question

egautherot avatar image
egautherot asked

which controller for two 175W 12V panels parallel or series

which controller should I select for two 175W 12V panels connected either in series or in parallel

MPPT Controllers
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1 Answer
Duivert NL avatar image
Duivert NL answered ·

You will have to put them in series, otherwise a mppt will not start, voltage needs to be 5v higher then output

So in series they are 24V and about 14A so a small mppt is fine 100/20 for instance

Check your panels here and see what mppt is best

https://www.victronenergy.com/mppt-calculator

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Up to 8 attachments (including images) can be used with a maximum of 190.8 MiB each and 286.6 MiB total.