Pentair iChlor 1/2" MPT Flow Switch (523100) watertestkits or no longer seating properly

or no longer seating properly

This type of part is especially useful when the service issue is centered on the mounting or contact hardware rather than the fuse element itself

A lock-nut like this is useful because it helps secure the pressure gauge properly

8-1/2 inch diameter and 19 inch length

7 x 24 inch size supports intended fit

Pentair iChlor 1/2" MPT Flow Switch (523100) watertestkits or no longer seating properlyPool and spa systems depend on well matched replacement components, and Pentair iChlor 1 2" MPT Flow Switch is selected for service work involving automation, switching, safety, and control panel service. The product belongs in the Electrical: Switches category, making it easier to locate alongside related repair parts during equipment rebuilds or seasonal service. For electrical or control components, confirm voltage, connector style, and system