[Shop-talk] ohms law help

[Jim Franklin]

Any converter will have some inefficiency which is lost as heat. You need to find out what that 175 means. It sounds like it means the useful side of the converter which means the input will be higher. I'm guessing you already tried looking for a label or specs online? 

jim

> On Sep 26, 2020, at 4:22 PM, john niolon <jniolon at att.net> wrote:
> 
> been a long time since I used this    
>  
> 175 watt ac/dc converter
> 12 volt dc
>  
> looking for amp draw off battery
>  
> power/voltage = amps
>  
>  
> 175/12 = 14.5 amps    right ??    and 10' of 12 gauge wire should do it  right ??
>  
> thanks
> john
>  
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