>JD> used to work have all sorts of pumps and stuff, but a simple 
 >JD> refrigerator needs no power except for the heat source. Camper 
 >JD> refrigerators operate the same way, using an electric heater 
 >JD> when the camper is operating from 'shore power'.
 > 
 > Yeah,  we've got this RV out in the yard that's got one of those in 
 > it,  but it bugs me that there's no option to run it off 12 volts,  
 > which I see you can get in some instances (listed in the JC Whitney 
 > catalog).
I think 12-volt operation is out because of the energy consumption. Many 12 
volt refrigerators are solid-state (Peltier?) design.
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