Space heaters, commonly used for supplemental heating, consume electricity to generate heat. The rate of this energy consumption, typically measured in watts or kilowatts, determines the operating cost and electrical load. A 1,500-watt space heater, for instance, uses 1.5 kilowatts of power per hour of operation.
Understanding a space heater’s energy requirements is crucial for managing electricity costs and ensuring safe operation within a building’s electrical capacity. Historically, space heaters have evolved from basic resistive heating elements to more sophisticated models incorporating thermostats, timers, and various safety features. This evolution has impacted energy efficiency and operational control, influencing the overall cost of operation.