Thread: Optical level switches
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Old 01-08-2017, 03:56 AM
SoloSK71 SoloSK71 is offline
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Default Optical level switches
ANyone familiar with these? Or a better, less expensive option?

W.E. Anderson OLS Level Switch, the cheapest optical ones I could find. I would like to add a couple of these for fail safe shutoff for my RO tanks.

Charles
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