isutherl wrote:
Ok well I already have the inverter in the jeep, and most packs I have seen charge from a wall outlet not off a 12v system, the clips are for jumping only. But either way I will be using it to run equipment off of and would like peoples suggestions on brands and models.
All the wall outlet will do is give a 12v source to charge the battery from.
Theres no need to have conversion loss going from 12V DC to 120V AC to 12V DC.
I have the $40 one from samsclub. Works fine. If you open them up all you will find inside is a 12V battery that is about the size of a motorcycle battery.
FYI you could do the same thing but even better by having a second car battery under the hood on an isolator. Always up there, always charged, if you left your headlights on and ran the main battery down the second battery on the isolator is still charged and ready to go. If you dont want something to switch between vehicles or use as an actual jumper battery, then the battery on the isolator is the way to go for camping.
Also, you will find that most jumper batteries will only last a few hours before needing to be recharged if running high drain things like inverters and such.
Jumper batteries don't have near the CCA of regular automotive batteries.
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