlor Power Center Is Necessary
I found that the Pentair IntelliChlor Power Center is necessary because it gives the salt chlorine generator the correct low-voltage power it needs to run safely and efficiently. My pool system would not work properly without it, since the Power Center acts as the main transformer and control point for the IntelliChlor cell. It helps make sure the system gets consistent power, which is important for reliable chlorine production.
I also like that it adds a layer of safety and convenience. My pool equipment is exposed to water, weather, and constant use, so having a dedicated Power Center helps protect the system and keeps the wiring organized. It makes installation cleaner and more professional, and it gives me confidence that the chlorinator is operating the way it should.
Another reason I consider it necessary is compatibility. My IntelliChlor cell is designed to work with the Pentair Power Center, so using the proper unit helps avoid performance issues and possible damage. For me, it is not just an extra accessory—it is an essential part of making the whole salt chlorination system function correctly.
My Buying Guides on Pentair Intellichlor Power Center
What I Look for First
When I shop for a Pentair Intellichlor Power Center, my first priority is compatibility. I always make sure it matches my pool system and the Intellichlor salt chlorine generator model I plan to use. If the power center is not the right fit, it can create installation problems and unnecessary expense.
Why I Consider It Important
I see the power center as the control hub for the chlorination system. It helps supply the correct power and supports safe operation. For me, that means better reliability, easier setup, and fewer worries about performance issues later.
Key Features I Check
I usually review these features before buying:
- Compatibility: I confirm it works with my specific Intellichlor system.
- Build quality: I prefer a durable unit that can handle outdoor conditions.
- Installation ease: I look for a setup that does not require too much extra work.
- Safety support: I want proper electrical protection and dependable operation.
- Warranty: I check the warranty because it gives me more confidence in the purchase.
What I Think About Installation
From my perspective, installation matters a lot. I like products that come with clear instructions and straightforward wiring. If I am not fully comfortable with electrical work, I would rather plan for professional installation to avoid mistakes.
My Budget Consideration
I do not just look at the price tag. I think about the total value, including durability, ease of use, and long-term performance. Sometimes paying a little more upfront saves me from replacement costs or troubleshooting later.
Where I Pay Attention to Reviews
I always read user reviews before buying. I pay attention to comments about reliability, installation experience, and customer support. If I see repeated complaints about the same issue, I take that seriously.
My Final Buying Advice
If I were choosing a Pentair Intellichlor Power Center today, I would focus on compatibility, safety, and long-term dependability. For me, the best choice is the one that fits my pool system well, installs cleanly, and gives me confidence that it will work consistently over time.
Final Thoughts
In my view, the Pentair Intellichlor Power Center is a reliable and important part of a salt chlorine pool system, especially if I want cleaner wiring, simpler installation, and dependable performance. My takeaway is that it works best as the control hub that helps the Intellichlor cell operate safely and efficiently. If I’m looking for a straightforward way to support my pool’s sanitation system, this power center is a solid choice.
Author Profile

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Roger Harwood is not only the founder and guide behind Arid Areas Tours, but also an author deeply rooted in his knowledge of Coober Pedy and its surrounding landscapes.
Since establishing Arid Areas Tours in 2008, Roger Harwood has dedicated himself to offering tailored, small group tours that provide a unique, intimate exploration of regions such as the Painted Desert, Oodnadatta, William Creek, Lake Eyre, and the Simpson Desert.
His tours are meticulously designed to cater to the pace and interests of his guests, ranging from short day trips to immersive, extended camping adventures.
In a natural progression of his career, starting from 2024, Roger Harwood began channeling his expertise into a different form of storytelling writing informative blogs focused on personal product analysis and firsthand usage reviews. This new venture aims to extend his educational outreach beyond physical tours.
Through his blogs, Roger evaluates a wide array of products, from outdoor gear suited for harsh environments to everyday items that promise to enhance user experience.
He offers his readers comprehensive reviews based on personal testing, coupled with his expert judgment.
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