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23000105 0.5in Flow Switch for Q12DS

4.7 (2) Write Review
Free shipping on orders over $29.99

$64.08

$ 27 .99 $27.99

In Stock

About this item

  • Coates Heater Company, Harwil Flow Switch, 1/2", 23000105.


Coates Heater Company, Harwil Flow Switch, 1/2"


juan l.
Reviewed in the United States on June 16, 2023
Perfect for my spa heater now it works again
Frank R.
Reviewed in the United States on May 26, 2019
will this turn on and off, controlled by water flow, a 55w uv water sterilizer?
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