What does R422D replace?

Author: Emmanuelle Veum  |  Last update: Tuesday, February 11, 2025

An R-22 Refrigerant Replacement for Direct Expansion Refrigeration. Freon™ MO29 (R-422D) refrigerant is a low-toxicity, non-ozone depleting hydrofluorocarbon (HFC) replacement for R-22.

What is R422D used for?

R422D is a non-ozone depleting HFC based refrigerant designed for the replacement of R22 in refrigeration and air conditioning direct expansion systems. R422D offers similar performance to R22. R422D should not be used in flooded systems.

What is the difference between R422D and MO99?

R-422B capacity is 12% lower than R-22, an additional 5% lower than MO99. Mass flow rate of R-422B is 20% higher than R-22, an additional ~10% higher than MO99. R-422D capacity is 8% lower than R-22, similar to MO99. Mass flow rate of R-422D is >30% higher than R-22, an additional 20% higher than MO99.

Is R422D compatible with mineral oil?

The hydrocarbon component in R422D helps promote oil return in systems containing mineral oil or alkylbenzene.

Can you top off R-22 with 422B?

From what I read so far mixing up / topping off R22 with R422B is not recommended (acid formation).

Replacement Refrigerant R422D

Can you replace R-22 with R422D?

An R-22 Refrigerant Replacement for Direct Expansion Refrigeration. Freon™ MO29 (R-422D) refrigerant is a low-toxicity, non-ozone depleting hydrofluorocarbon (HFC) replacement for R-22.

What happens if you put 410A in a R-22 system?

The pressure can become high enough for parts of the system to rupture. At the very least, leaks will occur.

What oil to use for R422D?

Use a mineral oil (MN), alkylbenzene (AB), or polyol ester (POE). Check with Climalife regarding the viscosity of the oil selected for your application, and the miscibility with the fluid under consideration.

Can you mix R-22 and 422D?

Never mix refrigerants in a refrigeration system or recovery cylinder. Any refrigerant mixing creates a non-reclaimable mixture that will cost you or your customer more money in disposal fees.

Is 422D a drop-in for R-22?

Allows for use in existing equipment. Genetron 422D makes replacing R-22 in an A/C system easy. In most situations, just recover the R-22, replace any of the critical seals, recharge the system with Genetron 422D, and perform normal checks. Works with existing expansion devices in most cases.

What happens if you mix R-22 with MO99?

What happens if R-22 gets mixed into an installation of Freon™ MO99 that is not properly labeled? Mixing refrigerants is never recommended. However, based on the similar operating conditions of Freon™ MO99 and R-22, system damange would not be expected.

What is the price of r422 gas?

R422D Refrigerant Gas, Packaging Size: 45 Kg, Packaging Type: Cylinder at ₹ 800/kilogram in Mumbai.

Is R422B a good replacement for R-22?

Product Information. A retrofit blend that is designed to match R22 in air conditioning applications. There is a slight reduction in capacity which would result in slightly longer run times. Systems that were previously retrofitted to R417A can operate with a replacement charge of R422B.

Is R422D flammable?

R-422D is not flammable at ambient temperatures and atmospheric pressure. However, this material will become combustible when mixed with air under pressure and exposed to strong ignition sources.

Can you mix 422B with 407C?

According to the 609 EPA rule, mixing refrigerants is illegal and anybody caught doing so will be heavily fined.

Is Genetron 22 the same as R-22?

R22 is marketed under a variety of brand names, many of which sound like supervillain science projects, such as Genetron 22 and Arcton 4. It will be most familiar to customers under the name Freon. The Freon brand belongs to chemical giant DuPont, and actually covers a number of different CFCs and HCFCs.

What is the new refrigerant 2025?

Phase-Out of Older Refrigerants: R-410A, which has been the industry standard for years, will be phased out in favor of lower-GWP refrigerants like R-454B. These options from New Refrigerant 2025 are better for the environment, with significantly reduced global warming potential.

Can you top off R-22 with 422B?

Mixing refrigerants is not recommended. R-22 replacements should not be used to top off R-22 systems. R-22 should be recovered using appropriate equipment and managed according to U.S. EPA guidelines specified in Section 608 of the U.S. Clean Air Act.

Is 422D compatible with mineral oil?

May be used with alkyl benzene (AB), mineral oil (MO), and polyolester (POE) lubricants. If inadequate oil return is observed for AB or MO, addition of POE may be needed. Genetron 422D can, in most cases, be used with existing HCFC-22 thermostatic expansion valves.

What oil is best for R-22?

Refrigerant R-22 has been successfully used with mineral oil in residential air-conditioning and heat pump systems (AC/HP).

What does r407a replace?

Freon™ 407A (R-407A) refrigerant is a reliable, stable, and nonflammable option for low- and medium-temperature refrigeration systems. This non-ozone depleting, hydrofluorocarbon (HFC) refrigerant is a replacement for R-22 and provides a lower global warming potential (GWP) alternative to R-404A and R-507.

Is r422b compatible with Poe oil?

Our Next-generation, lubrication technology ensures compatibility and miscibility with Mineral, AB or POE lubricants found in existing equipment. The pressure / temperature characteristics of R-422B+ are nearly identical to R-22, R-421A and R-422B.

How much does it cost to convert R-22 to R-410A?

How much will an R-22 to R-410A conversion cost? The actual cost will depend on many things, including where you live, but most of the time R-22 conversions start at around $2,000 and go up from there. The higher end of that range is somewhere around $4,500 to $4,600.

What freon can be mixed with R-22?

So… what refrigerant can be mixed with R-22? None. You can't mix refrigerants.

What year did R-22 switch to 410A?

Until 2010, R-22 was the most frequently used refrigerant in air conditioners and heat pumps. Because R-22 causes ozone depletion, the Environmental Protection Agency required manufacturers to phase out its use. In 2015, R-410A became the standard refrigerant used.

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