Skip to product information
1 of 2

Pentair IntelliChlor Replacement Flow Switch, 520736 (4-wire)

Pentair IntelliChlor Replacement Flow Switch, 520736 (4-wire)

Harwil Corporation Part # 520736
SKU: SKU: PST-520736
Sale Price Value: 0 Sale Price Number: 0 Website Price Value: 0 Website Price Number: 0 All Metafields: {"files":["gid:\/\/shopify\/GenericFile\/27184164208705","gid:\/\/shopify\/GenericFile\/27184164241473","gid:\/\/shopify\/GenericFile\/27184164274241"],"mpn":"520736","warehouselocations":"Idaho Falls, ID","warranty":"12 Months"}
Regular price $89.90
Regular price $140.40 Sale price $89.90

48 in stock

Ships from: Idaho Falls, ID

Fast Shipping

Order now to have your order shipped next business day.

Buyer Protection

  • Enjoy peace of mind with a 30-day Return Policy.
  • This item is backed by the PST Protection Plan.
View full details

Product Information

Description

4 Wire Version 

Temperature and Flow Switch, after 1/2009 and is most common, usually has a RED tag.

* Note: PLEASE CHECK YOUR SWITCH PRIOR TO ORDERING!

Restore optimal performance to your Pentair IntelliChlor salt chlorine generator with the Pentair IntelliChlor Replacement Flow Switch (520736). Engineered for precise functionality and long-lasting durability, this genuine Pentair replacement part ensures accurate flow detection, helping your chlorine generator operate safely and efficiently.

Key Features:

  • Genuine Pentair Part – Model 520736 is the OEM replacement flow switch for IntelliChlor salt chlorinators, guaranteeing perfect fit and performance.
  • Critical Safety Component – Detects proper water flow to prevent system operation under unsafe conditions, helping to protect your cell and pool equipment.
  • Simple Installation – Comes pre-wired and ready to install, minimizing downtime and maintenance hassle.
  • Built for Reliability – Constructed with corrosion-resistant materials to withstand harsh pool environments and extend service life.

Compatible With:

  • Pentair IntelliChlor models (including IC15, IC20, IC40, and IC60)
  • Most IntelliChlor power centers and automation systems

Why Replace Your Flow Switch?

Over time, flow switches can become less accurate or fail due to scale buildup or wear. A failing switch can prevent your chlorine generator from running or lead to system errors. Replacing it with a genuine Pentair 520736 switch restores your system's performance and safety.

Read our installation tutorial here

Additional Info

Category Parts Pool Parts Salt Chlorine Generator Parts
SKU PST-520736
MPN 520736
Manufacturer Harwil Corporation
Weight 0.25 lb