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What's the difference between R410A and R32?

Author

Sophia Sparks

Published Mar 14, 2026

What's the difference between R410A and R32?

R32 Infographic

Carbon has a GWP of 1. R410A has a GWP of 2,088 meaning that if one kilogram is released into the atmosphere it would have 2,088 times the harmful effect of one kilogram of carbon. That is why we are now seeing a move to a new refrigerant – R32, which has a GWP of 675 (two-thirds less than R410a).

Also, which gas is best for AC R32 or r410?

R32 is more environment friendly, R410A is having 3 times more global warming potential than R32. R410A has high pressure making it difficult to handle. This gas refilling in air conditioners is difficult. R32 is moderately flammable than r410A and can catch fire under high heat in an open environment.

Additionally, which is latest R32 or R410A? R32 Infographic

R410A has a GWP of 2,088 meaning that if one kilogram is released into the atmosphere it would have 2,088 times the harmful effect of one kilogram of carbon. That is why we are now seeing a move to a new refrigerant – R32, which has a GWP of 675 (two-thirds less than R410a).

Similarly one may ask, can I use r410 instead of R32?

No. R32 is not suitable as a drop-in replacement for R410A and must only be used in systems specifically designed for R32.

Which is the best refrigerant for AC?

They also have high-energy efficiency but are highly flammable as they are hydrocarbons. But they are the greenest refrigerants in the market.

RefrigerantGlobal Warming PotentialOzone Depletion Potential
R-221810Medium
R-410A2088Zero
R-32675Zero
R-134A1430Zero

Which is more flammable R32 or R410A?

Flammability of R32 has 80% burning velocity less than R290 and slightly flammable when compare with R410A. Although, R32 discharge gas temperature is higher than R410A around 20°C and this can damage compressor's motor at some heat pump condition especially at high compression zone.

Is r410 gas flammable?

R-410A is not flammable in air at temperatures up to 100° C (212° F) at atmospheric pressure. However, this material can become combustible when mixed with air at elevated pressure and/or temperature in the presence of an ignition sources. R-410A can also become combustible in an oxygen enriched environment.

What is the newest AC refrigerant?

Most newer AC units use a refrigerant called R410A, or Puron. This chemical is an HFC (hydrofluorocarbon), but has been shown not to harm the ozone and, since 2015, has become the standard for residential air conditioning.

What is the newest refrigerant?

Although there are various types of refrigerants, R-32 is a new refrigerant currently receiving the most interest. Because R-32 efficiently conveys heat, it can reduce electricity consumption up to approximately 10% compared to that of air conditioners using refrigerant R-22.

What is the price of R410A?

The current HVAC standard coolant, r410a, costs about $3 to $8 per pound. All systems manufactured or installed after 2010 use r410a.

Which gas is better for a split AC R22 or r410 or R32?

However, they are better compared to R22. The R32 refrigerant has three times lower GWP and is also more energy-efficient as compared to R410A. Most well-established companies such as Mitsubishi, Hitachi, Fujitsu, Panasonic and Toshiba are opting to use the R32 refrigerants in their AC conditioners.

Is R410A better than R32?

Unlike R32, R410A has a low critical temperature, which in turn yields a lower coefficient of performance. Moreover, R32 has a higher pressure ratio than R410A. Overall, R32 is much more efficient than R410A. However, it does have a few shortcomings as well, namely its high discharge temperature.

Why is R410A so expensive?

R410a is actually a blend of two different refrigerants, one of which is called R125. There's currently a world shortage of R125 because there aren't enough plants to produce it. Without enough R125, producers can't make enough R410a to keep up with the increasing demand.

When did 410A become mandatory?

By January 1, 2010, there was a ban on the production and import of R-22. As a result, manufacturers of heat pump and air conditioning equipment redesigned their systems to accommodate R-410A, a chlorine-free refrigerant compared to R-22.

Can R410A be topped up?

R-410A refrigerant must be removed from the drum in a liquid state. The two refrigerants that comprise it boil at close to the same temperature. Therefore, for slight leaks, R-410A can be topped off. Just make sure it's removed from the drum while it is in a liquid state.

