Pentair | 521005 | IntelliChlor CIC60S Replacement Secondary Commercial Cell

The Pentair 521005 IntelliChlor CIC60S Secondary Commercial Cell is a genuine OEM salt-chlorine generator cell designed for large commercial and high-usage pool systems. It works in tandem with a primary cell to provide automated chlorine generation, helping maintain clean, balanced water in large-capacity installations.

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Key Features

• Replacement secondary cell for the IntelliChlor commercial series (Model CIC60S) – Part No. 521005. 

• Suitable for handling large pool volumes, rated for systems up to approximately 60,000 gallons or more when used in multi-cell configurations. 

• Works alongside a primary cell in a multi-cell system to increase total chlorine output capacity. 

• Titanium-bladed electrolytic cell for reliable salt-to-chlorine conversion in commercial settings. 

• Built with coated electrodes for corrosion resistance and extended service life. 

• Compatible with IntelliChlor commercial power centers and controllers for automated operation. 

• Customizable installation orientation (horizontal or vertical mounting) to suit mechanical-room layouts. 

• Designed to reduce chemical handling and maintenance for commercial pool operators. 

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Product Overview
The Pentair 521005 IntelliChlor CIC60S Secondary Commercial Cell is engineered to deliver professional-grade performance in demanding pool and spa environments. As a secondary cell, it works in concert with a primary IntelliChlor cell to scale chlorine production for large-volume installations, ensuring continuous sanitization even under heavy bather loads or high usage.

With its premium materials and construction—including titanium blades and corrosion-resistant coatings—it offers long-term reliability, reduced downtime, and simplified maintenance for facility managers and service professionals. Compatible with IntelliChlor commercial control systems and supported by a global OEM network, the 521005 cell is a key component for maintaining clear, safe, and efficient water in commercial pool settings.

Use this OEM replacement to restore full capacity to your IntelliChlor system and support high-output sanitization with minimal chemical handling.