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Water Flow Switch for Heat Pumps - Universal

$69.99 $89.00
Tax included Shipping calculated at checkout.


20000-360005 B0052400A water flow switch used in many Heat Pumps and other appliances. Semi-universal fit where 3/4" thread is used. Used by Hayward, Sensaheat, Madimack, Astralpool, HeatSeeker, Sunlover, Oasis, Zodiac, Phnix, SpaNet and many others. 


  • Each heat pump manufacturer has different plugs, so you may need to cut and join the two wires. Polarity does not matter.
  • Blue part in photos is a thread protector they sometimes come with but is not used.

Most fail due to water balance issues or bromine.

20000-360005 / HPX20000-360005 / 040060600000 / B0052400A

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