What is replacing R32?

ECO-32 is a blend of high purity propane R290 and ethane R170. It is a reduced global-warming-potential (GWP) refrigerant. It is designed to replace R410a and R32 in most stationary residential and commercial air conditioning systems.

Is 410A being phased out?

R-410A is scheduled for elimination from all new systems in 2023.

Which heat pumps use R32?

R32 refrigerant helps products, such as air source heat pumps, operate more cleanly and effectively. Grant's fourth generation of air source heat pumps use R32 refrigerant which is more environmentally friendly compared to other traditional refrigerants.

Is R32 bad for environment?

The characteristics of R32 that makes it better for the environment and for household use are: It doesn't impact on the ozone layer and has a low global warming rating. It isn't toxic and has a low risk of flammability. It is low cost which means air conditioners can be produced at reasonable prices.

Is R410A bad for the environment?

While an R-410A system still uses harsh chemicals, it is not as damaging to the environment. It does not harm the ozone layer or cause cancer like R-22 refrigerant does, and will help your system work efficiently with less environmental impact.

Is R32 lighter than air?

In the case of a wall mounted split system, because R32 is heavier than air any leaked refrigerant leaving the unit will exceed 4 times its burning velocity due to gravity within 40 cm. Unlike common flammable gases such as propane, R32 cannot be ignited by the usual static electricity we experience.

Is R32 explosive?

Far from being extremely flammable and highly toxic, the new document, R32 – Common Questions, maintains that R32 is not explosive, is extremely difficult to ignite and is the least toxic of all the Class A (non toxic) refrigerants listed in ISO 817.

Is R32 gas banned?

The Government of India has prepared to completely ban the use of older Refrigerants like R22 by the year 2030. So, make certain you purchase an Air Conditioning or Refrigerator that utilizes eco-friendly Refrigerants like R410a, R32 or R290 (which are likewise grievance with most current Government regulations).

Is R32 refrigerant being phased out?

By 2025, any refrigerant gas with a GWP greater than 750 will be phased put. R32 has a GWP of 675. Whilst the phase out of current refrigerants that don't meet GWP requirements will be gradual, manufacturers have been quick to embrace the performance characteristics of R32 sooner rather than later.

What is R32 refrigerant used for?

R32 is a HFC refrigerant, used as a replacement for R410A in low temperature refrigeration and air conditioning applications. This refrigerant is a preferred replacement for R410A in new equipment.

What is R410A refrigerant used for?

R-410A is one of the most popular refrigerants on the market. This type of refrigerant is a hydro-fluorocarbon (HFC), which does not deplete or damage the ozone layer. Therefore, R-410A is used for the vast majority of residential air conditioners.

Is R410A an inverter?

Ozone Friendly refrigerant such as R410a is used in most inverter system. The outdoor unit which contains the inverter compressor is much more quieter compared to the non-inverter compressor.

Which is better R22 or R410A?

Improved efficiency: R410A is able to absorb and release heat better than R22, making it more energy efficient. Plus, because it's more fluid in temperature changing abilities, it does a better job heating or cooling your house quickly.

Is R410A Freon?

The main two will be R-22 and R-410A which are also known as Freon and Puron respectively. The two types of refrigerants are not interchangeable within a system, so you want to ensure you choose the right one before purchasing your system. There are some other very important differences between the two refrigerants.

Do you liquid charge R32?

Working pressures for R32 are very similar to R410A and, when charging, R32 is easier to handle, says Daikin, as, unlike R410A, it can be charged in both a gas and a liquid state. Daikin also explains why R32 is classified as A2L “mildly flammable†while safety data sheets say it is extremely flammable.

Is R32 refrigerant a blend?

R32 is not a new refrigerant. R32 is a major component of other refrigerants, making up 50% of the R410A blend and 23% of the R407C blend. R32 in its pure form is classified as A2. R32 is a higher pressure gas compared to other refrigerants such as R22 and R410A and it requires a higher pressure 6.2MPa cylinder.

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