10 Best Intellichlor Ic40 Replacement Cell of 2025

Tested and Reviewed: Top 10 Intellichlor Ic40 Replacement Cell deals with expert ratings from 8.1 to a perfect 10

June 2025 Edition

Editor's Choice

9.7

Pentair

Pentair IntelliChlor® Power Center EC-520556 and IC40 Salt Cell Chlorine Generator EC-520555

Editor's bottom line:

“This intellichlor ic40 replacement cell is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Pentair IntelliChlor Power Center and IC40 Cell (EC-520555 and EC-520556)
ECOMMERCE (EC-) EC-520555 product with two-year factory warranty, EC-520556 with one-year warranty.
Full diagnostic capabilities, including cell-life tracking that communicates remaining hours of cell life in real-time
Push-button operation and easy-to-view displays enable fast checking of salt level, system status and chlorine output
TradeGrade products must be purchased from a retail store (brick & mortar), pool builder or pool service company to receive a one-year. If purchased online will only receive a sixty-day limited warranty.
Full Penair Warranty Details Can Be Found Here: https://www.pentair.com/en-us/pool-spa/education-support/homeowner-support/pool-product-warranty-information.html
Easy-to-view displays enable fast checking of salt levels, cell cleanliness, sanitizer output and water flow
Automatic shut-off feature protects the unit and prolongs cell life under low-water-temperature conditions
Includes 15' Cord

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Picked by 344 people today

9.5

Pentair

Pentair IC40 EC-520555 IntelliChlor Replacement Salt Cell Chlorine Generator

Main Highlights

Effortless Compatibility: The Pentair IntelliChlor IC40 Replacement Salt Cell requires the EC-520556 IntelliChlor Power Center (sold separately) and integrates seamlessly with Pentair automation systems.
Enhanced Comfort: Generates pure chlorine from saltwater, softening pool water for a luxurious and comfortable swimming experience without typical chlorine irritation.
Unmatched Durability: Constructed with titanium blades coated in ruthenium oxide, the IC40 is designed to outlast competitors in its class.
Easy Monitoring: Features an easy-to-read display for quick checks on chlorine levels, water flow, and salt levels.
Simple Maintenance: Equipped with 2-inch union connections for easy installation

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9.5

In The Swim

In The Swim IRCF60 - Replacement Salt Cell for Pentair IntelliChlor IC60 for Swimming Pools up to 60,000 gallons

Main Highlights

Compatible with Pentair IntelliChlor IC60 Salt System
Reduces red eye irritation and dry skin
2-inch union inlet and outlet connections for fast and easy cell replacement
Waterproof electronics prevent leaks or other issues damaging the controls
To help extend the life of the salt cell, be sure to inspect it every three months

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9.2

Save 5%

CHLORWORKS

CHLORWORKS Salt Cell - Model No. CWPC, Fit for Pentair Intellichlor Moldel No. IC40, Salt Chlorine Generator Without Power Center, up to 40,000 Gallon Pool

5% OffFree Shipping

Main Highlights

Compatibility: ChlorWorks salt cell is fit for Pentair IntelliChlor 520556 IntelliChlor Power Center (Sold separately), but not fit for Pentair automation systems.ATTN: We are not affiliated with Pentair Pool Products. The use of above trademarks herein is for informational purposes only.
Low Maintenance Cost: The salt cell is replaceable. No need to buy a whole salt chlorine generator again.
Upgraded Flow Switch: Upgraded design flow switch. This flow switch has built-in temperature sensor and salinity sensor.
Easy Operation: Digital display with push buttons. There are 10 levels which can be configured on the control box to better maintain the chlorine level in your pool.
Great Customer Service: If you have any problem with this salt chlorine generator, please let us know and we will solve it for you as soon as possible.

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9.0

IMPRESA

Impresa Dummy Bypass Cell Intended for Pentair IntelliChlor IC Models 520588 - Extend The Life of Your Pool Sanitizer System - Leak Free Impresa Cell Compatible with Pentair Salt Chlorine Generator

Free Shipping

Main Highlights

Winter Ready Don't expose your salt cell electronics to cold harsh conditions. Use this Impresa bypass cell replacement for Pentair salt cell when youre winterizing or starting-up
Wide Compatibility The Impresa dummy pool cell fits Pentair IntelliChlor IC40, IC60, IC20, and IC15 models. You can also use our bypass cells for Pentair Easy Touch Remote Wireless Systems
Lasts For Years These durable Impresa spa cells for Pentair Ichlor Salt systems hold up under pressure and are made to last. So you can use them in your maintenance routine every year
Leak-Free Meticulously designed, the Impresa cell compatible with Pentair Controller System fits seamlessly stopping leaks and helping to protect your pool chlorinator
Easy Installation This bypass cell for your salt chlorinator can be inserted in minutes. All hardware required for this product is included

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Best Value

8.8

Save 14%

Orsong

Flow Switch for IntelliChlor Ic40 Replacement Number 520736，for Intellichlor IC40, IC20, IC15, IC60 Four-Wire Connection Salt Chlorinator Generator Cell

