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OregonTRX4's avatar
OregonTRX4
Explorer
Feb 05, 2014

Safe to leave solar hooked to batteries unattended?

I leave my trailer in a rural area where we camp with no hook ups. I have been looking into solar. A friend leaves his batteries hooked up to his solar and the batteries disconnected from the traile...
time2roll's avatar
time2roll
Nomad
Feb 05, 2014
Mine are always on. Trailer stays on also. Check the battery water level every six months or so.

The real issue will be if the battery runs completely out of water and there is an internal spark. Shorted cell may cause high water usage. But these things can happen in normal use. Solar seems to reduce the issue and extend the life of the battery.

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