Tonnage ratings are typically expressed in increments of 5 tons so residential air conditioners are usually rated as 1 5 2 2 5 3 3 5 4 4 5 or 5 ton units.
Ac split unit sizes.
To size your mini split air conditioner the most important thing you need to know is the square footage of the room you re looking to cool and or heat.
This is easy to do by calculating the square feet of the space to be maintained.
30 2 5 tons.
500 square feet 12 000 btu.
Mini split hvac systems are great for heating and cooling and are very versatile able to be fitted into most any space.
Ductless splits cool a larger area at the same btu level than do window air conditioners and portable air conditioners.
It should be noted that there is a distinct difference between btu and btuh.
The smallest unit is 18 000 btus 1 5 tons while the largest is 60 000 btus 5 tons.
In order to size your mini split correctly you will need to know the square footage of the room and check it against our table.
Mini splits are shown in the great room bedroom and basement.
24 2 tons.
Great room open plan kitchen 1000 sq.
In most cases you can use the conversion information below to help in determining the size of your existing air conditioner system use the system model number not the serial number 18 1 5 tons.
Besides picking the right mini split manufacture how big a unit is needed also needs to be considered.
Measure the diameter the largest width of the room divide it by two.
36 3 tons.
Anything with larger cooling capacity would be considered light commercial.
How to get a rooms square feet to get the square feet of a room measure the length by the.
Getting the right size ac unit for your house is very important if you want to have the desired level of comfort and good energy efficiency.
1000 square feet 24 000 btu.
If you have a one ton ac unit it means it has the ability to cool 12 000 btus an hour.
Basement 1200 sq.
350 square feet 9 000 btu.
Each indoor unit will be capable of providing a set number of btu s of cooling and heating power.
Bedroom bathroom 500 sq.
Residential central air conditioners come in a range of sizes from 1 5 ton to 5 ton models.
Today electricity is very expensive and you don t want to waste it on running a unit that is too big.
If you need a unit that has more than 5 ton cooling capacity then it is likely you will need multiple ac units.
Getting the square footage.
Below is an approximate sizing guide.
24000 btu ductless air conditioner mini split ac heating system 2 ton pre charged inverter heat pump 21 seer 12 lineset wiring 100 ready to install usa parts support by air con.
Mini split with heat pump.