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R-404A Refrigerant: Everything You Need to Know About 404A Freon for HVAC Systems

In the HVAC and refrigeration industry, R-404A refrigerant continues to be a trusted standard for commercial systems. Known for its cooling efficiency, non-flammability, and compatibility with a range of equipment, 404A refrigerant is widely used in walk-in coolers, freezers, transport refrigeration, and more.

In this guide, we’ll break down everything you need to know about R-404A—its uses, current pricing trends, benefits, and how to buy R-404A refrigerant for sale online with confidence.


What is R-404A Refrigerant?

R-404A is a blended hydrofluorocarbon (HFC) refrigerant used primarily in low- and medium-temperature commercial refrigeration systems. It replaced older ozone-depleting refrigerants like R-502 and is non-toxic, non-flammable, and highly efficient.

Its chemical blend (R-125, R-143a, and R-134a) makes it ideal for:

  • Supermarkets and grocery store systems
  • Cold storage facilities
  • Ice machines
  • Transport refrigeration
  • Food processing plants

Why Choose 404A Refrigerant?

Here are a few reasons why R-404A freon is still a popular choice in the market:

  • Excellent Cooling Performance – Especially in low-temperature applications
  • Widely Compatible – Works with many existing commercial systems
  • Reliable for Transport Refrigeration – Maintains temp integrity during transit
  • Easy Availability – Still available for servicing legacy systems
  • Long-Term Storage Options – Comes in sealed cylinders for durability

What’s the R-404A Refrigerant Price in 2025?

Due to supply chain dynamics and regulatory factors, the R-404A refrigerant price can vary. Prices are typically influenced by:

  • Global HFC phase-down regulations
  • Market availability
  • Bulk vs. individual purchase
  • Cylinder size (e.g., 24 lbs vs. 10 lbs)

At NY HVAC Supply House, we offer competitive pricing and fast shipping on high-quality refrigerant cylinders.

Click here to view our 24 lbs R-404A Refrigerant Cylinder – Trusted, sealed, and ready to ship.


How to Store and Use R-404A Safely

  • Keep cylinders in a cool, dry place away from sunlight.
  • Use only with certified HVAC tools and gauges.
  • Follow EPA guidelines if reclaiming or disposing of used refrigerant.
  • Never mix 404A with other refrigerants—it may affect system performance.

Where to Buy R-404A Refrigerant for Sale Online?

If you're looking for a trusted HVAC supplier, our online store provides:

  • 24 lbs R-404A cylinders
  • Bulk and wholesale discounts
  • Fast, nationwide shipping
  • Secure checkout

Buy R-404A Refrigerant Now – Limited stock available.


Frequently Asked Questions (FAQs)

Q1: Is R-404A refrigerant still legal to use?
Yes, R-404A is still legal for existing systems but may be restricted in new equipment depending on your location due to HFC phase-down rules.

Q2: What is the best use of R-404A refrigerant?
It’s ideal for low- to medium-temp refrigeration, such as walk-in freezers, refrigerated trucks, and supermarket chillers.

Q3: Can I replace R-404A with another refrigerant?
Yes, but it requires a retrofit and consultation with an HVAC technician. Common replacements include R-448A or R-449A.

Q4: What is the price of R-404A refrigerant?
Prices vary, but you can check the current R-404A refrigerant price here.

Q5: Is 404A refrigerant the same as Freon?
“Freon” is a brand name that often refers to various refrigerants. R-404A is one type of Freon used in commercial refrigeration.


Final Thoughts

Whether you're maintaining a commercial refrigeration system or preparing for the cooling season, R-404A refrigerant remains a reliable, high-performance option.

Explore our range of refrigerants and get fast shipping, transparent pricing, and expert support from NY HVAC Supply House.

Buy R-404A Refrigerant 24 lbs Cylinder Online Now

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