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Rbertalotto's avatar
Rbertalotto
Explorer
Jul 01, 2013

Let's Try This Again.Why wdn't I buy this Solar Kit for $264

I did some calculations on my needs to run my water pump a few times a day and power my laptop for two hours total and a couple LED lights for a few hours and it seems 120 Watts might be sufficient to...
pianotuna's avatar
pianotuna
Nomad III
Jul 01, 2013
Hi,

Group 27 12 volt batteries are usual 85 to 105 amp-hours. Likely the maximum total is between 170 and 210 amp-hours.

At 210 amp-hours it would be best to have between 126 and 315 watts of panels.

I see they have a 240 watt system on ebay for a good price.

Some one on RV net has already down the four way tilt design.

Rbertalotto wrote:
I have two Group 27 / 150AH batteries

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