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This listing is for the Pentair 523770 HMI Controller Assembly Plus MFG DATE 8/19/2026.
Condition is New In Box opened for the photos an to add the listing item number to the unit as shown. So you also know. Your getting the exact one your seeing in the photos.
Also careful where you buy these from. If it wasn’t manufactured in the last couple of months. You are likelihood to get one that had kinks they were still working out with them. Drastically goes up. Anything later than a June manufacture date. You should be in the safe zone.
But if you have any questions just reach out. Typically I can respond just about right away.
ATTENTION: I will not assume responsibility for any misdiagnosis by you or your technician, which may result in the purchase of an unnecessary part for your equipment.
It is imperative to conduct accurate diagnostics before proceeding with the purchase of this part.
Please be aware that I do not accept returns, so it's crucial to confirm that this is the correct part you need before placing your order.
That means if need be with a qualified person make sure with a multimeter transformer is putting out the voltage/correct voltage. No breakers tripped etc etc.
