Product Overview

The IntelliChlor® Plus40 Salt Chlorine Generator Cell 40k Gallon Bundled Kit with Power Transformer | EC-523735 & EC-520556 is a complete Pentair salt chlorine generator setup for residential pools up to 40,000 gallons. This bundle includes the IntelliChlor Plus40 salt cell and the IntelliChlor Power Center / Transformer, giving customers the two main components needed for a compatible standalone IntelliChlor salt system installation.

The IntelliChlor Plus40 converts dissolved pool salt into chlorine to help maintain clean, clear, and properly sanitized pool water. Paired with the EC-520556 power center, the system receives the required electrical interface between the salt cell and the pool’s timer, automation system, or control setup.

Ideal For

Residential saltwater swimming pools

Pools up to 40,000 gallons

New IntelliChlor salt system installations

Replacing an older IntelliChlor IC40 setup when the power center is also needed

Customers who need both the salt cell and power transformer

Pools converting from manual chlorine to salt chlorination

Compatible Pentair automation or timer-controlled systems

Key Features

Complete IntelliChlor Plus40 cell and power center bundle

Rated for pools up to 40,000 gallons

Includes Pentair IntelliChlor Plus40 salt cell

Includes Pentair IntelliChlor EC-520556 power center / transformer

Produces up to 1.40 lbs of chlorine per 24 hours at 100% output

Converts ordinary pool salt into chlorine

Power center provides required electrical interface for the salt cell

Power center contains transformer, fuse, and connector plug

Compatible with timer or automation-controlled installations when properly wired

Modular IntelliChlor Plus design for improved serviceability

Helps reduce manual chlorine handling

Designed for residential saltwater pool sanitation

Benefits

This bundled kit is a convenient option for customers who need both the IntelliChlor Plus40 salt cell and the required power center. Instead of purchasing the replacement cell only, this package supplies the power transformer needed for compatible standalone salt system installations.

The IntelliChlor Plus40 helps maintain consistent chlorine production from dissolved salt, reducing the need for frequent manual chlorine dosing. The EC-520556 power center supplies the correct electrical interface to power and communicate with the cell, supporting safe and reliable salt chlorination when installed correctly.

Specifications

Warranty & Compatibility

Professional installation is recommended for proper electrical wiring, bonding, plumbing, salt cell setup, water chemistry verification, and warranty compliance. Before ordering, confirm pool gallon size, plumbing layout, power requirements, timer or automation setup, available mounting location, cable routing, and whether the customer needs a complete bundle or the replacement cell only.

The EC-520556 power center should be installed according to Pentair instructions and local electrical codes. The power center is typically mounted near the equipment pad and connected to the salt cell, timer, or compatible automation system.

Customer-Facing Q&A

Q: What does this bundled kit include?
A: This bundle includes the Pentair IntelliChlor Plus40 salt chlorine generator cell and the Pentair IntelliChlor EC-520556 power center / transformer.

Q: What pool size is this rated for?
A: The IntelliChlor Plus40 is rated for pools up to 40,000 gallons.

Q: Is this the replacement cell only?
A: No. This is the bundled kit with the Plus40 salt cell and the EC-520556 power center / transformer.

Q: What is the difference between EC-523735 and EC-520556?
A: EC-523735 is the IntelliChlor Plus40 salt cell. EC-520556 is the IntelliChlor power center / transformer that provides the required electrical interface for the cell.

Q: How much chlorine does the Plus40 produce?
A: The Plus40 produces up to 1.40 lbs of chlorine per 24 hours at 100% output.

Q: Does this work with Pentair automation?
A: Yes, the IntelliChlor system can be used with compatible Pentair automation or timer-controlled systems when installed and wired correctly.

Q: Does the power center include the transformer?
A: Yes. The EC-520556 power center contains the transformer, fuse, and connector plug for the IntelliChlor salt cell.

Q: What voltage does the power center use?
A: The power center is commonly listed for 110 / 220V or 110 / 230 VAC input, depending on source labeling and installation configuration.

Q: Can this be installed by a homeowner?
A: Professional installation is recommended because this kit requires proper plumbing, electrical wiring, bonding, and system setup.

Q: Should I buy this bundle or the cell only?
A: Buy this bundle if the customer needs both the Plus40 cell and the power center / transformer. If the existing power center is working and compatible, the replacement cell only may be enough.