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Forum: Electrical: Batteries, Generators & Solar

01-02-2010, 03:32

Replies: 16

Electric Water Heater and Batteries

Views: 6,949

Posted By Windsun

There is no such thing as "amps per hour" or amps...

There is no such thing as "amps per hour" or amps per anything. Amps is defined as so many electrons flowing per second, so saying amps per hour is like saying "miles per hour per hour". And 12 amps...

Forum: Electrical: Batteries, Generators & Solar

31-01-2010, 13:26

Replies: 16

Electric Water Heater and Batteries

Views: 6,949

Posted By Windsun

1500 watts comes out to 125 amps (plus any...

1500 watts comes out to 125 amps (plus any efficiency losses) at 12 volts, so your batteries would last about 2 hours max with the heater on.

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