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Pentair EC-523402 ChemCheck Water Quality Monitoring System (Battery Control Unit)

SKU EC-523402
Original price $489.00 - Original price $489.00
Original price
$489.00 - $489.00
Current price $489.00

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A lot goes into keeping your pool water clean and crystal clear -- much more than just “do you have enough chlorine?” Gain clean water confidence with the Pentair ChemCheck Water Quality Monitoring System. It keeps you one step ahead of your water quality issues before they become a problem, so all you need to do is get to splashin’ and relaxin’. ChemCheck is constantly monitoring your water quality so you don't have to. 

  • Oxidation Reduction Potential measures your system's ability to keep your pool pristine
  • Monitoring and tracking of pH levels, sanitizer performance, and temperature
  • Detailed records of all pool water chemistry information
  • Real time alerts via the Pentair Home app, so you can catch issues before they become a problem
  • Ideal chemical dosage recommendations
  • Effortless water quality management means peace of mind for you
  • Option to connect with a trusted water professional for monitoring support and guidance


  • Brand: Pentair
  • Application: Pool
  • Weight: 8 pounds
  • Depth: 9.5 inch
  • Height: 16.25 inch
  • Width: 13.375 inch

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Disclaimer: Professional installation is required (not included). Proof of installation by a trained technician is required to validate the factory warranty.

Pentair Pool Warranty Support

*Images are for representation.

E-commerce (EC) products: Products purchased from an Authorized Pentair Online Reseller (products with EC- in the part number) receive a one (1) year (parts only) warranty from the date of purchase. The exceptions are IntelliChlor cells and IntelliFlo SVRS pumps, which receive a two-year (2) year (parts only) warranty. EC products are not eligible for the bundled three (3) year extended warranty.

Pentair Pool Product Catalogs: