Quote Originally Posted by eljefe281
I'm weak in the electrical area, but that would suggest to me that the 120V would be preferred. Correct?
Not my strong point but I would personally rather have 12v going into my pool than 120v. I think the difference would be in how long the electrical run needs to be. 120v might be necessary for a long run. (and you don't have the added expense of the Intermatic transformers for each light).