Pentair 523735-EC IntelliChlor Plus40 IC40 Plus Replacement Salt Cell, 40,000 Gallons

Reviews updated 1 day ago

The summaries below are AI-rewritten and translated from public Amazon reviews. We do not publish original review text — each summary links to its source.

Customer review summaries

✓ Verified
AI-assisted

Works well after replacing a faulty first unit

The first salt cell purchased did not work correctly, repeatedly indicating it was waiting for flow even when the pump ran at high speed, possibly due to a bad flow switch. That unit was returned and refunded, and a second cell was ordered. The replacement has worked without issues. The control panel is appreciated for displaying the pool temperature and other information.

Pros
  • + works without issues after replacement
  • + control panel shows pool temperature and other info
Cons
  • − first unit had a flow-related fault
AI-assisted summary of a verified Amazon customer review. · July 10, 2025 · United States Read original on Amazon ↗
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AI-assisted

Fails early and warranty support is difficult

This salt cell stopped working about three months after installation by a certified pool technician. A replacement unit was sent, but it also failed to generate chlorine and displayed flow or low flow errors, even though the setup and electrical points tested fine. The warranty requires professional installation, so service visits add up without reimbursement. Contacting warranty support involves long holds that often disconnect before reaching a person.

Cons
  • − Stopped working after about three months
  • − Replacement unit also malfunctioned
  • − Flow or low flow errors
  • − Warranty requires professional installation
  • − Service visits not reimbursed
  • − Long hold times and difficulty reaching support
AI-assisted summary of a verified Amazon customer review. · June 23, 2026 · United States Read original on Amazon ↗
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AI-assisted

Poor durability and warranty issues reported

This salt cell is described as a poor product that fails repeatedly, with multiple replacements needed. Warranty coverage is reportedly denied, and customer service is said to be unresponsive by phone. The part also leaks between the body and the circuit card controller. Overall, it is seen as an expensive purchase that does not work and offers no support for resolution.

Cons
  • − fails repeatedly
  • − warranty not honored
  • − customer service unresponsive
  • − leaks between body and circuit card controller
  • − expensive with no remedy
AI-assisted summary of a verified Amazon customer review. · September 2, 2026 · United States Read original on Amazon ↗
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AI-assisted

Reliable Salt Cell After a Year of Use

After 12 months of use, this salt cell has been reliable and easy to maintain. It offers more useful system information than a previous Pentair salt cell, including salt levels and overall operation, which simplifies pool maintenance. Despite negative reports from others, this unit has kept the pool running as it should. It is easy to use and would be purchased again.

Pros
  • + reliable over 12 months
  • + easier to maintain than previous model
  • + provides salt level and system information
  • + simplifies pool maintenance
  • + easy to use
AI-assisted summary of a verified Amazon customer review. · June 19, 2026 · United States Read original on Amazon ↗

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