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Old 11-20-2012, 09:37 PM
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Join Date: Apr 2008
Location: Wisconsin, USA
Posts: 8,952

Originally Posted by aerotony View Post

I appreciate that a power supply connected directly to the AC mains is likely to be expensive, but as a cheaper alternative is there no option of running off a 12V lead acid car battery or better still a deep discharge leisure battery used in caravans and boats?
Yup, a 120 Amp Hour deep cycle battery will power these high power chargers fairly well. However that comes at a high cost with short life of those deep cycle batteries. They don't like having 50 Amps pulled out of them!

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