I am thinking of adding 100w car bulb light in // let say 20 of them and mesure the volt sag of my lead battery.
And then doing the same with the 18650 in 3s configuration and ad cells in // as long as i reach the same resistance.
Is this method seems correct to you guys?
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Yes it would be easier, i'll will proably start my first weld with my van lead battery But as i will create a 2nd stationary battery, i would like to use it with the welder. Am i right when i think that if i can achieve the same internal resistance with a 3s li-ion battery than a 90Ah 800cca lead ba...
Hi I just received the JP spot welder, i can't wait to test it but, I have a whole bunch of Sanyo UR18650AAN that i was thinking to assemble as a 2nd battery for my surf van Can i use those cells to create a pack that would work well with the welder? i was thinking of a 3s configuration, knowing i h...