14% OffFree Shipping

Main Highlights

High-Quality:Flow Switch Compatible with IC-15, IC-20, IC-40, and IC-60 models of intellichlor salt chlorinator, this switch can replace part number 520736.Constructed with high-quality materials, offering a longer service life
Perfect Accessories:The intellichlor ic40 flow switch comes with a cable connection, a round washer, a segment of tape, and four connecting buttons, facilitating easy installation and use. As a professional flow switch products, please feel free to choose us
Sensitive Detection Technology:In the detection system, the red and blue wires are responsible for monitoring water flow, while the white and green wires in the Intellichlor salt system are used for detectin temperature.This device specifically addresses issues related to water flow and temperature but does not measure salinity
Easy Installation: Designed for the ic40 flow switch, it is compatible with 2-wire, 3-wire, and 4-wire battery systems. The product page features diagrams illustrating an easy connection method. The "No Flow" indicator turns off within a few minutes after installation. Note: Follow the arrow on the switch to indicate the correct direction of water flow
Shop With Confidence:We adhere to provide all customers with a simple, streamlined shopping experience of flow switch repair replacement experience, and prove that we have the highest quality parts and service out there. If this 520736 flow switch you receive are found any problems within 18 month,please send us an email,we will definitely give you a satisfactory solution

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8.6

Byenins

Dummy Bypass Cell Replacement for IntelliChlor IC Models IC60, IC40, IC20, IC15 520588 Salt System,Winter Protection Bypass Pipe.

Free Shipping

Main Highlights

Winter Protection Bypass Pipe.
Replacement part for 520588 Dummy Bypass Cell.
Replace your salt cell to avoid freezing in winter.
Easy installation,just screw it in.

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8.3

PalpitateC

Black 520595 Union Replacement Kit Compatible with Pentair IntelliChlor&Ichlor Salt Chlorinator, Salt Cell Union Connector Kit for IC20 IC40 IC60 IC80 Pool/Spa Sanitizer and Automation Control Systems

Free Shipping

Main Highlights

Replacement Pentair Pool Pump Parts --- 520595 union replacement kit compatible with pentair interllichlor salt chlorinator sterilizer, fit for pentair intellichlor IC20, pentair intellichlor IC15,IC40, IC60 and IC80.
Easy to Install --- Salt cell union kit is easy to install, make sure to release any pressure on the system, and it only takes a few seconds to put on to restore your pool and spa pumps to peak performance.
High Quality --- For pentair 520595 union replacement kit is made of high-quality PVC materials for higher strength and durability. Replacement union kits last longer.
What you Get --- The kit include 2 x 2" salt Cell Union, 2 x nut, 2 x o-ring.
Excellent Service --- If you have any suggestions or questions about replacement Pentair pool/spa parts, please let us know by Email and we will reply you within 24 hours.

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8.1

Save 10%

HNONPW

HNONPW Flow Switch Replacement Part for Intellichlor IC40, IC20, IC15, IC60 Salt Chlorinator Generator Cell, Replacement Number 520736

10% OffFree Shipping

Main Highlights

Compatibility: Flow Switch compatible with intellichlor salt chlorinator ic-15, ic-20, ic-40, ic-60 systems. Replace number 520736
Easy Connection: Flow switch with 4 button connectors, waterproof and moisture-proof, easily connect the wires at both ends. The switch come with sealant tape ensure no leaks. The arrow on the switch indicates the direction of the water flow to ensure correct installation
Sensitive Detection: Red, Black/ Blue line: detect water flow. White & Green line: detect temperature. This product only solves the problem of the water flow and temperature of the Intellichlor salt system, and does not read the salinity. This will not fix a low salt reading
Easy Installation: Compatible with 2 wire, 3 wire, 4 wire cell. The wires has been strip of the flow switch. Only take several minutes make "no flow" warning light to go off
What You Will Get: Youll get 1* flow switch, 1* waterproof sealing tape, 4* button connector. We provide 1 year of quality service and consultation services, If you are not sure this kit fits your model, please to email us or comment in Q&A. We will try our best to solve the problem

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8.1

Captain O-Ring

Captain O-Ring – Replacement 521147 Gasket O-Rings for Pentair IntelliChlor IC15 IC20 IC40 IC60 and iChlor Salt Chlorine Generators (10 Pack)

Free Shipping

Main Highlights

O-Ring Part Number: 521147 (10 Pack)
Compatible with Pentair IntelliChlor IC15, IC20, IC40, IC60, and iCHLOR Salt Chlorine Generators. These o-rings seal the Cell Union Fittings (P/N 520595) on each end of the system and are also part of the 520670 cleaning/washing kit plug.
Molded from OEM spec synthetic rubber for long lasting performance and reliability. Just like when your system was brand new!
Package contains ten (10) o-rings (also called gaskets or seals).
Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA!

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Our Best Overall Choice

Best Choice

9.7

Pentair

Pentair IntelliChlor® Power Center EC-520556 and IC40 Salt Cell Chlorine Generator EC-520555

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Pentair IntelliChlor Power Center and IC40 Cell (EC-520555 and EC-520556)
ECOMMERCE (EC-) EC-520555 product with two-year factory warranty, EC-520556 with one-year warranty.
Full diagnostic capabilities, including cell-life tracking that communicates remaining hours of cell life in real-time
Push-button operation and easy-to-view displays enable fast checking of salt level, system status and chlorine output
TradeGrade products must be purchased from a retail store (brick & mortar), pool builder or pool service company to receive a one-year. If purchased online will only receive a sixty-day limited warranty.
Full Penair Warranty Details Can Be Found Here: https://www.pentair.com/en-us/pool-spa/education-support/homeowner-support/pool-product-warranty-information.html
Easy-to-view displays enable fast checking of salt levels, cell cleanliness, sanitizer output and water flow
Automatic shut-off feature protects the unit and prolongs cell life under low-water-temperature conditions
Includes 15' Cord

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