How much does a 1500-watt heater cost per day?
A 1500-watt heater costs $0.54/day at 4 hours, $1.08/day at 8 hours, $1.62/day at 12 hours, and $3.24/day at 24 hours (at $0.15/kWh average rate).
How much does a space heater cost per day?
A typical 1500W space heater costs $1.08 per day running 8 hours at average US electricity rates. Costs range from $0.36/day (1000W, 4 hrs) to $10.80/day (5000W, 24 hrs).
Is it cheaper to run a space heater or central heat?
For heating one room, a space heater is usually cheaper. A 1500W heater costs $1.08/day for one room. Central heat for an entire home costs $3–$8/day depending on fuel type and home size. The break-even point is typically 2–3 rooms.
How many hours should I run a space heater per day?
For zone heating (one room), 4–8 hours per day is typical. Running more than 12 hours/day on a 1500W heater costs over $1.62/day and may indicate the heater is undersized for the room or the room is poorly insulated.