Swimables SW‑75‑736 flow switch replacement for 520736 salt salt chlorination systems (IC15/20/40/60 compatible). Ensures precise flow detection, system protection, and reliable operation.

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Key Features

• Direct replacement for 520736 flow switch

• Compatible with salt chlorine generators in IC15, IC20, IC40, and IC60 series 

• Activates chlorine generation only during safe water flow conditions

• Includes integrated thermistor for flow + temperature sensing 

• Durable construction withstands continuous operation

• Simplifies maintenance and prevents “no-flow” faults, preserving system longevity

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Product Overview
The Swimables SW‑75‑736 is a precision-engineered flow switch designed as a drop-in replacement for part 520736. It integrates seamlessly with IC-series salt chlorinators (models IC15, IC20, IC40, IC60) to ensure activation only when proper water flow and temperature conditions are met.

Equipped with a built-in thermistor, this switch offers dual monitoring—ensuring the system not only detects flow but also maintains safe temperature thresholds, preventing misinterpretation from ambient conditions .

Crafted from robust materials, the SW‑75‑736 is designed for dependable performance in residential pool settings. Its precise fit and reliable operation make it a trusted solution for resolving frequent “no-flow” errors that interrupt chlorination cycles.

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Why Choose SW‑75‑736?
According to users and professionals, replacing the flow switch is often the most effective remedy for persistent flow or temperature errors in IC-series systems. One verified success story reported:

“After replacing the flow valve... my flow light is green, and my salt level indicator is flashing green... Hooray!” 

Another points out that the integrated flow/temp sensor and compatibility with OEM specs make aftermarket switches like this a “rock‑solid” alternative at a fraction of original cost