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dyna mo · 06-06-2014, 11:41 AM

I need to supply power to a 800w unit via batteries. 800w/12v = 66amps. I need the system to be able to go 12 hours before the batteries get recharged.

66a x 12h = 800 amp hours.

What spec batteries do I get?

06-06-2014, 11:41 AM
dyna mo The People's Post Industry Role: Join Date: Dec 2008 Location: invisible 7-11 Posts: 64,733	how to calculate Universal Power Supply requirements? I need to supply power to a 800w unit via batteries. 800w/12v = 66amps. I need the system to be able to go 12 hours before the batteries get recharged. 66a x 12h = 800 amp hours. What spec batteries do I get?