1. FLOW SWITCH REPLACEMENT KIT This flow switch is specially designed for salt chlorinators, including IC15, IC20, IC40, and IC60 models. It is a complete kit that includes the flow sensor switch. 2. Compatible with IC40 This flow switch is a direct replacement for the IC40 model and provides the same reliable and accurate flow detection. It ensures the proper functioning of the salt chlorinator. 3. Easy Installation The kit contains everything needed for hassle installation. Follow the instructions to the old flow switch with this one. No additional tools or professional help required. 4. Reliable and Durable Made from quality materials, this flow switch is built to last. It can withstand the harsh conditions of pool environments and ensures consistent and accurate flow detection over a long period of time. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store