ECOMMERCE (EC-) EC-520555 product with two-year factory warranty, EC-520556 with one-year warranty.
Push-button operation and easy-to-view displays enable fast checking of salt level, system status and chlorine output
To qualify for a one-year warranty on TradeGrade products, they must be acquired from a physical retail location, a pool builder, or a pool service provider. Purchases made online will only be eligible for a limited warranty lasting sixty days.
Easy-to-view displays enable fast checking of salt levels, cell cleanliness, sanitizer output and water flow
Full diagnostic capabilities, including cell-life tracking that communicates remaining hours of cell life in real-time
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Pentair IntelliChlor Power Center and IC40 Cell (EC-520555 and EC-520556)
Automatic shut-off feature protects the unit and prolongs cell life under low-water-temperature conditions
Includes 15' Cord
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