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profdant139's avatar
profdant139
Explorer II
Jun 20, 2022

Costco 100W 18V solar blanket: which controller to use?

Costco has a hundred watt foldable solar panel that supposedly puts out 18V. On a dollars per watt basis, it is not a great deal, but it is very easy to store and deploy, so I am willing to put up wi...
2oldman's avatar
2oldman
Explorer II
Jun 21, 2022
I can't find specific specs like with 'normal' solar panels. Open circuit voltage is normally 18v or higher, but when hooked to a load like a battery that voltage comes down. But, I can't say for sure if 18v is open circuit.

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