Quick Answer: How Do I Choose An Aircon Size?

To calculate the size, simply multiply the length times the width of the room or area to be cooled.

Then, as a practical number, multiply that total times 25 BTU.

This allows ample cooling, whether it is a rainy, moist day or a hot, sunny, humid day.

How do I choose the right air conditioner?

Choosing a Window Air Conditioner

To find the proper air conditioner, determine the square footage of the room you want to cool by multiplying the room length by its width. You also need to know the air conditioner’s BTU (British thermal unit) rating, which indicates the amount of heat it can remove from a room.

What size room does a 2.5 kW air conditioner cool?

A Guide to Selecting the Right Size Air Conditioner

Room size (m²) Cooling Capacity
10 2kW – 3kW
15 2.5kW – 3.5kW
20 3kW – 4kW
25 3.5kW – 4.5kW

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How many square feet will a 3 ton AC cool?

METHOD 2: Go by square feet + climate

HVAC System Sizing
Blue Green
3 tons 1651-2100 sf 1601-2000 sf
3.5 tons 2101-2300 sf 2001-2250 sf
4 tons 2301-2700 sf 2251-2700 sf

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How many BTU do I need for my room?

2. Find the correct cooling capacity for your room size

Area To Be Cooled (square feet) Capacity Needed (BTUs per hour)
450 up to 550 12,000
550 up to 700 14,000
700 up to 1,000 18,000
1,000 up to 1,200 21,000

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Which AC brand is best?

Top 10 Best Split AC (Air Conditioners) In India 2019 [Updated]

  • Blue Star 5HW18ZARTX 1.5 Ton AC Review.
  • Whirlpool Fantasia 1.5 Ton Inverter Split AC.
  • Hitachi Neo 5200F RAU518HWDD 1.5 Ton.
  • O General ASGA18FTTA-1.5 Hyper Tropical Split AC.
  • LG JS-Q18AFXD Dual Inverter Split AC.
  • Voltas SAC 173IY 1.4 Ton Split AC Review.
  • Watch Out the video which will help you to Select The Proper Size Unit.

What is the best air conditioner brand?

The best brands will be able to offer warranties that are hard to find anywhere else.

  1. Goodman Central Air Conditioners.
  2. Trane HVAC Systems.
  3. Rheem Air Conditioners.
  4. Lennox HVAC Systems.
  5. York AC Units.
  6. Ruud HVAC Systems.
  7. Amana HVAC Systems.
  8. HEIL Air Conditioners.

What size kW air conditioner do I need?

Match the Air Conditioner you need to the size of your room

Small Room Large Room
Room Size – Square Metres (m2) 10 – 20 Square Metres 40 – 60 Square Metres
Minimum Kilowatts Required 2.8KW 5.6KW
Ideal Air Conditioner type Portable, Small Split system, Window box Split System

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What is the best size air conditioner for my house?

STEP 1: Determine how many BTUs of heating and tons of AC you need

House Square Footage BTUs Needed
100 – 150 5,000
150 – 250 6,000
250 – 300 7,000
300 – 350 8,000

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How do I know what size aircon I need for my room?



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Air Conditioner – How To Select The Proper Size Unit – YouTube


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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.

What size air conditioner do I need for a 3000 square foot house?

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

Semi-detached House square footage * Furnace Output [BTU/hr] Air Conditioner size [ton]
up to 1500 sq ft 40,000 BTU/hr 1.5 ton
1500 to 1800 sq ft 50,000 BTU/hr up to 2 ton
1800 to 2200 sq ft 55,000 BTU/hr 2 ton
2200 to 3000 sq ft 60,000 BTU/hr 2.5 ton

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What size AC do I need for 1000 square feet?

What Size Air Conditioner Do You Really Need?

Area To Be Cooled (sq. feet) → Capacity Needed (BTUs per hour)
550 up to 700 14,000
700 up to 1,000 18,000
1,000 up to 1,200 21,000
1,200 up to 1,400 23,000

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Is inverter AC worth buying?

A 3 Star inverter AC is more efficient than the best 5 star normal AC available today. Once the cost difference is recovered, it is pure savings with an inverter AC from then on. An inverter AC, not only saves electric power cost, but is also much more comfortable to use than a normal AC.

Which AC is best 3 star or 5 star?

The basic difference between a 3 star and a 5 star window ac is power consumption.You might now that 5 star window air conditioners have an EER of 3.3 and above, while 3 star window air conditioners have an EER of 2.9 to 3.09. In simple words,a 5 star window ac is highly energy efficient.

