How many square feet will a 12000 BTU mini split heat?

550 square feet

One of the most often installed sizes is a 12,000 BTU mini-split. This will heat and cool approximately 450–550 square feet, or about the size of a studio apartment.

Are mini splits good for basements?

With their low energy costs and energy efficiency, a ductless mini split air conditioning system is perfect for any basement. It’s a must for home improvement and a must for the wallet.

How many square feet will a 24000 BTU mini split heat?

In the same manner, you can find that the coverage area of a 42,000 BTU system is 1,900 to 2,300 sq ft.
Mini Split BTU to Room Size Chart.

Mini Split Cooling Capacity Room Size
18,000 BTU 820 – 1,000 sq ft
24,000 BTU 1,100 – 1,350 sq ft
30,000 BTU 1,360 – 1,600 sq ft
36,000 BTU 1,600 – 2,000 sq ft

How big of mini split do I need?

Determine the square foot of the rooms. A professional will measure the length by the width and multiply them. For example, if the room is 30 feet long by 40 feet wide, then it would be 30 x 40 = 1,200 square feet. To get the approximate BTU rating, the technician will multiply the square footage of the room by 25.

How many mini splits do I need for 1500 square feet?

BTU Sizing Chart for Mini Split Systems

Area To Be Cooled Capacity Needed (BTUs Per Hour)
700 to 1,000 square feet 18,000 BTUs
1,000 to 1,200 square feet 21,000 BTUs
1,200 to 1,400 square feet 23,000 BTUs
Up to 1,500 square feet 24,000 BTUs

What happens if you oversize a mini-split?

By oversizing them, you can lose that advantage completely. That 6,000 BTU per hour mini-split in a room with 1,500 BTU per hour of cooling load doesn’t act at all like it has variable capacity because it’s always running at the lowest capacity. So, yes, you absolutely can oversize a mini-split.

Can you put a mini split condenser in a basement?

Ductless heat pumps. A ductless mini-split system uses indoor air handlers and an outdoor compressor and condenser to heat a home. Without the need for ducts, this option is a top choice for homeowners who want to easily heat specific indoor zones or spaces (such as a basement).

Can you put a mini split compressor in the basement?

By putting the outdoor condenser in the basement with those 2 solutions; The unit might last longer cause it is protected from the rain and snow. The unit will work more efficient with the ideal basement temp.

Do mini splits have to be on an outside wall?

The indoor units do not need to vent through an exterior wall, so ductless splits are a good option to cool rooms with no windows and no exterior walls. A ductless split system also provides more temperature control because each indoor unit can be set independently from the other units.

What size AC do I need for 1500 square feet?

As a rule of thumb, you need 30,000 BTU for 1,500 square feet. So, you need a 2.5 Tons air conditioner for a 1,500 square feet room. If your room is below 1,500 square feet but more than 1,200 square feet, you can use a 2 Tons air conditioner. A 2.5 Tons air conditioner can be used up to 2,000 square feet.

What size AC do I need for 2000 square feet?

If your home is 2000 square feet, you can calculate your HVAC needs the same as you would for a 1600 square foot home. Assuming one ton of cooling capacity can cool 400 square feet of your home, you’ll need about 5.0 tons of air conditioning capacity. Multiply this by 12,000 BTUs, and you’ll get 60,000 BTUs.

How much area does a mini split cover?

How are ductless mini-splits sized?

Space Capacity BTU Level
350 square feet 9,000 BTU
500 square feet 12,000 BTU
750 square feet 18,000 BTU
1000 square feet 24,000 BTU

How many square feet will a 36000 BTU Mini Split cool?

A large ductless system with a BTU of 36,000 can effectively cool a room measuring up to 1,500 total square feet, while smaller units usually start at around 9,000 BTUs and can cool approximately 350 square feet of space (the size of approximately 2-3 bedrooms).

How many square feet will a 24000 BTU AC cool?

A 24,000 BTU air conditioner would work best in a room between 1,400 and 1,500 square feet.

How do I calculate HVAC size?

6 Steps to Properly Size Your HVAC Unit

  1. Step 1: Calculate the square footage of the area to be cooled. …
  2. Step 2: Next, multiply the square footage obtained for each area by 25.
  3. Step 3: Then, add 400 for each person who works in that particular area.
  4. Step 4: Finally, for each window, add 1,000.

What size AC do I need for 1700 sq ft?

Furnace and Air Conditioner size for a detached 2-storey home

House square footage * Furnace Output [BTU/hr] Air Conditioner size [ton]
up to 1300 sq ft 40,000 BTU/hr up to 2 ton
1300 to 1700 sq ft 45,000 BTU/hr 2 ton
1700 to 2500 sq ft 55,000 BTU/hr 2.5 ton
2500 to 3500 sq ft up to 65,000 BTU/hr 3 to 3.5 ton

What size AC unit do I need for a 1800 sq ft house?


Here’s some math: You need around 20 BTUs per square foot, which is equivalent to 0.0016 tons. For example, a 600-square-foot space requires a 12,000 BTU or 1-ton unit. By those calculations, an average 1,800-square-foot house would need a 3-ton central air conditioning unit.

What size heat pump do I need for 1600 sq ft?

Heat Pump by the Ton

Heat Pump Size Square footage forHot Climate(Zone 1&2) Square footage forWarm Climate(Zone 3)
2.5 ton 1,000-1,300 sq ft 1,200-1,500 sq ft
3 ton 1,300-1,600 sq ft 1,500-1,800 sq ft
3.5 ton 1,600-1,800 sq ft 1,800-2,000 sq ft
4 ton 1,800-2,000 sq ft 2,000-2,400 sq ft

How many BTUs do I need for a 1700 square-foot house?

For 8,000 – 15,000 BTU, the most appropriate AC units are portable air conditioners.
How Many BTU To Cool 100 to 5,000 Sq Ft (Table)

Square Footage BTU Capacity
How many BTUs for 1700 square feet? 34,000 BTU

What size heat pump do I need for a 1700 square-foot home?

30 BTU of heating output per 1 sq ft of living space.

For every sq ft of living space, you need about 30 BTU of heating output. That means, for example, that for a 1,000 sq ft home, you would require a 30,000 BTU heat pump (that’s a 2.5-ton heat pump).