Pentair 520736 Flow Switch Replacement Kit Pool/Spa Sanitizer and Automation Control Systems,Grey

Key features

• Flow Switch Replacement Kit
• Fits Pentair Interllichlor Salt Chlorinator Sanitizers Models Ic60, Ic40, Ic20, Ic15
• Also Fits Pentair Easytouch Pool And Spa Automatic Control Systems
• Country Of Origin: United States
• Made by Harwil for Pentair
• Customer purchasing ASIN B007OGUBLQ / Pentair part number 520736 need to reference the manual included with the part. Per the manual included in the box for the 520736 switch; switches manufactured before September 2018 are four wires, switches manufactured after September 18th are three wires. Three wire switches will work with four wire cells but four wire switches will not work with three wire cells. Three wire cells were manufactured after September 2018.