SoloSK71
01-08-2017, 03:56 AM
ANyone familiar with these (https://www.instrumart.com/products/40922/we-anderson-ols-level-switch)? 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
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