Which AC is most energy efficient?

Hitachi Kashikoi 5400X-RSA518CBEA 1.5 Ton AC – It is another energy efficient split AC. It is rated 5-star and its annual power consumption is 816 watts. With Soft Dry technology it is just as effective in humid weather as in summer. With extremely good cooling capacity, it cools really fast and thus saves electricity.

Which is best AC for home?

Best 1.5 Ton Inverter AC 2019

  • LG KS-Q18YNZA.
  • Daikin FTKF50TV.
  • LG KS-Q18FNXD1.
  • Blue Star BI-5CNHW18PAFU.
  • Samsung AR18NV5HLTRNNA.
  • Voltas 183V CZT/183 VCZT2.
  • Carrier Esko CAI18EK4C8F0.
  • Daikin FTKP50TV.

Is Daikin the best air conditioner?

Another big advantage with Daikin AC is their air purification system. It is arguably the best in the business. Though most of the ACs from Daikin comes with an inverter technology, dual inverter technology used in LG is better and slightly more energy efficient.

How much does a new air conditioner cost?

Installing air conditioning costs between $3,350 and $5,912 with most homeowners reporting spending $4,631 on average. This price is typical of installing a new AC unit to your forced air furnace. Other options include single window units or portable units for $234 to $700 or ductless mini splits for $660 to $4,500.

How many square feet is a 12×12 room?

The formula for figuring this out is pretty straightforward, all you have to do is multiple the length of the room by the width. So if your room is 10 feet by 12 feet, 10 x 12 = 120 square feet.

How many square feet will a 2.5 ton AC unit cool?

Air Conditioning Square Footage Range by Climate Zone

1.5 Tons 600 – 900 sf 600 – 950 sf
2 Tons 901-1200 sf 951 – 1250 sf
2.5 Tons 1201 – 1500 sf 1251 – 1550 sf
3 Tons 1501 – 1800 sf 1501 – 1850 sf

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How many square feet will a 12000 BTU air conditioner cool?

A 12,000 Btu air conditioner can cool between 450 and 550 square feet of floor space. A 12,000 Btu unit could cool a room 25 feet long by 20 feet wide that has 500 square feet of floor area.

What size room does a 9000 BTU air conditioner cool?

BTU Sizing Chart for Mini Split Systems

Area To Be Cooled Capacity Needed (BTUs Per Hour)
300 to 350 square feet 8,000 BTUs
350 to 400 square feet 9,000 BTUs
400 to 450 square feet 10,000 BTUs
450 to 550 square feet 12,000 BTUs

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Is 1 ton AC enough for what room size?

1 Ton AC covers 80 to 120 sq.ft area. The 144 sq ft is on border range. If you have many windows or if your room sun facing then buying 1.5 Ton AC is good choice.

What size room will 18000 Btu cool?

1. Cooling Capacity

Area To Be Cooled (Sq. Ft.) Capacity Needed (BTUs Per Hour)
400 to 450 sq. ft. 10,000 BTUs
450 to 550 sq. ft. 12,000 BTUs
550 to 700 sq. ft. 14,000 BTUs
700 to 1,000 sq. ft. 18,000 BTUs

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How many square feet will a 10 ton AC unit cool?

A well-insulated room with 100 square feet will require a 4,000 to 6,000 (a half ton) BTU air conditioner while a 12,000 BTU (one ton) unit can cool up to 500 square feet. A 2-ton (24,000 BTU) central air conditioning unit can effectively cool a 1500 square-foot residence.

How much does it cost to replace a 2.5 ton AC unit?

Average AC Unit Prices by Size or Capacity

Central AC Unit Size AC & Coil AC & Coil Installed Cost
2 Tons, 24,000 btu $1,490 $2,690
2.5 Tons, 30,000 btu $1,525 $2,695
3 Tons, 36,000 btu $1,650 $2,990
3.5 Tons, 42,000 btu $1,780 $3,250

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What is a good SEER rating for an air conditioner?

A higher SEER rating means greater energy efficiency. The minimum standard SEER is 13 for air conditioners. Most modern air conditioners have a SEER that ranges from 13 to 21. Trane air conditioners range from 14.5 SEER up to 22 SEER.

Photo in the article by “Wikimedia Commons” https://commons.wikimedia.org/wiki/File:Mitsubishi_Heavy_Industries_aircon_indoor_unit_FDKN208C.jpg