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To dumb to know controller needed

mosobert New Member Posts: 1	To dumb to know controller needed Oct 19, 2017 10:50:46 GMT -8 Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by mosobert on Oct 19, 2017 10:50:46 GMT -8 We have a 100w panel and 12v 400 cca deepcycle battery with a 12v DC 3 amp security camera load. Advice on controller needed to charge battery and run camera greatly appreciated

rabird
Solar Fanatic

Posts: 552

To dumb to know controller needed Oct 19, 2017 11:57:45 GMT -8

start here www.renogy.com/calculators/#tab_solar-size

use 36 watts, 12v * 3A

use 24 hrs it that is how long you use it a day

use 80%

use 4 hrs.

300 watts of panel and 200 ah of batteries !!!!!

then go here to determine how many hrs for where you live and the angle of the panels

www.solarelectricityhandbook.com/solar-irradiance.html scroll down for input.