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Hi everyone, I talked with SunPower tech support today, and they sent me the attached PDF that allowed me to decode the serial numbers on my used panels. (It turns out I bought 6 year old panels that were represented as 2 years old. I wish I had known how to check serial numbers before...

Hi everyone, I'm going to do a somewhat unconventional install on my microinverter array PV rooftop: I'm stringing lots of copper to carry to the DC of each panel into my garage, where my microinverters will be located. That way they last longer, and I can service/replace them more easily if...

Hi everyone, Newbie here! LOL My partner and I are in the beginning stages of installing a solar rooftop. We bought a pallet of 30 SunPower 435 panels that had been decommissioned from a solar farm. They were filthy when we got them. After cleaning them off with water, detergent, and a rag...

I presume it's customary to post an introduction here. My name is Sarah. My partner and I live on waterfront on the American East Coast. I've been a long-time electronics and energy nerd, but I've been watching the solar world from the sidelines as solar prices have dropped and dropped -...