What are the running costs of box coolers and electric space heaters?

What are the running costs of box coolers and electric space heaters?

Heater type

Running cost / 500 hours

Portable electric heater (2.4kW)

$312.50


 

Cooler type

Energy star rating

Annual energy cost*

Annual GHG emissions (kg)**

Room /Space cooling

Small room 12m2

Portable or ceiling fan

N/A

$5

15

Portable evaporative cooler

N/A

$5

20

Split system air conditioner





$35

160



 

$10

45


There are box coolers that fit into an open window and plug into a power point. These could be useful for a single room, renters, or temporary situations. They would cost about $300-$400 per year to run.