What size window AC do I need for 1200 sq ft?

1. Cooling Capacity

Window AC Sizing Chart
Square Footage of Your Space	BTUs Needed (per hour)
700 to 1,000 sq. ft.	18,000 sq. ft.
1,000 to 1,200 sq. ft.	21,000 sq. ft.
1,200 to 1,400 sq. ft.	23,000 sq. ft.

Is 12000 BTU AC enough?

The size of your space determines how much cooling capacity you need. Budget air conditioners range from 5,000 BTU, which can handle about 150 square feet, to 12,000 BTU, enough to cover about 550 square feet.

How much does it cost to run a 12000 BTU air conditioner for a month?

$33.60
Price to Run a Window AC Unit Per Month

Energy Usage	Average Cost per Month
8,000 BTU	$20.40
10,000 BTU	$26.40
12,000 BTU	$33.60
15,000 BTU	$46.80

Does a window AC use a lot of electricity?

But do window AC units use a lot of electricity? Well, compared to central units, they do not. A window AC unit uses less than ⅓ of the amount of energy it would take to run a central unit for the same amount of time.

Is 12000 BTU too much for a bedroom?

As a guide, consider 5,000-BTU models for rooms 150 square feet or smaller, 8,000 BTUs for medium-sized rooms (340 square feet), and 12,000 to 14,000-BTU models for rooms with square footage from 550 to 800. Having the correct power is imperative.

Is it cheaper to run a window unit?

Everything from the purchasing price to installation and maintenance is way cheaper with window units than central air conditioners. As we mentioned earlier, you can easily get a high-quality window unit for a few hundred dollars.

Can window AC cool entire house?

Window air conditioners are designed to cool only a single room. It is very difficult for such AC to cool an entire house. At most you can cool two adjacently connected tiny rooms with a single window AC, but there will be uneven cooling.