10 Best Salt Cell Replacements 2026 in the United States

The Pentair IntelliChlor Plus40 Replacement Salt Cell is designed as an easy drop-in replacement for Pentair’s IC40 salt chlorine generators, making it a good option if you already own compatible Pentair equipment. It reliably sanitizes pools up to 40,000 gallons, producing about 1.4 pounds of chlorine daily at full capacity, which helps keep your pool clean without the hassle of buying or handling traditional chlorine.

Installation is straightforward since it fits existing setups without extra plumbing, and it works well with Pentair’s automation systems for convenient operation. This salt cell is a solid choice for pool owners who want a compatible, easy-to-install replacement that handles medium to large pools.

The Pentair 523735 IntelliChlor Plus40 IC40 Plus Replacement Salt Cell is designed as a direct replacement for the IntelliChlor IC40 system, making it a solid option if you need a compatible cell for the PLUS40 model. It’s made by Pentair, a reputable brand in pool care, and supports up to 40,000 gallons of pool water, which fits well for medium-sized home pools. The chlorine output is reliable for keeping your pool sanitized and safe by effectively killing bacteria.

The cell includes a self-cleaning feature that helps reduce scale buildup, which can simplify maintenance and extend the life of the unit. Installation is straightforward for those familiar with the IntelliChlor system, but if you are new to salt cells, professional help may be needed to avoid setup mistakes. This product doesn’t come with extra components included, so you may need to have other parts handy.

This product is ranked decently in pool replacement parts, reflecting its popularity. It works well if you have the matching IntelliChlor system and want a trusted brand’s product.

The Pentair IC40 EC-520555 is a solid choice for those who need a replacement salt cell for their pool chlorine generator, especially if they already own or plan to use the compatible EC-520556 IntelliChlor Power Center. Its compatibility is straightforward but limited to Pentair automation systems, making it best suited for existing Pentair users. It produces chlorine effectively by converting salt in your pool water, which helps keep the water soft and less irritating compared to traditional chlorine treatments. This results in a more pleasant swimming experience with fewer issues like skin or eye irritation.

The cell's construction is a major plus—it uses titanium blades coated with ruthenium oxide, known for long-lasting durability, so you can expect a good lifespan from this component. The unit includes an easy-to-read display that shows chlorine levels, water flow, and salt content, making it simple to monitor your pool’s condition. Installation is made easier with 2-inch union connections, which means it can be set up or replaced without too much hassle.

The power center required for this cell is sold separately, which may involve additional costs if you don’t already have it. The product focuses on reducing maintenance efforts through its design. If you want a reliable salt cell replacement that blends well with Pentair systems and offers durability and ease of use, the IC40 is a good pick. However, if you don’t have compatible equipment or want a unit with built-in self-cleaning, you might want to explore other options.