How Much Electricity Do Oil Filled Heaters Use? | Hunker
Nov 20, 2017· How Much Electricity Do Oil Filled Heaters Use? ... Oil heaters can save energy because the power they use goes into heating the oil not the air. The thermostat can monitor the oil temperature more efficiently than the thermostat in an exposedelement heater can monitor that of the surrounding air, which guarantees the element will come on ...