Pentair 523735-EC IntelliChlor Plus40 IC40 Plus Replacement Salt Cell, 40,000 GallonsBrand: Pentair Color: White Features: Easy drop in replacement for Pentair EC 520555 IntelliChlor IC40 Salt Cell Sanitizes pools up to 40,000 gallons Chlorine output: 1. 40 lbs every 24 hours at 100% Provides an alternative to buying, handling, storing, and carrying chlorine Drop in replacement for existing Pentair salt chlorine generators, which requires no additional plumbing Compatible with existing IntelliChlor Power Center and Pentair automation