Pentair VS VFD and Motor Question

WinManx2000

Member
Mar 16, 2021
11
Houston
Hello, I have a 350105S motor that was replaced new in 2021 and now the VFD just went out from 2014. I know, very lucky for it to have lasted that long. Looking at the parts list, I see the replacement VFD is 356879Z. Is this the best option to go with? I ask because the pump motors appear to have changed from 2015 and there is a newer motor 350305S, yet the VFD appears to have the same part number. The VFD does appear to be a new design. Mine is the old one with the side entry termination vs it being integrated to the whole VFD assembly.

Looking back, I should have just bought a whole new pump in 2021, but now that it has a new motor, seals, etc, i think the VFD is the best option. This is automated through intellicenter.

TLDR:
Is 356879Z the right VDF for me?
What is the difference between 350105S and 350305S?
Would you do something different and get the new 2023 model stuff?
 
Sorry, good point. It is an 011018. With replacement motor 350105S.

I am leaning towards a new 011075 and just selling the entire old setup on craigslist sans the functioning vfd.

I am still curious about the motor though, 350105S vs 350305S.
 
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