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Question about solar panels

Brettmm92
Explorer
Explorer
Hello,

I had a question about solar panels, specifically if they can hook up to the battery that's included on the trailer tongue. Ive never used the battery that came with my TT because it was dead when I bought it. But I noticed that it has specific wiring into the TT. Can I hook a solar panel up to that battery and then possibly use more batteries in a series to power my TT?

If that wouldn't work, where do you plug in battery banks for solar? I've seen videos of TV's that seemed to have extra, even labeled solar power accessories, but mine does not.

Thanks ahead of time for any input!
17 REPLIES 17

Mike134
Explorer
Explorer
If your trailer has electric brakes you need a battery for the break-away switch
2019 F150 4X4 1903 payload
2018 Adventurer 21RBS 7700 GVWR.

Lwiddis
Explorer II
Explorer II
Does your trailer NEED a battery to activate the brakes in case your TV separates from trailer? SERIOUS safety issue!
Winnebago 2101DS TT & 2022 Chevy Silverado 1500 LTZ Z71, WindyNation 300 watt solar-Lossigy 200 AH Lithium battery. Prefer boondocking, USFS, COE, BLM, NPS, TVA, state camps. Bicyclist. 14 yr. Army -11B40 then 11A - (MOS 1542 & 1560) IOBC & IOAC grad

2oldman
Explorer II
Explorer II
I'm not sure how you can operate a trailer without its battery. And if it's dead, it's going to have to be replaced.

You don't hook solar panels directly to batteries, you need a controller. Yes, you can hook more batteries "in a series", but just make sure you end up with 12v.
"If I'm wearing long pants, I'm too far north" - 2oldman