Forum Discussion

Bobbo's avatar
Bobbo
Explorer II
Nov 15, 2018

Initial information gathering to increase solar on roof

Please excuse me because I know less than nothing about solar. When I bought my Airstream TT in 2017, I had the dealer add the factory solar package. It included one 80 watt solar panel (brand unkn...
stacaz822's avatar
stacaz822
Explorer
Nov 18, 2018
For that many amps coming from the solar panels, you will need at least 4 gauge wire or larger, or you will be losing a lot of power due to heat dissipation. Make sure the solar charger has a four-stage "smart" converter to charge the batteries. If you only have 2 12V AGMs, then a couple hundred watts is certainly enough, unless you run your TV and heater all night...and all day...

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